Regional Centres

Herbarium

Internationally known as “Madras Herbarium” (MH), this is one of the oldest and renowned herbaria of the world housing many valuable classical collections of Rottler, Hooker & Thomson, Wight, Bourdillon, Beddome, Lawson, Barber, Gamble and Fischer. Besides the collections from Southern India, this herbarium also has specimens from the Indian subcontinent and of Europe, Africa, Australia, North& South America. The most significant feature is the possession of 2594 types representing about 800 taxa including about 300 from Sri Lanka.

New Taxa Discovered

New Genera
- Acanthaceae
  - Kanjaram Ramam.
  - Santapaua N.P. Balakr.
- Araceae
  - Pauella Ramam. and Sebastine
- Asclepiadaceae
  - Janakia J. Joseph and V. Chandras.
- Orchidaceae
  - Aenhenrya Gopalan
  - Proteroceras J. Joseph and Vajr.
- Poaceae
  - Chandrasekharania V.J. Nair, V.S. Ramachandran and Sreek.
  - Silentvalleya V.J. Nair, Sreek., Vajr. and Bhargav.
New Species, Subspecies and Varieties
- Acanthaceae
  - Andrographis nallamalyana J.L. Ellis
  - Andrographis neesiana Wight var. rotundifolia Sreem.
  - Justicia gingiana Sebastine and Ramam.
  - Rostellularia vahlii (Roth) Nees var. rupicola J.L. Ellis
  - Rungia latior Nees var. anamalayana Chandrab. and V. Chandras.
  - Staurogyne perpusilla A.N. Henry and N.P. Balakr.
- Anacardiaceae
  - Nothopegia beddomei Gamble var. wyanaadica J.L. Ellis and V. Chandras.
- Apiaceae
  - Pimpinella tirupatiensis N.P. Balakr. and Subr.
- Araceae
  - Arisaema jethomsonii J.G. Thiyagaraj and P. Daniel
  - Lagenandra nairii Ramam. and Rajan
- Araliaceae
  - Schefflera chandrasekharanii Ramam. and Rajan
- Asclepiadaceae
  - Caralluma nilagiriana G. R. Kumari and Subba Rao
  - Hoya kanyakumariana A.N. Henry and Swamin.
  - Marsdenia tirunelvelica A.N. Henry and Subr.
  - Tylophora subramanii A.N. Henry
- Asteraceae
  - Sonchus jainii Chandrab., V. Chandras. and N.C. Nair
  - Vernonia anaimudica B.V. Shetty and Vivek.
  - Vernonia peninsularis (C.B. Clarke) C.B. Clarke ex Hook.f.var. kodayanensis A.N. Henry and R. Gopalan
  - Vernonia pothiaiana Chelladurai and Gopalan
- Balsaminaceae
  - Impatiens chandrasekharanii Chandrab.
  - Impatiens konalarensis Chandrab., V. Chandras. and N.C. Nair
- Burseraceae
  - Boswellia ovalifoliolata N.P. Balakr. and A.N. Henry
- Caesalpiniaceae
  - Cassia intermedia B.D. Sharma, Vivek. and Rathakr.
- Capparaceae
  - Capparis nilgiriensis Subba Rao, G.R. Kumari and V. Chandras.
- Caryophyllaceae
  - Polycarpaea corymbosa (L.)Lam. var. longipetala S.R. Sriniv. and D. Naras.
  - Polycarpaea majumdariana P. Venu, Muthukumar and P. Daniel
- Connaraceae
  - Connarus parameswaranii Ramam. and Rajan
- Convolvulaceae
  - Argyreia arakuensis N.P. Balakr.
  - Ipomoea pes-caprae (L.) R. Br. var. perumkulamensis Umamaheswari and P. Daniel
- Crassulaceae
  - Kalanchoe cherukondensis Subba Rao and G.R. Kumari
- Eriocaulaceae
  - Eriocaulon kasaragodense R. Ansari, V.J. Nair and N.C. Nair
  - Eriocaulon keralense R. Ansari, V.J. Nair and N.C. Nair
  - Eriocaulon nairii Chandrab. and V. Chandras.
- Euphorbiaceae
  - Croton caudatus Geisel var. obovoidens N.P. Balakr. and Chakrab.
  - Croton robustus Kurz var. serratus T. Chakrab., N.P. Balakr. and G. Gupta
  - Euphorbia balakrishnanii M.S. Binojkumar and Gopalan
  - Euphorbia lawsonii M.S. Binojkumar and P. Dwarakan
  - Euphorbia linearifolia Roth var. nallamalayana J.L. Ellis
  - Euphorbia santapaui A.N. Henry
  - Euphorbia senguptae N.P. Balakr. and Subr.
  - Euphorbia susan-holmesiae M.S. Binojkumar and Gopalan
  - Euphorbia vajraveluii M.S. Binojkumar and N.P. Balakr.
  - Jatropha tanjorensis J.L. Ellis and Saroja
  - Jatropha villosa Wight var. ramnadensis Ramam.
  - Mallotus subramanayamii J.L. Ellis
  - Reidia singampattiana Sebastine and A.N. Henry
- Fabaceae
  - Crotalaria madurensis Wight var. kurnoolica J.L. Ellis and Swamin.
  - Crotalaria willdenowiana DC.subsp. glabrifoliolata J.L. Ellis
  - Humboldtia unijuga Bedd. var. trijuga J. Joseph and V. Chandras.
  - Kunstleria keralensis C.N. Mohanan and N.C. Nair
  - Rhynchosia jacobii Chandrab. and B.V. Shetty
- Flacourtiaceae
  - Homalium jainii A.N. Henry and Swamin.
- Gentianaceae
  - Exacum klackenbergi Gopalan
  - Exacum wightianum Arn.var. uniflorum A.N. Henry and Swamin.
- Haloragaceae
  - Laurembergia agastyamalayana A.N. Henry
- Hydrocharitaceae
  - Halophila ovalis (R. Br.) Hook.f. sub sp. ramamurthiana Ravik. and Ganesan
- Lamiaceae
  - Geniosporum prostratum Benth.var. longiracemosum Ramam. and Sebastine
  - Gomphostemma keralensis Vivek., Gopalan and R. Ansari
  - Leucas anandaraouna Umamaheswari and P. Daniel
  - Leucas lavanduliifolia Rees var. nagalapuramiana Chandrab. and S.R. Sriniv.
  - Leucas mollissima Wall.var. sebastiana Subba Rao and G.R. Kumari
  - Leucas mukerjiana Subba Rao and G.R. Kumari
  - Leucas vestita Benth. var. devicolamensis B.V. Shetty and Vivek.
  - Pogostemon hedgei V.S. Kumar and B.D. Sharma
  - Pogostemon travancoricus Bedd.var. devicolamensis B.V. Shetty and Vivek.
- Lauraceae
  - Cinnamomum chemungianum M. Mohanan and A.N. Henry
- Lentibulariaceae
  - Utricularia malabarica Janarth. and A.N. Henry
  - Utricularia nayarii Janarth. and A.N. Henry
  - Utricularia subramanii Janarth. and A.N. Henry
- Melastomataceae
  - Memecylon subramanii A.N. Henry
  - Sonerlia kanniyakumariana Gopalan and A.N. Henry
- Mimosaceae
  - Dichrostachya santapaui Sebastine and Ramam.
- Myrtaceae
  - Eugenia manickamiana Murugan
  - Eugenia seithurensis Gopalan and S.R. Sriniv.
  - Syzygium chandrasekharanii Chandrab. and V. Chandras.
  - Syzygium parameswaranii M. Mohanan and A.N. Henry
  - Syzygium zeylanicum (L.) DC. var. ellipticum A.N. Henry, Chandrab. and N.C. Nair
- Oleaceae
  - Chionanthus ramiflorus Roxb.var. peninsularis K. Ravikumar and V. Lakshmanan
- Orchidaceae
  - Aenhenrya agastyamalayana Gopalan
  - Bulbophyllum agastyamalayanum Gopalan and A.N. Henry
  - Dendrobium anamalayanum Chandrab., V. Chandras. and N.C. Nair
  - Dendrobium diodon Reichb.f. subsp. kodayarensis Gopalan and A.N. Henry
  - Dendrobium panduratum Lindl.subsp. villosum Gopalan and A.N. Henry
  - Eria muscicola (Lindl.) Lindl.var. brevilinguis J. Joseph and V. Chandras.
  - Eria muscicola (Lindl.) var. ponmudiana M. Mohanan and A.N. Henry
  - Eulophia hirsuta J. Joseph and Vajr.
  - Oberonia anamalayana J. Joseph
  - Oberonia balakrishnanii R. Ansari
  - Oberonia chandrasekharanii V.J. Nair, V.S. Ramachandran and R. Ansari
  - Oberonia nayarii R. Ansari and N.P. Balakr.
  - Oberonia sebastiana B.V. Shetty and Vivek.
  - Oberonia seidenfadeniana J. Joseph and Vajr.
