Athroostachys is a Brazilian genus of bamboo in the grass family.
Phaenosperma is a genus of Asian plants in the grass family. The only known species is Phaenosperma globosum, native to China, Japan, Korea, Assam, and Bhutan.
Exotheca is a monotypic genus of African and Southeast Asian plants in the grass family.
Psilolemma is a genus of plants in the grass family. The only known species is Psilolemma jaegeri, native to the Democratic Republic of the Congo, Kenya, Uganda and Tanzania.
Acritochaete is a genus of African plants in the grass family.
Acroceras is a genus of tropical and subtropical plants in the grass family.
Agenium is a genus of South American plants in the grass family.
Andropterum is a genus of African plants in the grass family. There is only one known species, Andropterum stolzii, native to Zimbabwe, Zambia, Mozambique, Tanzania, Malawi and Burundi.
Apochiton is a genus of East African plants in the grass family. The only known species is Apochiton burttii, native to the Kondoa District of north-central Tanzania.
Bewsia is a genus of African plants in the grass family. The only known species is Bewsia biflora, widespread across much of sub-Saharan Africa from Ivory Coast to Tanzania to KwaZulu-Natal.
Chaetopoa is a genus of African plants in the grass family, found only in Tanzania.
Chlorocalymma is a genus of Tanzanian plants in the grass family. The only known species is Chlorocalymma cryptacanthum, native to the Iringa Region of central Tanzania.
Chrysochloa is a genus of African plants in the grass family.
Suddia is a genus of plants in the grass family. The only known species is Suddia sagittifolia, which is native to South Sudan in central Africa.
Eccoptocarpha is a genus of African plants in the grass family. The only known species is Eccoptocarpha obconiciventris, native to Tanzania and Zambia.
Gilgiochloa is a genus of African plants in the grass family.
Hylebates is a genus of African plants in the grass family.
Cleistogenes serotina is a species of grass in the family Poaceae, native to Europe and temperate Asia. Culms are geniculately ascending, 1 mm in diameter, and 30–60 cm in height. Leaf-blades are spreading, flat, or involute, from 4–8 cm long and 3–5 mm wide.
Rottboellia cochinchinensis is a species of grass known by the common names Itchgrass,Raoul grass, corngrass, Kokoma grass, Guinea-fowl grass, jointed grass, Shamwa grass and Kelly grass. It is a tall, tufted annual grass whose stems (culms) grow up to 3 metres in height with leaf-blades of up to 45 centimetres in length. The species flowers at the apex of culms in the form of spike-like racemes composed of paired spikelets. The common name Itchgrass comes from the bristly (hispid) leaf-sheath which can be irritating to the skin.
William Derek Clayton, commonly known as Derek Clayton, was a British botanist who worked at the Royal Botanic Gardens, Kew, on grasses (Poaceae).
