Compilation
Panicum trypheron

18 Images see all

Previous
Next

Name

Identification
Panicum phragmitoides Stapf [family POACEAE ] (stored under name); Panicum trypheron Rendle [family POACEAE ]
Related name
  • Panicum phragmitoides
  • Panicum curviflorum
  • Panicum confine
  • Panicum neesianum
  • Panicum trypheron

Flora

Entry for PANICUM phragmitoides Stapf [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, page 451, (1982) Author: W. D. CLAYTON and S.A. RENVOIZE
Names
PANICUM phragmitoides Stapf [family POACEAE], in F.T.A. 9: 677 (1920); Fl. Agrost. Congo Belge 2: 192 (1934); Ann. list Nyasaland grasses: 52 (1958); Clayton in F.W.T.A., ed. 2, 3: 432 (1972). Types: Central African Republic, Bangui, Chevalier 5217 & Fort Possel, Chevalier 5304 & Krebedje, Chevalier 5742 (all K, syn.!)
PANICUM trypheron Rendle var. giganteum [family POACEAE], Cat. Afr. Pl. Welw. 2: 181 (1899). Types: Angola, Golungo Alto, Welwitsch 7213 & Pungo Andongo, Welwitsch 7254 & 7434 (all K, isosyn.!)
PANICUM phragmitoides Stapf var. lasioneuron [family POACEAE], in F.T.A. 9: 678 (1920). Type: Mozambique, Msalu R., Allen 131 (K, holo.!)
PANICUM klingii Mez [family POACEAE], in E.J. 57: 188 (1921). Type: Togo, Bismarkburg, Kling 254 (B, holo.!)
PANICUM afrum Mez [family POACEAE], in E.J. 57: 188 (1921). Type: Cameroun, Yaoundé [Jaunde], Zenker 632 (B, holo.!)
Information
Robust, tufted or shortly rhizomatous perennial; culms (100–)120–180 cm. high, usually unbranched. Leaf-sheaths glabrous; blades linear, 50–75 cm. long, 5–15(–20) mm. wide, tapering at the base, flat, glabrous or pilose, acuminate. Panicle usually erect and spreading, ovate to oblong, 30–60 cm. long, much branched. Spikelets ovate, (2.8–)3–4(–4.2) mm. long, pallid, often purple tipped; lower glume 1/2–2/3 the length of the spikelet, ovate, 5-nerved, acuminate; upper glume ovate, 7-nerved; lower lemma (7–)9-nerved, ♂, its palea well developed; upper lemma pale and glossy.
Range
DISTR. T1, 4–8 westwards to Guinée; southwards to Zimbabwe and Angola
Altitude range
450–1800 m.
Distribution
TANZANIA Ngara District Murusagamba, 13 Apr. 1960, Tanner 4867!TANZANIA Ulanga District Mtwara-Kihanzi Valley towards Kilombero Plain, 15 Mar. 1965, Nicholson 44!TANZANIA Tunduru District Songea–Tunduru road 32 km. from Tunduru, 4 Mar. 1963, Richards 17738!
Notes
Two closely related species are P. anabaptistum Steud., which occurs from Mauritania to the Sudan and has shorter leaf-blades 10–30(–40) cm. long and shorter panicles, 15–30 cm. long; and P. ruspolii Chiov., which occurs in Ethiopia and has a narrow panicle, 6–12 cm. long.

Related Materials