  - Oberonia wightiana Lindl.var. nilgirensis R. Ansari, N.C. Nair and V.J. Nair
  - Porpax chandrasekharanii Bhargav. and C.N. Mohanan
  - Thrixspermum muscaeflorum A.S. Rao and J. Joseph var. nilagiricum J. Joseph and Vajr.
- Pittosporaceae
  - Pittosporum viridulum M.P. Nayar, G.S. Giri and R. Chandras.
- Poaceae
  - Acrachne sundararajanii Umamaheswari
  - Arundinella cannanorica V.J. Nair, Sreek. and N.C. Nair
  - Arundinella setosa Trin.var. nilagiriana Subba Rao and G.R. Kumari
  - Bhidea fischeri Sreek. and B.V. Shetty
  - Bothriochloa idukkiensis Sreek.
  - Chrysopogon tadulingamii Sreek., V.J. Nair and N.C. Nair
  - Dimeria balakrishnanii Ravik., Sreek. and V. Lakshmanan
  - Dimeria borii Sreek., V.J. Nair and N.C. Nair
  - Dimeria copeana Sreek., V.J. Nair and N.C. Nair
  - Dimeria jainii Sreek., V.J. Nair and N.C. Nair
  - Dimeria keralae N.C. Nair, Sreek. and V.J. Nair
  - Dimeria kollimalayana M. Mohanan and A.V.N. Rao
  - Dimeria raizadae V.J. Nair, Sreek. and N.C. Nair
  - Isachne henryi S.R. Sriniv. and Sreek.
  - Isachne jayachandranii Gopalan and V. Chandras.
  - Ischaemum agastyamalayanum Sreek., Janarth. and A.N. Henry
  - Ischaemum calicutensis Sreek., V.J. Nair and N.C. Nair
  - Ischaemum cannanorensis Sreek., V.J. Nair and N.C. Nair
  - Ischaemum copeanum Sreek., V.J. Nair and N.C. Nair
  - Ischaemum jayachandranii R. Ansari, V.S. Ramachandran and Sreek.
  - Ischaemum keralensis Sreek., V.J. Nair and N.C. Nair
  - Ischaemum malabaricum Sreek., V.J. Nair and N.C. Nair
  - Ischaemum nairii V.J. Nair and Sreek.
  - Ischaemum tadulingamii N.C. Nair and Sreek.
  - Iseilema jainiana Umamaheswari and P. Daniel
  - Perotis indica (L.) Kuntze var. keelakaraiensis Umamaheswari and P. Daniel
  - Spodiopogon jainii V.J. Nair, A.N. Singh and N.C. Nair
  - Sporobolus hajrae Umamaheswari and P. Daniel
  - Tripogon anantaswamianus Sreek., V.J. Nair and N.C. Nair
  - Tripogon narayanii Sreek., V.J. Nair and N.C. Nair
  - Zenkeria jainii N.C. Nair, Sreek. and V.J. Nair
  - Zenkeria sebastinei A.N. Henry and Chandrab.
- Podostemaceae
  - Dicraea filifolia Ramam. and J. Joseph
  - Indotristicha tirunelveliana B.D. Sharma, Karthik. and B.V. Shetty
- Polygalaceae
  - Polygala jacobii Chandrab.
- Rubiaceae
  - Hedyotis eualata (Gamble) A.N. Henry and Subr.var. agastyamalayana A.N. Henry and Subr.
  - Hedyotis gamblei A.N. Henry and Subr.
  - Hedyotis ramaraowii (Gamble) R.S. Rao and Hemadri var. kannikkatica K.
  - Hedyotis santapaui B.V. Shetty and Vivek.
  - Hedyotis silent-valleyensis Vajr., Rathakr. and Bhargav.
  - Neanotis monosperma (Wight and Arn.) Lewis var. tirunelvelica A.N. Henry and Chandrab.
  - Ophiorrhiza chandrasekharanii Subba Rao and G.R. Kumari
  - Ophiorrhiza nairii Ramam. and Rajan
  - Ophiorrhiza tirunelvelica A.N. Henry and Subr.
  - Psychotria sekharana Ramam. and Rajan Sundaresan and al.
- Rutaceae
  - Euodia lunu-ankenda (Gaertn.) Merr.var. tirunelvelica A.N. Henry and Chandrab.
- Sterculiaceae
  - Melhania balakrishnanii Ravik., Ganesan and Ramam.
- Symplocaceae
  - Symplocos nairii A.N. Henry, Gopalan and Swamin.
  - Symplocos pulchra Wight subsp. coriacea Gopalan and A.N. Henry
- Urticaceae
  - Elatostema lineolatum Wight var. setosum A.N. Henry
- Verbenaceae
  - Callicarpa moldenkeana A. Rajendran and P. Daniel
  - Clerodendrum nicolsonii A. Rajendran and P. Daniel
  - Premna balakrishnanii A. Rajendran and P. Daniel
  - Premna mundanthuraiensis A. Rajendran and P. Daniel
- Vitaceae
  - Tetrastigma gamblei B.V. Shetty and P. Singh
- Xanthophyllaceae
  - Xanthophyllum manickamii Murugan
- Zingiberaceae
  - Curcuma cannanorensis R. Ansari, V.J. Nair and N.C. Nair
  - Curcuma cannanorensis R. Ansari, V.J. Nair and N.C. Nair var. lutea R. Ansari, V.J. Nair and N.C. Nair

New Genera Described

List Of Types In MH
- Acanthaceae
  - Andrographis lawsoni Gamble
  - Andrographis nallamalayana J.L. Ellis
  - Andrographis neesiana Wight var. rotundifolia Sreem.
  - Asystasia coromandeliana Nees
  - Barleria beddomei T. Anderson ex Bedd.
  - Diotacanthus grandis Bedd.ex C.B. Clarke
  - Dyschoriste vagans Kuntze
  - Gymnostachyum latifolium T. Anderson var. decurrens Gamble
  - Hypoestes andamanensis Thoth.
  - Indoneesiella intermedia Sreem.
  - Justicia ceylanica T. Anderson var. capitata T. Anderson
  - Justicia gingiana Sebastine Ramam.
  - Kanjaram palghatense Ramam.
  - Neesiella longipedunculata (Sreem.)Sreem.
  - Pseuderanthemum malabaricum Gamble
  - Rostellularia vahlii (Roth) Nees var. rupicola J.L.Ellis
  - Rungia apiculata Bedd.
  - Rungia latior Nees var. anamalayana Chandrab. V. Chandras.
  - Santapau madurensis N.P. Balakr. Subram.
  - Staurogyne perpusilla A.N. Henry N.P. Balakr.
  - Strobilanthes amabilis C.B. Clarke
  - Strobilanthes canaricus Bedd.
  - Strobilanthes gracilis Bedd.
  - Strobilanthes lawsoni Gamble
  - Strobilanthes luridus Wight var. bourneaeGamble
  - Strobilanthes micranthus Wight
  - Strobilanthes newii Bedd.ex C.B. Clarke
  - Strobilanthes urceolaris Gamble
  - Strobilanthes violaceus Bedd.
- Amaranthaceae
  - Aerva wightii Hook.f.
- Anacardiaceae
  - Buchanania barberi Gamble
  - Gluta travancorica Bedd.
  - Holigarna arnottiana Hook.f.
  - Holigarna beddomei Hook.f.
  - Nothopegia aureo-fulva Bedd.ex Hook.f.
  - Nothopegia beddomei Gamble
  - Nothopegia beddomei Gamble var. wynaadica J.L. Ellis Chandrab.
  - Nothopegia colebrookiana (Wight) Blume
  - Nothopegia dalzellii Gamble var. angustifolia Gamble
  - Solenocarpus indica Wight Arn.
- Annonaceae
  - Goniothalamus rhynchantherus Dunn
  - Goniothalamus wightii Hook.f. Thomson
  - Goniothalamus wynaadensis Bedd.
  - Miliusa nilagirica Bedd.
  - Miliusa wightiana Hook.f. Thomson
  - Orophea erythrocarpa Bedd.
  - Orophea thomsoni Bedd.
  - Orophea uniflora Hook.f. Thomson
  - Phaeanthus malabaricus Bedd.
  - Popowia beddomeana Hook.f. Thomson
  - Unona ramarowii Dunn
  - Unona viridiflora Bedd.
  - Uvaria eucincta Bedd.ex Dunn
- Apiaceae
  - Pimpinella katrajensis R.S. Rao Hemadri
  - Pimpinella pulneyensis Gamble
  - Pimpinella tirupatiensis N.P. Balakr. Subr.
  - Seseli indicum Wight Arn.
- Apocynaceae
  - Carissa spinarum L. var. microphylla Gamble
  - Chilocarpus malabaricus Bedd.
