Oryza is a genus of plants in the grass family. It includes the major food crop rice. Members of the genus grow as tall, wetland grasses, growing to 1–2 m tall; the genus includes both annual and perennial species.
Cymbopogon, also known as lemongrass, barbed wire grass, silky heads, Cochin grass, Malabar grass, oily heads or fever grass, is a genus of Asian, African, Australian, and tropical island plants in the grass family. Some species are commonly cultivated as culinary and medicinal herbs because of their scent, resembling that of lemons . The name cymbopogon derives from the Greek words kymbe and pogon "which mean [that] in most species, the hairy spikelets project from boat-shaped spathes."
The Indomalayan realm is one of the eight biogeographic realms. It extends across most of South and Southeast Asia and into the southern parts of East Asia.
Mallotus is a genus of the spurge family Euphorbiaceae first described as a genus in 1790. Two species are found in tropical Africa and Madagascar. All the other species are found in East Asia, the Indian Subcontinent, Southeast Asia, eastern Australia, and certain islands of the western Pacific.
Cleistanthus is a plant genus of the family Phyllanthaceae, tribe Bridelieae, first described as a genus in 1848. It is widespread in much of the Old World Tropics in Asia, Africa, Australia, and various oceanic islands. Cleistanthus collinus is known for being toxic and may be the agent of homicides or suicides.
Drypetes is a plant genus of the family Putranjivaceae, in the order Malpighiales.
Najas, the water-nymphs or naiads, is a genus of aquatic plants. It is cosmopolitan in distribution, first described for modern science by Linnaeus in 1753. Until 1997, it was rarely placed in the Hydrocharitaceae,] and was often taken as constituting the family Najadaceae.
Daphniphyllum is the sole genus in the flowering plant family Daphniphyllaceae and was described as a genus in 1826. The genus includes evergreen shrubs and trees mainly native to east and southeast Asia, but also found in the Indian Subcontinent and New Guinea.
Pothos is a genus of flowering plants in the family Araceae. It is native to China, the Indian Subcontinent, Australia, New Guinea, Southeast Asia, and various islands of the Pacific and Indian Oceans.
Cyanotis is a genus of mainly perennial plants in the family Commelinaceae, first described in 1825. It is native to Africa, southern Asia, and northern Australia.
Premna is a genus of flowering plants in the mint family, Lamiaceae, first described for modern science in 1771. It is widespread through tropical and subtropical regions in Africa, southern Asia, northern Australia, and various islands in the Pacific and Indian Oceans.
- Premna acuminataR.Br. - Australia, New Guinea
- Premna acutataW.W.Sm. - southwestern China
- Premna albaH.J.Lam - Palau
- Premna ambongensisMoldenke - Madagascar
- Premna amplectensWall. ex Schauer - Thailand, Myanmar
- Premna angolensisGürke - tropical Africa
- Premna angustifloraH.J.Lam - Palau
- Premna annulataH.R.Fletcher - Thailand, Laos, Vietnam
- Premna aureolepidotaMoldenke - Madagascar
- Premna balakrishnaniiA.Rajendran & P.Daniel - Tamil Nadu
- Premna balansaeDop - Vietnam
- Premna barbataWall. ex Schauer - Indian Subcontinent, Myanmar
- Premna bengalensisC.B.Clarke - Indian Subcontinent, Myanmar, Vietnam
- Premna bequaertiiMoldenke - Uganda, Rwanda, Zaïre
- Premna bracteataWall. ex C.B.Clarke - Himalayas, Tibet, Yunnan, Nepal, Assam, Bhutan, Myanmar
- Premna cambodianaDop - Cambodia, Vietnam
- Premna cavalerieiH.Lév - China
- Premna chevalieriDop - Thailand, Laos, Vietnam, China
- Premna chrysoclada(Bojer) Gürke - Kenya, Tanzania, Guinea-Bissau
- Premna collinsaeCraib - Thailand
- Premna confinisC.Pei & S.L.Chen ex C.Y.Wu - China
- Premna congolensisMoldenke - Zaïre, Angola, Cabinda
- Premna cordifoliaRoxb. - Thailand, Vietnam, Malaya
- Premna coriaceaC.B.Clarke - Indian Subcontinent, Thailand, Andaman Islands
