Compilation
Tetrapogon monostachyus

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Name

Identification
Tetrapogon monostachyus Peter [family GRAMINEAE ] (stored under name); Verified by Not on sheet.,
Related name
  • Tetrapogon tenellus
  • Tetrapogon monostachyus

Flora

Entry for TETRAPOGON tenellus (Roxb.) Chiov. [family POACEAE]
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora of Tropical East Africa
Resource Type
Reference Sources
Entry From
Flora of Tropical East Africa, Part (Part 2), page 177, (1974) Author: W. D. CLAYTON, S. M. PHILLIPS AND S. A. RENVOIZE
Names
TETRAPOGON tenellus (Roxb.) Chiov. [family POACEAE], in Ann. Ist. Bot. Roma 8: 352 (1908); Ann. list grasses Ug.: 46 (1947); R.K.G.: 24 (1958); I.G.U.: 58 (1960); G.T.: 40 (1965). Type: India, Roxburgh painting No. 2022 (K !)
Chloris tenella Roxb. [family POACEAE], Fl. Ind. 1: 330 (1820)
Chloris triangulata A. Rich. [family POACEAE], Tent. Fl. Abyss. 2: 409 (1851). Type: Ethiopia, Schimper 1048 (P, holo.!)
Chloris macrantha Jaub. & Spach [family POACEAE], Ill. Pl. Or. 4: 42, t. 328 (1851), non Desv. (1831), nom. illegit. Type: Yemen, Botta (P, holo.)
Tetrapogon triangulatus (A. Rich.) Schweinf. [family POACEAE], in Bull. Herb. Boiss. 2, App. 2: 34 (1894)
Tetrapogon triangulatus Chiov. var. agowensis [family POACEAE], in Ann. Ist. Bot. Roma 6: 171 (1896), nom. nud. Based on Schimper in Herb. Hohenacker 2207 (K !)
Tetrapogon triangulatus Chiov. var. sericatus [family POACEAE], in Ann. Ist. Bot. Roma 6: 171, t. 15 (1896). Type: Ethiopia, Schimper in Herb. Hohenacker 2207b (K, iso.!)
Tetrapogon monostachyus Peter [family POACEAE], F.D.O.-A. 1, Anh.: 77,fig. 40/2 (1930). Types: Tanzania, W. Usambara Mts., Mkomazi, Peter 40991 (B, syn. †) & Pare District, Makanya, Peter 41314 (B, syn. †, K, fragment!)
Information
Annual or short lived perennial, loosely tufted, with erect or ascending 4–6-noded culms up to 80 cm. high, rarely more; nodes not prominent. Leaf-blades 10–24 cm. long, 2–4 mm. wide, tapering; sheaths loosely flabellate at the base of the culms. Spikes exserted, solitary or paired and divergent, 3–5(–8) cm. long. Spikelets (4–)5–6(–7)-flowered, the lower (3–)4–5 florets fertile and awned; glumes ovate-lanceolate, acute, acuminate or rarely aristate, the lower 3–4.5(–6) mm. long, the upper 3.5–6(–9) mm. long; lowest lemma obovate, 4–6.5 mm. long, shortly ciliate along the nerves or subglabrous, with an awn 3–11 mm. long; upper (1–)2 florets sterile and reduced to minute awnless lemmas. Grain of lowest floret oblong, 2–3 mm. long.
Range
DISTR. U2; K1–4, 6, 7; T2, 3, 6, 7 Sudan, eastwards to India and southwards to Rhodesia and Angola
Altitude range
0–1300 m.
Distribution
KENYA Meru District Isiolo, May 1961, T. Adamson 14 !KENYA Turkana District Lokitaung, 29 May 1953, Padwa 212 !KENYA Kwale District near Taru, 3 Sept. 1953, Drummond & Hemsley 4127 !TANZANIA Masai District Engaruka [Enganika], 25 Feb. 1970, Richards 25513!TANZANIA Lushoto District Mkomazi, 29 Apr. 1967, Mwamba 52 ! & Buiko, 10 July 1942, Greenway 6587 !UGANDA Bunyoro District Butiaba Flats, Dec. 1941, Eggeling 4710! & Kibiro, 3 Sept. 1943, A. S. Thomas 3760 ! & Sept. 1943, Eggeling 5364 !

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