- Araceae
  - Arisaema jethompsonii Thiyagaraj P. Daniel
  - Lagenandra nairii Ramam. Rajan
  - Pauella sivagangana Ramam. Sebastine
- Araliaceae
  - Schefflera capitata (Wight Arn.) Harms
  - Schefflera chandrasekharanii Ramam. Rajan
  - Schefflera venulosa (Wight Arn.) Harms
  - Schefflera wallichiana (Wight Arn.) Harms
- Arecaceae
  - Calamus travancoricus Bedd.
- Aristolochiaceae
  - Apama barberi Gamble
  - Thottea dinghoui Swarupan.
- Asclepiadaceae
  - Brachylepis nervosa Wight Arn.
  - Brachystelma rangacharii Gamble
  - Caralluma nilagiriana G.R. Kumari Subba Rao
  - Ceropegia ensifolia Bedd.
  - Ceropegia fimbriifera Bedd.
  - Ceropegia huberi Ansari
  - Ceropegia mahabalei Hemadri Ansari
  - Ceropegia pusilla Wight Arn.
  - Ceropegia santapaui Wadhwa Ansari
  - Cosmostigma racemosum (Roxb.) Wight
  - Gymnema hirsutum Wight Arn.
  - Hoya kanyakumariana A.N. Henry Swamin.
  - Hoya ovalifolia Wight Arn.
  - Marsdenia tirunelvelica A.N. Henry Subr.
  - Sarcostemma brevistigma Wight Arn.
  - Toxocarpus beddomei Gamble
  - Toxocarpus kleinii Wight Arn.
  - Toxocarpus palghatensis Gamble
  - Tylophora subramanii A.N. Henry
- Aspleniaceae
  - Asplenium lakshmanii Viswan.
- Asteraceae
  - Anaphalis bournei Fyson
  - Blumea venkataramanii R.S. Rao Hemadri
  - Centratherumrangacharii Gamble
  - Centratherum molle Benth.
  - Emilia ramulosa Gamble
  - Emilia zeylanica C.B. Clarke var. paludosa Gamble
  - Erigeron alpinus L. var. wightii (DC.)Hook.f.
  - Helichrysum perlanigerum Gamble
  - Microglossa zeylanica Benth.var. beddomei Gamble
  - Moonia arnottiana Wight.
  - Myriactis wightii DC.
  - Phyllocephalum sengaltherianum (Narayana) Narayana
  - Senecio ansteadi Tadul K.C. Jacob
  - Senecio lawsonii Gamble
  - Sonchus jainiiChandrab., V. Chandras. N.C. Nair
  - Vernonia anaimudica B.V. Shetty Vivek.
  - Vernonia anamallica Bedd.ex Gamble
  - Vernonia beddomei Hook.f.
  - Vernonia conyzoides Wight
  - Vernonia divergens (Roxb.)Edgew.
  - Vernonia gossypina Gamble
  - Vernonia heynii Bedd.ex Gamble
  - Vernonia peninsularis (C.B. Clarke) C.B. Clarke ex Hook.f.var. kodayarensis A.N. Henry Gopalan
  - Vernonia pothigaiana Chelladurai Gopalan
  - Vernonia ramaswamii Hutch.
  - Vernonia travancorica Hook.f.
- Balanophoraceae
  - Acroblastum ambavanense Venkatareddi
- Balsaminaceae
  - Impatiens chandrasekharanii Chandrab.
  - Impatiens konalarensisChandrab., V. Chandras. N.C. Nair
- Begoniaceae
  - Begonia aliciae C.E.C. Fisch.
- Berberidaceae
  - Mahonia leschenaultii (Wall. ex Wight Arn.) Takeda
- Bignoniaceae
  - Dolichandrone falcata Seem.var. lawii Sprague
- Boraginaceae
  - Heliotropium keralense Sivar. Manilal
- Burseraceae
  - Boswellia ovalifoliolata N.P. Balakr. A.N. Henry
  - Commiphora caudata (Wight Arn.)Engl.
  - Commiphora pubescens (Wight Arn.)Engl.
- Caesalpiniaceae
  - Bauhinia vahlii Wight Arn.
  - Cassia intermedia B.D. Sharma, Vivek. Rathakr.
  - Cassia kleinii Wight Arn.
  - Humboldtia unijuga Bedd.
  - Humboldtia unijuga Bedd.var. trijuga J. Joseph V. Chandras.
  - Humboldtia vahliana Wight.
- Capparaceae
  - Capparis baducca L.
  - Capparis fusifera Dunn
  - Capparis nilgiriensis Subba Rao, G.R. Kumari V. Chandras.
- Caryophyllaceae
  - Arenaria neelgherrense Wight Arn.
  - Cerastium indicum Wight Arn.
  - Polycarpaea corymbosa (L.)Lam. var. longipetala S.R. Sriniv. D. Naras.
- Celastraceae
  - Euonymus angulatus Wight
  - Euonymus crenulatus Wall.ex Wight Arn.
  - Euonymus serratifolius Bedd.
  - Glyptopetalum grandiflorum Bedd.
  - Glyptopetalum lawsonii Gamble
  - Microtropis ramiflora Wight.
  - Microtropis stocksii Gamble
  - Mitrephora grandiflora Bedd.
  - Pleurostylia opposita (Wall.) Alston
- Chloranthaceae
  - Sarcandra irvingbaileyi Swamy
- Chrysobalanaceae
  - Parinari indicum (Bedd.)Bedd.
- Clusiaceae
  - Calophyllum elatum Bedd.
- Combretaceae
  - Quisqualis malabarica Bedd.
- Commelinaceae
  - Commelina jacobi C.E.C. Fisch.
  - Cyanotis arcotensis R.S. Rao
  - Cyanotis cerifolia R.S.Rao Kammathy
- Connaraceae
  - Ellipanthus neglectus Gamble
- Convolvulaceae
  - Argyreia arakuensis N.P. Balakr.
  - Ipomoea pes-caprae (L.) R. Br. var. perunkulamensis Umamaheswari P. Daniel
- Crassulaceae
  - Kalanchoe cherukondensis Subba Rao G.R. Kumari
  - Kalanchoe floribunda Wight Arn.
- Cucurbitaceae
  - Cucurbita maxima Duch.var. badagarensis C.R. Mudaliar
  - Melothria leiosperma (Wight Arn.)Cogn.
  - Melothria perpusilla (Blume) Cogn.
- Cyperaceae
  - Bulbostylis puberula (Poir.)C.B. Clarke var. gracilis C.E.C.Fisch.
  - Fimbristylis angamoozhy N. Ravi Anilkumar
  - Fimbristylis narayanii C.E.C. Fisch.
  - Fimbristylis pseudonarayanii N. Ravi Anilkumar
  - Fimbristylis strigosa Govindarajulu
  - Fuirena ponmudiensis N. Ravi Anilkumar
  - Fuirena pubescens Kunth var. pergamentacea C.E.C. Fisch.
  - Scirpus jacobi C.E.C. Fisch.
- Dipterocarpaceae
  - Balanocarpus erosa Bedd.
  - Dipterocarpus bourdillonii Brandis
  - Hopea jacobi C.E.C. Fisch.
  - Hopea parviflora Bedd.
  - Hopea racophloea Dyer
  - Hopea utilis (Bedd.) Bole
- Ebenaceae
  - Diospyros assimilis Bedd.
  - Diospyros microphylla Bedd.
  - Diospyros nilagirica Bedd.
- Eriocaulaceae
  - Eriocaulon dianae Fyson var. longi-bracteata Fyson
  - Eriocaulon dianae Fyson var. parviflora Fyson
  - Eriocaulon dianae Fyson var. richardiana Fyson
  - Eriocaulon elenorae Fyson
  - Eriocaulon ensiforme C.E.C. Fisch.
  - Eriocaulon kasaragodense R. Ansari, V.J. Nair N.C. Nair
  - Eriocaulon keralense R. Ansari, V.J. Nair N.C. Nair
  - Eriocaulon nairii Chandrab. V. Chandras
- Euphorbiaceae
  - Blachia denudata Benth.
  - Cleistanthus sankunnianus Sivar. Indu
  - Coelodepas calycinum Bedd.
  - Croton caudatus Geisel.var. obovoideus N.P. Balakr. Chakrab.
  - Cyclostemon malabaricus Bedd.
  - Dimorphocalyx glabellus Thwaites var. lawianus (Hook.f.)Chakrab. N.P. Balakr.
  - Dimorphocalyx lawianus (Muell.- Arg.)Hook.f.
  - Emblica fischeri Gamble
  - Euphorbia balakrishnanii Binojk. Gopalan
  - Euphorbia concanensis Janarth. S.R. Yadav
  - Euphorbia linearifolia Roth var. nallamalayana J.L. Ellis
  - Euphorbia santapaui A.N. Henry
  - Euphorbia senguptae N.P. Balakr. Subram.
  - Euphorbia vajravelui Binojk. N.P. Balakr.
  - Glochidion bourdillonii Gamble
  - Jatropha maheshwarii Subr. M. P. Nayar
  - Jatropha tanjorensis J.L. Ellis Saroja
  - Jatropha villosa Wight var. ramnadensis Ramam.
