Pseudechinolaena Pseudechinolaena polystachya (Kunth) Stapf (Tropics & Subtropics: Angola, Argentina Northeast, Argentina Northwest, Assam, Bangladesh, Bolivia, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil...
Pseudopogonatherum Pseudopogonatherum quadrinerve (Hack.) Ohwi (Himalaya to SW. & S. Japan and W. & Central Malesia: Assam, China South-Central, China Southeast, East Himalaya,...
Pseudoraphis Pseudoraphis minuta (Mez) Pilg. (India to Indo-China, N. Australia: Assam, Bangladesh, India, Myanmar, Northern Territory, Queensland, Vietnam as per POWO)
Pseudosorghum Pseudosorghum fasciculare (Roxb.) A.Camus (Indian Subcontinent to S. Central China and Philippines: Bangladesh, China South-Central, East Himalaya, India, Myanmar, Nepal, Philippines, Thailand,...
Rostraria Rostraria cristata (L.) Tzvelev (Macaronesia, Medit. to Sahara and India, Caucasus to Central Asia and W. Himalaya: Afghanistan, Albania, Algeria, Azores, Baleares,...
Rottboellia Rottboellia cochinchinensis (Lour.) Clayton (Tropical & Subtropical Old World to N. & NE. Australia: Andaman Is., Angola, Bangladesh, Benin, Botswana, Burkina, Burundi,...
Saccharum Saccharum arundinaceum Retz. (Tropical & Subtropical Asia: Andaman Is., Assam, Bangladesh, Borneo, Cambodia, China North-Central, China South-Central, China Southeast, East Himalaya, Hainan,...
Sacciolepis Sacciolepis indica (L.) Chase (Tropical & Subtropical Old World to N. & E. Australia: Andaman Is., Angola, Assam, Bangladesh, Benin, Borneo, Burkina, Burundi,...
Sasa Sasa veitchii (Carrière) Rehder (Introduced) (Sakhalin to Japan: Japan, Kuril Is., Sakhalin; Introduced into: Great Britain as per POWO)
Schoenefeldia Schoenefeldia gracilis Kunth (Sahara and Sahel to India: Algeria, Benin, Burkina, Cameroon, Cape Verde, Chad, Egypt, Ethiopia, Gambia, Ghana, India, Ivory Coast,...
Sehima Sehima nervosa (Rottler) Stapf (Eritrea to S. Tropical Africa, Arabian Peninsula S. Central China to Tropical Asia: Assam, Bangladesh, China South-Central,...
Setaria As per efi thread: There are various species of Setaria in India having such plicate leaves. Some of the distinguishingly visible characters...
Silentvalleya Silentvalleya chandwadensis Gosavi, B.R.Pawar & S.R.Yadav (India (Maharashtra) as per POWO)
Sorghum Sorghum bicolor (L.) Moench (Africa, Indian Subcontinent: Angola, Benin, Botswana, Burkina, Burundi, Cameroon, Cape Provinces, Cape Verde, Central African Repu, Chad, Congo, East...
Spinifex Spinifex littoreus (Burm.f.) Merr. (Tropical & Subtropical Asia to Australia (Ashmore Reef): Andaman Is., Bangladesh, Cambodia, China Southeast, Hainan, India, Japan, Jawa,...
Sporobolus Sporobolus diandrus (Retz.) P.Beauv. (Socotra, S. Arabian Peninsula, W. Indian Ocean, Tropical & Subtropical Asia: Assam, Bangladesh, Borneo, China South-Central, China Southeast, East...
Stenotaphrum Stenotaphrum secundatum (Walter) Kuntze (Introduced) (SE. U.S.A. to E. & S. South America, W. Tropical Africa to Chad: Alabama, Argentina Northeast, Argentina Northwest,...
Stipagrostis Stipagrostis plumosa Munro ex T.Anderson (Sahara to NW. India: Afghanistan, Algeria, Chad, Cyprus, Egypt, Gulf States, India, Iran, Iraq, Kazakhstan, Kuwait, Lebanon-Syria,...