- Premna corymbosaRottler - India, Sri Lanka, Andaman & Nicobar Islands
- Premna crassaHand.-Mazz. - Vietnam, China
- Premna debianaA.Rajendran & P.Daniel - Arunachal Pradesh
- Premna decaryiMoldenke - Madagascar
- Premna decurrensH.J.Lam - Indonesia
- Premna discolorVerdc. - Kenya
- Premna dubiaCraib - Laos, Thailand, Vietnam
- Premna esculentaRoxb. - Assam, Bangladesh, Myanmar, Thailand
- Premna fohaiensisC.Pei & S.L.Chen ex C.Y.Wu - China (Yunnan)
- Premna fordiiDunn - China
- Premna fulvaCraib - Indochina, Indonesia, China
- Premna garrettiiH.R.Fletcher - Thailand
- Premna glaberrimaWight - southern India
- Premna glandulosaHand.-Mazz. - China (Yunnan)
- Premna gracillimaVerdc. - Kenya, Tanzania
- Premna grandifoliaA.D.J. Meeuse, illegitimate name, = Premna hutchinsonii
- Premna grossaWall. ex Schauer - Myanmar
- Premna guillauminiiMoldenke - New Caledonia
- Premna hainanensisChun & F.C.How - China (Hainan)
- Premna hans-joachimiiVerdc. - Tanzania
- Premna henryana(Hand.-Mazz.) C.Y.Wu - China
- Premna herbaceaRoxb. - Himalayas, Yunnan, Indian Subcontinent, Southeast Asia, Indonesia, New Guinea, northern Australia
- Premna hildebrandtiiGürke - Zaire, Kenya, Tanzania, Mozambique, Zimbabwe
- Premna hispidaBenth. - West Africa
- Premna humbertiiMoldenke - Madagascar
- Premna hutchinsoniiMoldenke - Ivory Coast
- Premna interruptaWall. ex Schauer - southern China, Himalayas, Indochina
- Premna jalpaigurianaT.K.Paul - West Bengal
- Premna khasianaC.B.Clarke - Assam, Thailand
- Premna lepidellaMoldenke - Madagascar
- Premna ligustroidesHemsl - China
- Premna longiacuminataMoldenke - Madagascar
- Premna longifoliaRoxb. - Himalayas
- Premna longipetiolataMoldenke - Madagascar
- Premna lucensA.Chev. - West Africa
- Premna macrophyllaWall. ex Schauer - Assam, Indochina
- Premna madagascariensisMoldenke - Madagascar
- Premna mariannarumSchauer - Mariana Islands
- Premna matadiensisMoldenke - Zaïre, Angola
- Premna maximaT.C.E. Fr. - Kenya
- Premna mekongensisW.W.Sm. - China (Yunnan)
- Premna micranthaSchauer - India, Assam, Bangladesh
- Premna microphyllaTurcz. - Japan, Ryukyu Islands, China
- Premna millefloraC.B.Clarke - Assam
- Premna milneiBaker - Nigeria, Bioko
- Premna minorDomin - Queensland
- Premna mollissimaRoth - Indian Subcontinent, Yunnan, Indochina, Philippines
- Premna mooiensis(H.Pearson) W.Piep - Mozambique, Swaziland, South Africa
- Premna mortehaniiDe Wild - Zaïre
- Premna mundanthuraiensisA.Rajendran & P.Daniel - Tamil Nadu
- Premna neurophyllaChiov. - Ethiopia
- Premna oblongataMiq. - Indonesia, Philippines
- Premna odorataBlanco - - Indian Subcontinent, Yunnan, Southeast Asia, New Guinea, northern Australia; naturalized in Miami-Dade County in Florida
- Premna oliganthaC.Y.Wu - China
- Premna oligotrichaBaker - Ethiopia, Somalia, Kenya, Tanzania
- Premna orangeanaCapuron - Madagascar
- Premna paisehensisC.Pei & S.L.Chen - China (Guangxi)
- Premna pallescensRidl.- Borneo, Indonesia
- Premna parasiticaBlume - Indonesia
- Premna parvilimbaC.Pei - China (Yunnan)
- Premna paucinervis(C.B.Clarke) Gamble - Kerala, Tamil Nadu
- Premna paulobarbataH.J.Lam - Mariana Islands
- Premna perplexansMoldenke - Madagascar
- Premna perrieriMoldenke - Madagascar
- Premna pinguisC.B.Clarke - Assam, Bangladesh, Myanmar, Java
- Premna politaHiern - Angola
- Premna procumbensMoon - India, Bangladesh, Sri Lanka
- Premna protrusaA.C.Sm. & S.Darwin - Fiji
- Premna puberulaPamp. - China
- Premna pubescensBlume - Indonesia, Philippines, Christmas Island
- Premna puerensisY.Y.Qian - China (Yunnan)
- Premna punduanaWall. ex Schauer - Arunachal Pradesh, Assam, Bangladesh
- Premna puniceaC.Y.Wu - China (Yunnan)
- Premna purpurascensThwaites - Sri Lanka
- Premna quadrifoliaSchumach. & Thonn. - West Africa
- Premna rabakensisMoldenke - Cambodia
- Premna regularisH.J.Lam - Philippines, Indonesia, New Guinea
- Premna repensH.R.Fletcher - Thailand
- Premna resinosa(Hochst.) Schauer - East Africa, Arabian Peninsula, India
- Premna richardsiaeMoldenke - Tanzania