  - Mallotus lawii Muell. Arg.
  - Mallotus philippensis Muell. Arg. var. tomentosus Gamble
  - Mallotus subramanyamii J.L.Ellis
  - Micrococca beddomei Prain
  - Micrococca wightii Prain var. hirsutum Prain
  - Ostodes intergrifolius Airy Shaw
  - Phyllanthus fraternus Webster
  - Pseudoglochidion anamalayanum Gamble
  - Reidia megacarpa Gamble
  - Reidia singampattiana Sebastine A.N. Henry
  - Reidia stipulacea Gamble
  - Sauropus varierii Sivar. Indu
- Fabaceae
  - Atylosia albicans (Wight Arn.)Benth.
  - Atylosia rugosa Wight Arn.
  - Atylosia trinervia Gamble var. major (Wight Arn.) Prain
  - Canavalia mollis Wall.ex Wight Arn.
  - Crotalaria barbata J. Graham ex Wight Arn.
  - Crotalaria bidiei Gamble
  - Crotalaria clarkei Gamble
  - Crotalaria evolvuloides Wight
  - Crotalaria evolvuloides Wight var. acutifolia Gamble
  - Crotalaria fysonii Dunn var. glabra Gamble
  - Crotalaria globosa Wight Arn.
  - Crotalaria grahamiana Wight Arn.
  - Crotalaria heyneana J. Graham ex Wight Arn.
  - Crotalaria longipes Wight Arn.
  - Crotalaria lunulata Heyne ex Wight Arn.
  - Crotalaria madurensis Wight
  - Crotalaria madurensis Wight var. kurnoolica J.L. Ellis Swamin.
  - Crotalaria notonii Wight Arn.
  - Crotalaria scabra Gamble
  - Crotalaria scabrella Wight Arn.
  - Crotalaria shevaroyensis Gamble
  - Crotalaria tormosa J. Graham ex Wight Arn.
  - Crotalaria umbellata Wight
  - Crotalaria willdenowiana DC.subsp. glabrifoliolata J.L. Ellis
  - Crudia balachandrae Sanjappa
  - Dalbergia sissoides J. Graham ex Wight Arn.
  - Dalbergia travancorica Thoth.
  - Derris brevipes Baker var. travancorensis Thoth.
  - Derris ovalifolia (Wight Arn.)Benth.
  - Desmodium rottleri (Wight Arn.) Baker
  - Desmodium wynaadense Bedd.ex Gamble
  - Dunbaria ferruginea Wight Arn.
  - Flemingia grahamiana Wight Arn.
  - Flemingia wightiana J. Graham ex Wight Arn.
  - Galactia villosa Wight Arn.
  - Geissaspis cristata Wight Arn.
  - Indigofera barberi Gamble
  - Indigofera pedicellata Wight Arn.
  - Indigofera tenuifolia Rottl.ex Wight Arn.
  - Indigofera wightii J. Graham ex Wight Arn.
  - Kunstleria keralensis C.N. Mohanan N.C. Nair
  - Millettia pseudo-racemosa Thoth. N. Ravi
  - Millettia rubiginosa Wight Arn.
  - Mucuna hirsuta Wight Arn.
  - Mucuna pruriens (L.) DC. var. thekkadiensis Thoth. N. Ravikumar
  - Ormosia travancorica Bedd.
  - Rhynchosia jacobii Chandrab. B.V. Shetty
  - Rhynchosia velutina Wight Arn.
  - Tephrosia barberi J.R. Drumm.
  - Tephrosia calophylla Bedd.
  - Tephrosia hookeriana Wight Arn.
  - Tephrosia roxburghiana J.R. Drumm.
  - Tephrosia wynaadensis J.R. Drumm.
  - Vigna bourneae Gamble
  - Zornia quilonensis N. Ravi
- Flacourtiaceae
  - Casearia wynaadensis Bedd.
  - Homalium jainii A.N. Henry Swamin.
  - Scolopia crenata (Wight) Clos.
- Gentianaceae
  - Exacum anamallayanum Bedd.
  - Exacum atropupureum Bedd.var. palghatense Gamble
  - Exacum klackenbergi Gopalan
  - Exacum wightianum Arn.var. uniflorum A.N. Henry Swamin.
- Gleicheniaceae
  - Dicranopteris linearis (Burm.f.)Underw.var. sebastiana Panigrahi R.D. Dixit
- Haloragaceae
  - Laurembergia agastyamalayana A.N. Henry
  - Serpicula hirsuta Wight Arn.
- Hippocrateaceae
  - Salacia beddomei Gamble
  - Salacia malabarica Gamble
  - Salacia oblonga Wall.ex Wight Arn.
- Hydrocharitaceae
  - Halophila ovalis (R. Br.) J.D. Hook. subsp. ramamurthiana Ravik. Ganesan
- Hypericaceae
  - Hypericum hookerianum Wight Arn.
- Icacinaceae
  - Apodytes benthamiana Wight
  - Miquelia dentata Bedd.
- Lamiaceae
  - Anisochilus argenteus Gamble
  - Anisochilus dysophylloides Benth.
  - Coleus vettiveroides K.C. Jacob
  - Connarus parameswaranii Ramam. Rajan
  - Connarus ritchiei Hook.f.
  - Geniosporum prostratum Benth.var. longiracemosum Ramam. Sebastine
  - Gomphostemma keralensisVivek., Gopalan R. Ansari
  - Leucas anandaraoana Umamaheshwari P. Daniel
  - Leucas deodikarii Billore Hemadri
  - Leucas lavanduliifolia Rees var. nagalapuramiana Chandrab. S.R. Sriniv.
  - Leucas mollissima Wall.var. sebastiana Subba Rao G.R. Kumari
  - Leucas mukerjiana Subba Rao G.R. Kumari
  - Leucas vestita Benth.var. devicolamensis B.V. Shetty Vivek.
  - Pogostemon henryi V.S. Kumar B.D. Sharma
  - Pogostemon travancoricus Bedd.
  - Pogostemon travancoricus Bedd.var. devicolamensis B.V. Shetty Vivek.
  - Teucrium plectranthoides Gamble
- Lauraceae
  - Actinodaphne bourdillonii Gamble
  - Actinodaphne bourneae Gamble
  - Actinodaphne campanulata Hook.f.
  - Actinodaphne campanulata Hook.f.var. obtusa Gamble
  - Actinodaphne tadulingami Gamble
  - Beilschmiedia bourdillonii Brandis
  - Cinnamomum chemugianum M. Mohanan A.N. Henry
  - Cinnamomum litseaefolium Thwaites
  - Cinnamomum nicolsonianum K.S. Manilal M. Shylaja
  - Cinnamomum riparium Gamble
  - Cinnamomum travancoricum Gamble
  - Cryptocarya beddomei Gamble
  - Cryptocarya bourdillonii Gamble
  - Cryptocarya lawsoni Gamble
  - Lepidadenia ovalifolia Wight
  - Litsea bourdillonii Gamble
  - Litsea insignis Gamble
  - Litsea travancorica Gamble
  - Neolitsea fischeriGamble
- Lentibulariaceae
  - Utricularia malabarica M.K. Janarth.A.N. Henry
  - Utricularia nayarii M.K. Janarth. A.N. Henry
  - Utricularia purpurascens J. Graham
  - Utricularia roseopurpurea Stapf ex Gamble
  - Utricularia subramanii Janarth. A.N. Henry
  - Utricularia tayloriana J. Joseph Mani
- Liliaceae
  - Chlorophytum bharuchae Ansari, Raghavan Hemadri
- Loganiaceae
  - Strychnos aenea A.W. Hill
  - Strychnos cinnamomifolia Thwaites var. wightii A.W. Hill
  - Strychnos dalzellii C.B. Clarke var. lanceolaris A.W. Hill
  - Strychnos lenticellata A.W. Hill
- Lythraceae
  - Rotala cookie K.T. Joseph Sivar.
  - Rotala malabarica A.K. Pradeep, K.T. Joseph Sivar.
  - Rotala malampuzhensis K.V. Nair
- Malpighiaceae
  - Hiptage nayarii R.C. Srivast.
- Malvaceae
  - Abelmoschus angulosus Wall.ex Wight Arn.
  - Decaschistia crotonifolia Wight Arn.
  - Hibiscus canescens Heyne ex Wight Arn.
  - Hibiscus setinervis Dunn
  - Hibiscus sreenarayanianus Anil Kumar N. Ravi
  - Julostylis ampumalensis Pradeep Sivar.
  - Julostylis polyandra N. Ravi Anil Kumar
  - Pavonia coxii Tadul. K.C. Jacob
  - Pavonia procumbens (Wall. ex Wight Arn.)Walp.
  - Sida beddomei K.C. Jacob
- Melastomataceae
  - Medinilla malabarica Bedd.
  - Osbeckia lawsoni Gamble
  - Osbeckia leschenaultiana DC.
  - Osbeckia lineolata Gamble
  - Osbeckia octandra (L.) DC.