Tenaxia Tenaxia cachemyriana (Jaub. & Spach) N. P. Barker & H. P. Linder (Afghanistan to W. Himalaya: Afghanistan, Nepal, Tibet, West Himalaya as per POWO)...
Tetrapogon Tetrapogon tenellus (Roxb.) Chiov. (Eritrea to S. Africa, Arabian Peninsula, Indian Subcontinent: Angola, Bangladesh, Djibouti, Eritrea, Ethiopia, India, Kenya, Mozambique, Namibia, Northern...
Thelepogon Thelepogon elegans Roth (Tropical Africa to Namibia, India to W. Indo-China, S. Malesia: Angola, Benin, Burkina, Cameroon, Central African Repu, Chad, Congo,...
Themeda Themeda anathera (Nees ex Steud.) Hack. (Afghanistan to W. & Central Himalaya: Afghanistan, Nepal, Pakistan, Tibet, West Himalaya as per POWO) Themeda arundinacea (Roxb.) A.Camus (S....
Thuarea Thuarea involuta (G.Forst.) R.Br. ex Sm. (Madagascar, Tropical & Subtropical Asia to Pacific: Andaman Is., Bangladesh, Bismarck Archipelago, Borneo, Cambodia, Caroline Is.,...
Thysanolaena Thysanolaena latifolia (Roxb. ex Hornem.) Honda (Tropical & Subtropical Asia: Andaman Is., Assam, Bangladesh, Borneo, Cambodia, China South-Central, China Southeast, East Himalaya,...
Tragus Tragus mongolorum Ohwi (NE. Ethiopia to Kenya, W. Indian Ocean, Mongolia to Tropical Asia: China North-Central, China South-Central, Ethiopia, India, Inner Mongolia,...
Tripogon Tripogon jacquemontii Stapf (Indian Subcontinent: Bangladesh, India, West Himalaya (as per POWO)) Tripogon purpurascens Duthie Tripogon species- Hosur area of Tamilnadu Tripogon species-...
Tripsacum Tripsacum dactyloides (L.) L. (C. & E. U.S.A. to Ecuador, Caribbean to N. South America: Alabama, Arkansas, Bahamas, Belize, Colombia, Connecticut, Costa...
Trisetaria Trisetaria loeflingiana (L.) Paunero (Canary Islands, Medit. to Central Asia and Indian Subcontinent: Afghanistan, Algeria, Canary Is., India, Iran, Iraq, Italy,...
Trisetopsis Trisetopsis junghuhnii (Buse) Röser & A.Wölk (Guizhou, Henan, Qinghai, Shaanxi, Sichuan, E Xizang, Yunnan [Bhutan, India, Indonesia, Myanmar, Nepal, Pakistan])...
Triticum Triticum aestivum L. (Transcaucasus to Israel and NW. Iran, S. Pakistan to NW. India: India, Iran, Lebanon-Syria, Pakistan, Palestine, Transcaucasus, Turkey, West Himalaya; Introduced...
Urochloa Also see Brachiaria (POWO has placed the species under this genus now under Urochloa) . Urochloa panicoides P.Beauv. (Egypt to S. Africa and...
Urochondra Urochondra setulosa (Trin.) C.E.Hubb. (NE. Tropical Africa to NW. India: Djibouti, Eritrea, India, Iran, Oman, Pakistan, Saudi Arabia, Socotra, Somalia, Sudan, Yemen as...
Zea Zea mays L. (Introduced) (Central & SW. Mexico to W. Guatemala: Guatemala, Mexico Central, Mexico Southwest; Introduced into: Afghanistan, Alabama, Albania, Aldabra, Algeria, Amur,...
Zoysia Zoysia japonica Steud. (S. Russian Far East to E. China and Temp. E. Asia: China North-Central, China Southeast, Japan, Korea, Manchuria, Nansei-shoto, Ogasawara-shoto,...