- Premna rubroglandulosaC.Y.Wu - China (Yunnan)
- Premna scandensRoxb. - China (Yunnan), Himalayas, Andaman Island, Indochina
- Premna schimperiEngl - East Africa
- Premna schliebeniiWerderm. - Tanzania, Mozambique
- Premna scoriarumW.W.Sm. - Tibet, Yunnan, Myanmar
- Premna senensisKlotzsch - eastern + central Africa
- Premna serrataH.R.Fletcher - Thailand
- Premna serratifoliaL. - widespread in East Africa, the Indian Subcontinent, Southeast Asia, northern Australia, islands of Pacific + Indian Oceans
- Premna siamensisH.R.Fletcher - Thailand
- Premna stenobotrysMerr. - Vietnam
- Premna steppicolaHand.-Mazz. - China
- †Premna sterculiifoliaKing & Gamble - Malaya but extinct
- Premna straminicaulisC.Y.Wu - China (Yunnan)
- Premna subcapitataRehder - China
- Premna sulphurea(Baker) Gürke - Angola
- Premna sunyiensisC.Pei - China (Guangdong)
- Premna szemaoensisPei - China (Yunnan)
- Premna tahitensisJ.Schauer - many islands of the Pacific
- Premna tanganyikensisMoldenke - Tanzania, Mozambique
- Premna tapintzeanaDop - China (Yunnan)
- Premna teniiC.Pei - China (Yunnan)
- Premna thoreliiDop - Laos
- Premna thwaitesiiC.B.Clarke - Sri Lanka
- Premna tomentosaWilld. - Indian Subcontinent, Southeast Asia, Queensland, Solomon Islands
- Premna trichostomaMiq. - Southeast Asia, Indonesia, New Guinea
- Premna urticifoliaRehder - China (Yunnan)
- Premna velutinaGürke - Burundi, Kenya, Tanzania, Mozambique
- Premna venulosaMoldenke - Madagascar
- Premna wightianaSchauer - India, Sri Lanka
- Premna wuiBoufford & B.M.Barthol. - China (Yunnan)
- Premna yunnanensisW.W.Sm - China
Themeda is a genus of plants in the grass family native to Asia, Africa, Australia, and Papuasia. There are about 18 to 26 species, many of which are native to Southeast Asia.
Vahlia is a genus of herbs and subshrubs that grow in Africa and the Indian subcontinent. There are at least five species.
Pseudoraphis is a genus of Asian and Australian plants in the grass family, commonly known as mudgrasses.
Arundinella is a widespread genus of plants in the grass family, common in many tropical and subtropical regions.
Dimeria is a genus of Asian, Australian, Madagascan, and Pacific Island plants in the grass family. Many of the species are endemic to India.
Peristylus, sometimes commonly known as ogre orchids or bog orchids is a genus of flowering plants from the orchid family, Orchidaceae. It consists of over 100 known species found across much of eastern and southern Asia as well as in Australia and on many islands of the Indian and Pacific Oceans.
Sciaphila is a genus of mycoheterotrophic plants in the family Triuridaceae. These plants receive nutrition from fungi and neighboring trees and have less need for photosynthesis. It is widespread in tropical and subtropical regions, found in Africa, China, Japan, the Indian Subcontinent, Southeast Asia, Latin America and on various islands Pacific Islands.
Anisomeles, with common name catteeth, is a genus of herbaceous plants of the family Lamiaceae first described in 1909. It is native to China, the Indian Subcontinent, Southeast Asia, New Guinea, Australia, Madagascar, and assorted islands of the Pacific and Indian Oceans.
- Anisomeles candicansBenth. - Myanmar, Thailand
- Anisomeles heyneanaBenth. - India, Bangladesh
- Anisomeles indica(L.) Kuntze - China, Tibet, Himalayas, India, Bangladesh, Nepal, Sri Lanka, Maldive Islands, Lakshadweep, Andaman & Nicobar Islands, Indochina, Malaysia, Indonesia, Philippines, New Guinea, Christmas Island, Bismarck Archipelago, Mauritius, Madagascar; naturalized in Fiji, Samoa, Jamaica, Trinidad
- Anisomeles malabarica(L.) R.Br. ex Sims - India, Bangladesh, Sri Lanka, Andaman & Nicobar Islands, Thailand, Malaysia, Indonesia, New Guinea, Bismarck Archipelago, Mauritius, Réunion, northern Australia
- Anisomeles salviifoliaR.Br. - New Guinea, Northern Territory of Australia
Murdannia is a genus of annual or perennial monocotyledonous flowering plants in the dayflower family.