  - Osbeckia reticulata Bedd.
  - Osbeckia wightiana Benth.
  - Sonerila brunonis Wight Arn.
  - Sonerila kanniyakumariana Gopalan A.N. Henry
  - Sonerila sadasivanii M.P. Nayar
  - Sonerila sadasivanii M.P. Nayar var. kanniyakumariensis G.S. Giri M.P. Nayar
  - Sonerila sahyadrica G.S. Giri M.P. Nayar
  - Sonerila tinnevelliensis C.E.C. Fisch.
  - Sonerila travancorica Bedd.
- Meliaceae
  - Aglaia barberi Gamble
  - Aglaia bourdillonii Gamble
  - Aglaia canarensis Gamble
  - Aglaia malabarica Sasidh.
  - Aglaia roxburghiana Hiern var. courtallensis Gamble
  - Lansium anamallayanum Bedd.
- Meliosmaceae
  - Meliosma pinnata (Roxb.) subsp. arnottiana (Walp.) Beus
- Memecylaceae
  - Memecylon flavescens Gamble
  - Memecylon gracile Bedd.
  - Memecylon subramanii A.N. Henry
  - Memecylon terminale Dalzel
- Mimosaceae
  - Acacia minutifolia Ragu al.
  - Acacia tanjorensis Ragu al.
  - Dichrostachys santapaui Sebastine Ramam.
  - Inga cynometroides (Bedd.)Bedd.ex Baker
  - Mimosa barberi Gamble
  - Mimosa prainiana Gamble
- Myrtaceae
  - Eugenia calcadensis Bedd.
  - Eugenia calcadensis Bedd.
  - Eugenia rottleriana Wight Arn.
  - Eugenia seithurensis Gopalan S.R. Sriniv.
  - Jambosa bourdillonii Gamble
  - Syzygium chandrasekharanii Chandrab. V. Chandras.
  - Syzygium malabaricum (Bedd.) Gamble
  - Syzygium montanum (Wight) Gamble
  - Syzygium parameswaranii M. Mohanan A.N. Henry
  - Syzygium travancoricum Gamble
  - Syzygium zeylanicum (L.) DC. var. ellipticum A.N. Henry, Chandrab. N.C. Nair
- Myrsinaceae
  - Ardisia amplexicaulis Bedd.
  - Ardisia blatteri Gamble
  - Ardisia stonei Sasidh. Sivar.
- Ochnaceae
  - Ochna beddomei Gamble
  - Ochna wightiana Wall.ex Wight Arn.
- Oleaceae
  - Chionanthus ramiflorus Roxb.var. peninsularis Ravi. Lakshman.
  - Jasminum multiflorum (Burm.f.)Andr.var. nicobaricum Thoth.
  - Ligustrum travancoricum Gamble
  - Myxopyrym serratulum A.W. Hill
- Orchidaceae
  - Aenhenrya agastyamalayana Gopalan
  - Bulbophyllum agastyamalayanum Gopalan A.N. Henry
  - Coelogyne glandulosa Lindl.var. bournei Phukan S.K. Jain
  - Dendrobium anamalayanumChandrab., V. Chandras. N.C. Nair
  - Dendrobium aqueum Lindl.
  - Dendrobium diodon Reichb.f.subsp. kodayarensis Gopalan A.N. Henry
  - Dendrobium panduratum Lindl.subsp. villosum Gopalan A.N. Henry
  - Eria muscicola (Lindl.)Lindl.var. brevilinguis J. Joseph V. Chandras.
  - Eria muscicola (Lindl.)Lindl.var. ponmudiana M. Mohanan A.N. Henry
  - Eulophia hirsuta J. Joseph Vajr.
  - Habenaria ramayyana Ram. Chary J.J. Wood
  - Oberonia anamalayana J. Joseph
  - Oberonia balakrishnanii R. Ansari
  - Oberonia chandrasekharanii V.J. Nair, V.S. Ramach. R. Ansari
  - Oberonia forcipata Lindl.
  - Oberonia myriantha Lindl.
  - Oberonia nayarii R. Ansari N.P. Balakr.
  - Oberonia sebastiana B.V. Shetty Vivek.
  - Oberonia seidenfadeniana J. Joseph Vajr.
  - Oberonia wightiana Lindl.var. nilgirensis R. Ansari, N.C. Nair V.J. Nair
  - Proteroceras holttumii J. Joseph Vajr.
  - Schoenorchis latifolia (C.E.C. Fisch.) C.J. Saldanha
  - Sirhookera lanceolata (Wight) Kuntze
  - Thrixspermum muscaeflorum A.S. Rao J. Joseph var. nilagiricum J. Joseph Vajr.
- Oxalidaceae
  - Biophytum longibracteatum Tadul. K.C. Jacob
- Parnassiaceae
  - Parnassia wightiana Wall.
- Periplocaceae
  - Janakia arayalpathra J. Joseph V. Chandras.
  - Utleria salicifolia Bedd.ex Hook.f.
- Piperaceae
  - Piper barberi Gamble
  - Piper hymenophyllum Miq.
  - Piper pedicellatum Velayudan Amalraj
  - Piper schmidtii Hook.f.
- Pittosporaceae
  - Pittosporum floribundum Wight Arn.
  - Pittosporum neelgherrense Wight Arn.
  - Pittosporum tetraspermum Wight Arn.
  - Pittosprum viridulum M.P. Nayar, G.S. Giri V. Chandras.
- Poaceae
  - Acrachne sundararajii Umamaheswari, Muthukumar P. Daniel
  - Agrostis pilosula Trin.var. filifolia Bor
  - Andropogon polyptychus Steud.var. deccanensis Bor ex Clayton
  - Arthraxon raizadae S.K. Jain, Hemadri Deshp.
  - Arundinella avenacea Munro ex Thwaites
  - Arundinella cannanorica V.J. Nair, Sreek. N.C. Nair
  - Arundinella setosa Trin.var. lanifera C.E.C. Fisch.
  - Arundinella setosa Trin.var. nilagiriana Subba Rao G.R. Kumari
  - Bhidea fischeri Sreek. B.V. Shetty
  - Bothriochloa idukkiensis Sreek.
  - Brachiaria brizantha (Hochst. ex A. Rich.)Stapf var. ciliata Basappa Muniy.
  - Brachiaria chennaveeraiana Basappa Muniy.
  - Brachiaria eruciformis (J.E. Smith) Griseb.var. divaricata Basappa Muniy.
  - Brachiaria hybrida Basappa et Muniy.
  - Brachiaria munae Basappa
  - Brachiaria ramosa (L.) Stapf var. pubescens Basappa Muniy.
  - Brachiaria reptans (L.)Gard. C.E. Hubb.var. hispida Basappa Muniy.
  - Brachiaria semiundulata (Hochst.)Stapf var. intermedia Basappa Muniy.
  - Brachiaria semiundulata (Hochst.)Stapf var. lanata Basappa Muniy.
  - Brachiaria setigera (Retz.) C.E. Hubb. var. allistyla Basappa Muniy.
  - Brachiaria stapfiana Basappa Muniy.
  - Brachiaria villosa (Lam.) A. Camus var. glaberrima Basappa Muniy.
  - Cenchrus glaucus C.R. Mudaliar Sundararaj.
  - Chandrasekharania keralensis V.J. Nair, V.S. Ramachandran Sreek.
  - Chloris bournei Rang. Tadul.
  - Chrysopogon tadulingamiiSreek., V.J. Nair N.C. Nair
  - Cynodon barberi Rang. Tadul.
  - Cynodon dactylon Pers. var. intermedius C.E.C. Fisch.
  - Dimeria balakrishnaniana Ravik., Sreek. Lakshmanan
  - Dimeria borii Sreek., V.J. Nair N.C. Nair
  - Dimeria chelariensis N. Ravi
  - Dimeria copeana Sreek., V.J. Nair N.C. Nair
  - Dimeria copei N. Ravi
  - Dimeria eradii N. Ravi
  - Dimeria idukkiensis N. Ravi Anilkumar
  - Dimeria jainii Sreek., V.J. Nair N.C. Nair
  - Dimeria kalavoorensis N. Ravi
  - Dimeria kanjirapallilana K.C. Jacob
  - Dimeria keralae N.C. Nair, Sreek. V.J. Nair
  - Dimeria kollimalayana M. Mohanan A.V.N. Rao
  - Dimeria kurumthotticalana K.C. Jacob
  - Dimeria namboodirianaN. Ravi Mohanan
  - Dimeria raizadae V.J. Nair, Sreek. N.C. Nair
  - Dimeria sivarajanii Mohanan N. Ravi
  - Dimeria sreenarayanii N. Ravi Anilkumar
  - Eragrostis dayanandanii Ravichandran, Krishnan N.P. Samson
  - Eragrostis unioloides Nees var. tremula K.C. Jacob
  - Heteropogon fischerianus Bor
  - Isachne angladei C.E.C. Fisch.
  - Isachne bourneorum C.E.C. Fisch.
  - Isachne jayachandranii Gopalan V.Chandras.
  - Isachne kunthiana Wight Arn.var. latifolia Hook.f.
  - Isachne veldkampii K.G. Bhat Nagendran
  - Ischaemum agastyamalayanum Sreek.
  - Ischaemum aristatum L. var. barberi C.EC.Fisch.
  - Ischaemum calicutensis Sreek., V.J. Nair N.C. Nair
  - Ischaemum copeanumSreek., V.J. Nair N.C. Nair
  - Ischaemum jayachandranii R. Ansari, V.S. Ramachandran Sreek.
  - Ischaemum keralensisSreek., V.J. Nair N.C. Nair
  - Ischaemum kumaracodiensis N. Ravi, N. Mohanan Kiranraj
  - Ischaemum malabaricumSreek., V.J. Nair N.C. Nair
  - Ischaemum nairii V.J. Nair Sreek.
  - Ischaemum pappinisseriensis N. Ravi, N. Mohanan Rajesh
  - Ischaemum quilonensis N. Ravi Shaju
  - Ischaemum rangacharianum C.E.C. Fisch.
  - Ischaemum tadulingamii N.C. Nair Sreek.
  - Ischaemum travancorense Stapf ex C.E.C. Fisch.
  - Manisuris ratnagirica B.G. Kulk. Hem.
  - Ochlandra setigera Gamble
  - Ochlandra travancorica (Bedd.)Benth.ex Gamble
  - Oryza malampuzhaensis Krishnasw. V. Chandras.
  - Panicum aequiglume Hook.f.
  - Perotis indica (L.)Kuntze var. keelakaraiensis Umamaheshwari P.Daniel
  - Silentvalleya nairii V.J. Nair, Sreek., Vajr. Bhargavan
  - Spodiopogon jainii V.J. Nair, A.N. Singh N.C. Nair
  - Sporobolus hajrae Umamaheshwari P.Daniel
  - Sporobolus maderaspatanus Bor
  - Tripogon ananathaswamianusSreeK., V.J. Nair N.C. Nair
  - Tripogon narayanii Sreek., V.J. Nair N.C. Nair
  - Tripogon pungens C.E.C. Fisch.
  - Vetiveria lawsonii (Hook.f.)Blatter McCann.
  - Zenkeria jainii N.C. Nair, Sreek. V.J. Nair
  - Zenkeria sebastinei A.N. Henry Chandrab.
- Podostemaceae
  - Dicraea filifolia Ramam. J. Joseph
  - Indotristicha tirunelveliana B.D. Sharma, Karthik. B.V.Shetty
- Polygalaceae
  - Polyagala bolbothrix Dunn
  - Polygala heyneana Wall.ex Wight Arn.
  - Polygala jacobii Chandrab.
  - Polygala rosmarinifolia Wight Arn.
  - Polygala wightiana Wall.ex Wight Arn.
- Portulacaceae
  - Portulaca wightiana Wall.ex Wight Arn.
- Proteaceae
  - Helicia travancorica Bedd.ex Hook.f.
- Ranunculaceae
  - Clematis munroana Wight
  - Clematis theobromina Dunn
  - Clematis wightiana Wall.ex Wight Arn.
  - Ranunculus reniformis Wall.ex Wight Arn.
  - Ranunculus subpinnatus Wight Arn.
  - Ranunculus wallichianus Wight Arn.
- Rhamnaceae
  - Colubrina travancorica Bedd.
  - Sageraea grandiflora Dunn
  - Sageretia coimbatorensis Bhandari Bhansali
  - Ventilago goughii Gamble
  - Ventilago lanceolata Gamble
- Rosaceae
  - Photinia notoniana Wight Arn.
  - Potentilla kleiniana Wight Arn.
  - Pygeum sisparense Gamble
- Rubiaceae
  - Acranthera anamallica Bedd.
  - Acranthera grandiflora Bedd.
  - Canthium dicoccum (Gaertn.)Merr.var. umbellatum (Wight) Santapau Merchant
  - Canthium neilgherrense Wight var. chartacea (Gamble) Swamin.
  - Coffea crassifolia Gamble
  - Hedyotis albo-nervia Bedd.
  - Hedyotis anamalayana (Gamble) R.S. Rao Hemadri
  - Hedyotis barberi (Gamble) A.N. Henry Subr.
  - Hedyotis beddomei Hook.f.
  - Hedyotis buxifolia Bedd.
  - Hedyotis eualata (Gamble) A.N. Henry Subr.
  - Hedyotis eualata (Gamble) A.N. Henry Subr.var. agastyamalayana A.N.Henry Subr.
  - Hedyotis gamblei A.N. Henry Subr.
  - Hedyotis hirsutissima Bedd.
  - Hedyotis nitida Wight Arn.
  - Hedyotis purpuascens Hook.f.
  - Hedyotis santapui B.V. Shetty Vivek.
  - Hedyotis silent-valleyensisVajr., Rathakr. P.V. Bhargavan
  - Hedyotis travancorica Bedd.
  - Hedyotis villosostipulata (Gamble) R.S. Rao Hemadri
  - Hedyotis viscida Bedd.
  - Hedyotis wynaadensis (Gamble) R.S. Rao Hemadri
  - Ixora agasthyamalayana Sivad. N. Mohanan
  - Ixora lawsonii Gamble
  - Ixora leucantha Heyne var. malabarica Gamble
  - Ixora saulierei Gamble
  - Ixora sivarajiana Pradeep
  - Knoxia linearis Gamble
  - Lasianthusciliatus Wight
  - Lasianthus cinereus Gamble
  - Lasianthus dichotomous Wight
  - Lasianthus oblongifolius Bedd.
  - Lasianthus sessilis Talbot
  - Lasianthus truncates Bedd.
  - Morinda reticulata Gamble
  - Mycetia acuminata (Wight) Kuntze
  - Neanotis monosperma (Wight Arn.)Lewis var. tirunelvelica A.N. Henry Chandrab.
  - Oldenlandia bourdillonii Gamble
  - Oldenlandia purpurascens Kuntze var. pallidaGamble
  - Oldenlandia stocksii Hook.f. Thomson
  - Ophiorrhiza barberi Gamble
  - Ophiorrhiza chandrasekharanii Subba Rao G.R. Kumari
  - Ophiorrhiza nairii Ramam. Rajan
  - Ophiorrhiza tirunelvelica A.N. Henry Subr.
  - Psychotria anamallayana Bedd.
  - Psychotria barberi Gamble
  - Psychotria globicephala Gamble
  - Psychotria keralensis Deb Gang.
  - Psychotria sekharana Ramam. Rajan
  - Psychotria subintegra (Wight Arn.)Hook.f.
  - Pubistylus andamanensis Thoth.
  - Saprosma corymbosum (Bedd.)Bedd.
  - Tarenna monosperma (Wight Arn.) Raju
  - Tarenna trichurensis Sasidh. Sivar.
- Rutaceae
  - Acronychia barberi Gamble
  - Atalantia monophylla (L.) DC.
  - Atalantia racemosa Wight Arn.
  - Clausena austroindica B.C. Stone K.N. Nair
  - Euodia lunu-ankenda (Gaertn.)Merr.var. tirunelvelica A.N. Henry Chandrab.
  - Vepris bilocularis (Wight Arn.)Engl.
- Sapindaceae
  - Allophylus concanicus Radlk.var. lanceolatus Gamble
  - Allophylus rheedii (Wight) Radlk.
  - Lepisanthes deficiens (Wight Arn.)Radlk.
  - Otonephelium sipulaceum (Bedd.)Radlk.
- Sapotaceae
  - Bassia bourdillonii Gamble
  - Manilkara roxburghiana (Wight) Dubard
  - Palaquium ravii Sasidh. Vink
- Scrophulariaceae
  - Torenia courtallensis Gamble
- Selaginellaceae
  - Selaginella coonooriana R.D. Dixit
- Solanaceae
  - Solanum khasianum C.B. Clarke var. chatterjeeanum Sengupta
- Staphyleaceae
  - Turpinia malabarica Gamble
  - Turpinia nepalensis Wall.ex Wight Arn.
- Sterculiaceae
  - Erythropsis pallens Ridley
  - Heritiera papilio Bedd.
  - Melhania balakrishnanii N. Ravikumar, Ganesan Ramam.
  - Pterospermum diversifolium Blume
  - Pterospermum heyneanum Wall.ex Wight Arn.
  - Pterospermum reticulatum Wight Arn.
- Symphoremataceae
  - Symphorema polyandrum Wight
- Symplocaceae
  - Symplocos acuminata Bedd.
  - Symplocos anamallayana Bedd.
  - Symplocos barberi Gamble
  - Symplocos macrophylla Wall.ex DC. subsp. namboodirianus Sivad. M. Mohanan
  - Symplocos nairii A.N. Henry, Gopalan Swamin.
  - Symplocos oligandra Bedd.
  - Symplocos pulchra Wight subsp. coriacea Gopalan A.N. Henry
- Tiliaceae
  - Triumfetta pentandra A. Rich.
- Urticaceae
  - Elatostema lineolatum Wight var. setosum A.N. Henry
  - Pouzolzia wightii Benn.var. lawsoniana C.E.C. Fisch.
- Valerianaceae
  - Valeriana arnottiana Wight
  - Valeriana beddomei C.B. Clarke
  - Valeriana hookeriana Wight Arn.
- Verbenaceae
  - Lippia unica V. Ram.
  - Premna balakrishnanii A. Rajendran P. Daniel
  - Premna mundanthuraiensis A. Rajendran P. Daniel
- Violaceae
  - Viola serpens Wall.
- Viscaceae
  - Viscum heyneanum DC.var. liocarpum Danser
- Vitaceae
  - Ampelocissus arnottiana Planch.
  - Cayratia pedata (Lam.) Juss.ex Gagnep. var. glabra Gamble
  - Cayratia roxburghii (Wight Arn.)Gagnep.
  - Parthenocissus neilgherriensis (Wight) Planch.
  - Tetrastigma gamblei B.V. Shetty P. Singh
- Zingiberaceae
  - Amomum ghaticum K.G. Bhat
  - Curcuma cannanorensis R. Ansari, V.J. Nair N.C. Nair
  - Curcuma cannanorensis R. Ansari, V.J. Nair N.C. Nair var. lutea R. Ansari, V.J. Nair N.C. Nair
  - Curcuma coriacea Mangaly Sabu
  - Curcuma exserta Velayudan Amalraj
  - Curcuma malabarica Velayudan, Amalraj Muralidaran
  - Curcuma raktakanta J.K. Mangaly M. Sabu
  - Curcuma vamana M. Sabu J.K. Mangaly

New Species Subspecies Varieties Discovered

Types Of Sri Lankan Plants In MH
- Acanthaceae:
  - Gymnostachyum paniculatum T. Anderson
  - Justicia zeylanica T. Anderson var. capitata T. Anderson
  - Stenosiphonium zeylanicum T. Anderson
  - Strobilanthes caudatus T. Anderson
  - Strobilanthes deflexus T. Anderson
  - Strobilanthes laxus T. Anderson
  - Strobilanthes thwaitesii T. Anderson
- Alangiaceae:
  - Alangium glandulosum Thwaites
- Anacardiaceae:
  - Campnosperma zeylanicum Thwaites
  - Semecarpus coriacea Thwaites
  - Semecarpus gardneri Thwaites
  - Semecarpus nigroviridis Thwaites
  - Semecarpus obovata Moon ex Thwaites
  - Semecarpus parviflora Thwaites
  - Semecarpus pubescens Thwaites
  - Semecarpus subpeltata Thwaites
- Annonaceae:
  - Goniothalamus hookeri Thwaites
  - Goniothalamus reticulates Thwaites
  - Goniothalamus thomsonii Thwaites
  - Orophea coriacea Thwaites
  - Polyalthia acuminata Thwaites
  - Polyalthia moonii Thwaites
  - Sageraea thwaitesii Hook.f. and Thoms.
  - Unona elegans Thwaites
- Apocynaceae:
  - Anodendron rhinosporum Thwaites
- Arecaceae:
  - Calamus delicatulus Thwaites
  - Calamus pachystemonus Thwaites
  - Calamus thwaitesii Becc.
  - Calamus zeylanicus Becc.ex Becc.
  - Oncosperma fasciculata Thwaites
  - Ptychosperma rupicola Thwaites
- Asclepiadaceae:
  - Hoya wightiana Thwaites
  - Tylophora cordifolia Thwaites
- Asteraceae:
  - Doronicum gardneri Thwaites
  - Gynura hispida Thwaites
  - Lagenophora harveyi Thwaites
  - Vernonia gardneri Thwaites
  - Vernonia gardneri Thwaites var. nervosa Thwaites
  - Vernonia scariosa Arn.var. crassa Thwaites
- Balsaminaceae:
  - Impatiens janthina Thwaites
  - Impatiens leucantha Thwaites
  - Impatiens truncata Thwaites
- Burseraceae:
  - Scutinantha brunnea Thwaites
- Caesalpiniaceae:
  - Dialium ovoideum Thwaites
- Caryophyllaceae:
  - Stellaria drymarioides Thwaites
- Celastraceae:
  - Elaeodendron glaucum Pers. var. montanum Thwaites
  - Glyptopetalum zeylanicum Thwaites
  - Kokoona zeylanica Thwaites
- Clusiaceae:
  - Calophyllum cuneifolium Thwaites
  - Calophyllum bracteata Thwaites
  - Calophyllum cordato-oblongum Thwaites
  - Calophyllum trapezifolium Thwaites
  - Garcinia echinocarpa Thwaites var. monticola Maheshw.
- Combretaceae:
  - Terminalia parviflora Thwaites
- Commelinaceae:
  - Aneilema scapiflorum Wight var. minus Thwaites
- Connaraceae:
  - Connarus championii Thwaites
- Convolvulaceae:
  - Argyreia populifolia Choisy var. thwaitesii C.B. Clarke
  - Ipomoea jucunda Thwaites
- Cornaceae:
  - Bursinopetalum tetrandrum Wight ex Thwaites
- Crypteroniaceae:
  - Axinandra zeylanica Thwaites
- Cucurbitaceae:
  - Momordica dioica Roxb.var. denudata Thwaites
- Cyperaceae:
  - Abildgaardia fulvescens Thwaites
  - Fimbristylis connectens Thwaites
  - Fimbristylis nigro-brumea Thwaites
  - Fimbristylis retusa Thwaites
  - Hypolytrum longirostre Thwaites
  - Pandanophyllum immersum Thwaites
  - Rhynchospora gracillima Thwaites
  - Scirpus subcapitatus Thwaites
- Dilleniaceae:
  - Acrotrema bullatum Thwaites
  - Acrotrema gardneri Thwaites
  - Acrotrema intermedium Thwaites
  - Acrotrema sylvaticum Thwaites
  - Acrotrema uniflorum Hook.var. petiolare Thwaites
  - Acrotrema uniflorum Hook.var. rotundatum Thwaites
  - Acrotrema walkeri Wight ex Thwaites
- Dipterocarpaceae:
  - Dipterocarpus glandulosus Thwaites
  - Dipterocarpus hispidus Thwaites
  - Dipterocarpus zeylanicus Thwaites
  - Doona congestiflora Thwaites
  - Doona gardneri Thwaites
  - Doona macrophylla Thwaites.
  - Doona nervosa Thwaites
  - Doona ovalifolia Thwaites
  - Doona trapesifolia Thwaites
  - Doona zeylanica Thwaites
  - Hopea discolor Thwaites
  - Hopea jucunda Thwaites
  - Monoporandra cordifolia Thwaites
  - Monoporandra elegans Thwaites
  - Shorea lissophylla Thwaites
  - Shorea oblongifolia Thwaites
  - Stemonoporus canaliculatus Thwaites
  - Stemonoporus gardneri Thwaites
  - Stemonoporus lanceolatus Thwaites
  - Stemonoporus oblongifolius Thwaites
  - Stemonoporus petiolaris Thwaites
  - Stemonoporus reticularus Thwaites
  - Stemonoporus rigidus Thwaites
- Ebenaceae:
  - Diospyros acuta Thwaites
  - Diospyros affinis Thwaites
  - Diospyros attenuata Thwaites
  - Diospyros candolleana Thwaites
  - Diospyros crumenata Thwaites
  - Diospyros embryopteris Pers. var. atrata Thwaites
  - Diospyros embryopteris Pers. var. nervosa Thwaites
  - Diospyros gardneri Thwaites
  - Diospyros moonii Thwaites
  - Diospyros oocarpa Thwaites
  - Diospyros oppositifolia Thwaites
  - Diospyros quaesita Thwaites
  - Macreightia acuminata Thwaites
  - Macreightia oblongifolia Thwaites
- Elaeocarpaceae:
  - Elaeocarpus amoenus Thwaites
- Eriocaulaceae:
  - Eriocaulon collinum Hook.f.
  - Eriocaulon subcaulescens Hook.f.
- Euphorbiaceae:
  - Amanoa ferruginea Thwaites
  - Amanoa pallida Thwaites
  - Antidesma montanum Thwaites
  - Aporosa acuminata Thwaites
  - Aporosa fusiformis Thwaites
  - Chaetocarpus castanocarpus Thwaites var. pubescens Thwaites
  - Chaetocarpus coriaceus Thwaites
  - Desmostemon zeylanicus Thwaites
  - Desmostemon zeylanicus Thwaites var. minor Thwaites
  - Epistylium montanum Thwaites
  - Glochidion coriaceum Thwaites
  - Glochidion montanum Thwaites
  - Glochidion nermorale Thwaites
  - Hemecyclia gardneri Thwaites
  - Hemecyclia lanceolata Thwaites
  - Mallotus walkerae Hook.f.
  - Mischodon zeylanicus Thwaites
  - Palenga zeylanica Thwaites
  - Rottlera eriocarpa Thwaites
  - Rottlera fuscescens Thwaites
  - Sarcoclinium hookeri Thwaites
  - Sauropus assimilis Thwaites
  - Trigonostemon nemoralis Thwaites
- Fabaceae:
  - Dalbergia championii Thwaites
  - Desmodium jucundum Thwaites
  - Detarium zeylanicum Thwaites
  - Detarium zeylanicum Thwaites
  - Indigofera flaccida Koeniguer var. constricta Thwaites
  - Sophora violacea Thwaites
- Flacourtiaceae:
  - Casearia championii Thwaites
  - Casearia varians Thwaites var. minor Thwaites
  - Casearia varians Thwaites var. ovata Thwaites
  - Osmelia gardneri Thwaites
  - Scolopia acuminata Clos.
- Gentianaceae:
  - Exacum axillare Thwaites
- Gesneriaceae:
  - Chirita walkeri Gardner var. parviflora C.B. Clarke
- Lamiaceae:
  - Plectranthus gardneri Thwaites
- Lauraceae:
  - Actinodaphne elegans Thwaites
  - Actinodaphne speciosa Nees var. candolleana Hook.f.
  - Apollonoias zeylanica Thwaites
  - Cinnamomum citriodorum Thwaites
  - Cinnamomum litseaefolium Thwaites
  - Lepidadenia ovalifolia Wight
  - Litsea fuscata Thwaites
  - Tetranthera gardneri Thwaites
  - Tetranthera glaberrima Thwaites
- Loranthaceae:
  - Loranthus gardneri Thwaites
  - Loranthus nodiflorus Thwaites
  - Loranthus sclerophyllus Thwaites
  - Loranthus suborbicularis Thwaites
  - Loranthus tomentosus Heyne var. normalis Thwaites
- Malpighiaceae:
  - Hiptage parviflora Wight and Arn.
- Melastomataceae:
  - Memecylon arnottianum Wight ex Thwaites
  - Memecylon cuneatum Thwaites
  - Memecylon ellipticum Thwaites
  - Memecylon fuscescens Thwaites
  - Memecylon gardneri Thwaites
  - Memecylon hookeri Thwaites
  - Memecylon leucanthum Thwaites
  - Memecylon orbiculare Thwaites
  - Memecylon parvifolium Thwaites
  - Memecylon rhinophyllum Thwaites
  - Memecylon rubro-caeruleum Thwaites
  - Memecylon sylvaaticum Thwaites
  - Memecylon varians Thwaites var. rotundatum Thwaites
  - Memecylon variens Thwaites var. acuminatum Thwaites
  - Osbeckia buxifolia Arn.var. minor Thwaites
  - Osbeckia minor Triana ex Cogn.
  - Osbeckia rheedii Gardner ex Thwaites
  - Osbeckia walkeri Arn.var. beckettii Cogn.
  - Sonerila arnottiana Thwaites
  - Sonerila gardneri Thwaites
  - Sonerila harveyi Thwaites
  - Sonerila lanceolata Thwaites
  - Sonerila pumila Thwaites
  - Sonerila rhombifolia Thwaites
  - Sonerila rostrata Thwaites
  - Sonerila tomentella Thwaites
- Meliaceae:
  - Milnea apiocarpa Thwaites
- Menyanthaceae:
  - Limnanthemum biflorum Thwaites
- Mimosaceae:
  - Adenanthera bicolor Moon ex Thwaites
  - Pithecellobium subcoriaceum Thwaites
- Moraceae:
  - Allaeanthus zeylanicus Thwaites
  - Epicarpurus zeylanicus Thwaites
- Myrtaceae:
  - Eugenia amoena Thwaites
  - Eugenia floccifera Thwaites
  - Eugenia fulva Thwaites
  - Eugenia rivulorum Thwaites
  - Eugenia rufo-fulva Thwaites
  - Eugenia ternophylla Thwaites
  - Syzygium assimile Thwaites
  - Syzygium gardneri Thwaites
  - Syzygium lissophyllum Thwaites
  - Syzygium micranthum Thwaites
  - Syzygium oliganthum Thwaites
  - Syzygium sclerophyllum Thwaites
  - Syzygium spathulatum Thwaites
- Orchidaceae:
  - Bulbophyllum elegans Gardner ex Thwaites
  - Habenaria pterocarpa Thwaites
  - Microstylis lancifolia Thwaites
  - Oberonia thwaitesii Hook.f.
  - Saccolabium acuminatum Thwaites
  - Vanilla moonii Thwaites
- Poaceae:
  - Arundinaria floribunda Thwaites
  - Arundinella avenacea Munro ex Thwaites
  - Arundinella nervosa Thwaites
  - Bambusa attenuata Thwaites
  - Dendrocalamus monadelphus Thwaites
  - Dimeria ornithopoda Trin.var. mutica Thwaites
  - Eremochloa zeylanica Hack.
  - Leptaspis cochleata Thwaites
  - Panicum sordidum Thwaites
  - Paspalum royleanus Nees ex Thwaites
  - Pollinia phaeothrix Hack.
  - Rottboellia nigrescens Thwaites
- Rhamnaceae:
  - Rhamnus arnottianus Gardner ex Thwaites
- Rosaceae:
  - Pygeum plagiocarpum Koehne
  - Pygeum wightianum Blume var. parvifolium Thwaites
- Rubiaceae:
  - Allaeophania decipiens Thwaites
  - Allaeophania decipiens Thwaites var. flavescens Thwaites
  - Canthium macrocarpum Thwaites
  - Discospermum dalzelli Thwaites
  - Discospermum erythrosporum Thwaites
  - Gaertnera ternifolia Thwaites
  - Griffithia gardneri Thwaites
  - Grumilea stenophylla Thwaites
  - Grumilea wightiana Thwaites
  - Hedyotis cinereo-viridis Thwaites
  - Hedyotis cyanescens Thwaites
  - Hedyotis cymosa Thwaites
  - Hedyotis macrophylla Thwaites
  - Hedyotis quinquenervia Thwaites
  - Hyptianthera macrocarpa Thwaites
  - Ixora calycina Thwaites
  - Ixora jucunda Thwaites
  - Knoxia platycarpa Arn.var. foliosa Thwaites
  - Mephitidia varians Thwaites
  - Neurocalyx championii Benth.ex Thwaites
  - Ophiorrhiza decumbens Gardner ex Thwaites
  - Ophiorrhiza glechomaefolia Thwaites
  - Ophiorrhiza pallida Thwaites
  - Ophiorrhiza radicans Gardner ex Thwaites
  - Pavetta angustifolia Thwaites
  - Pavetta involucrata Thwaites
  - Prismatomeris albiflora Thwaites
  - Psychotria longipetiolata Thwaites
  - Psychotria sordida Thwaites
  - Scyphostachys coffeoides Thwaites
  - Scyphostachys pedunculatus Thwaites
  - Serissa gardneri Thwaites
  - Stylocoryne elliptica Thwaites
- Sapindaceae:
  - Schmidelia acuminata Thwaites
  - Schmidelia hispida Thwaites
- Sapotaceae:
  - Dasyaulus fulvus Thawaites
  - Dasyaulusneriiifolius Thwaites
  - Dichopsis petiolaris Thwaites
  - Isonandra grandis Thwaites
  - Isonandra laevifolia Thwaites
  - Isonandra pauciflora Thwaites
  - Isonandra rubiginosa Thwaites
  - Isonandra wightiana A. DC.var. montana Thwaites
- Scrophulariaceae:
  - Adenosma thwaitesii T. Anderson
- Symplocaceae:
  - Symplocos apicalis Thwaites var. strigosa Thwaites
  - Symplocos bractealis Thwaites
  - Symplocos cordifolia Thwaites
  - Symplocos coronata Thwaites
  - Symplocos cuneata Thwaites
  - Symplocos elegans Thwaites var. angustata Thwaites
  - Symplocos hirsuta Wight and Gardner ex Thwaites
  - Symplocos hirsuta Wight and Gardner ex Thwaites var. minor Thwaites
  - Symplocos hispidula Thwaites
  - Symplocos jucunda Thwaites
  - Symplocos laeta Thwaites
  - Symplocos obtusa Wall.ex G. Don var. major Thwaites
- Tiliaceae:
  - Pityranthe verrucosa Thwaites
- Ulamaceae:
  - Celtis dysodoxylon Thwaites
  - Gironniera reticulata Thwaites
- Urticaceae:
  - Elatostema lineolatum Wight var. majus Thwaites
- Verbenaceae:
  - Premna purpurascens Thwaites
- Violaceae:
  - Scyphellandra virgata Thwaites
- Viscaceae:
  - Viscum spathulifolium Thwaites
- Vitaceae:
  - Cissus glyptocarpa Thwaites
- Zingiberaceae:
  - Amomum pterocarpum Thwaites
  - Elettaria floribunda Thwaites

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