Compilation
Vilfa intermedia

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Name

Identification
Vilfa intermedia Trin. [family POACEAE ] (stored under name); Verified by D. F. K. von Schlechtendal, Vilfa matrella Nees [family POACEAE ] Verified by N. Tkach (HAL), 2010
Related name
  • Sporobolus virginicus
  • Vilfa intermedia
  • Vilfa matrella

Flora

Entry for SPOROBOLUS virginicus (L.) Kunth [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
SPOROBOLUS virginicus (L.) Kunth [family POACEAE], ,Rév. Gram. 1: 67 (1829); R.K.G.: 28 (1958); G.T.: 46 (1965); Clayton in F.W.T.A., ed. 2, 3: 408 (1972). Type: U.S.A., Virginia, Clayton (BM, holo. !)
Agrostis virginicus L. [family POACEAE], Sp. Pl.: 63 (1753)
Agrostis littoralis Lam. [family POACEAE], Tab. Encycl. 1: 161(1791). Type: South America, D. Richard (P, holo.)
Agrostis barbata Pers. [family POACEAE], Syn. Pl. 1: 75 (1805), nom. superfl., based on A. littoralis Lam.
Vilfa littoralis (Lam.) P. Beauv. [family POACEAE], Ess. Agrost.: 16, 181 (1812)
Vilfa virginica (L.) P. Beauv. [family POACEAE], Ess. Agrost.: 16, 182 (1812)
Vilfa intermedia Trin. [family POACEAE], Gram. Unifl.: 156 (1824). Type: Mauritius, Sieber 38 (LE, holo.!, K, iso.!)
Agrostis congener Schumach. [family POACEAE], Beskr. Guin. Pl.: 46 (1827). Type: Ghana, Thonning (C, holo.!)
Vilfa matrella Nees [family POACEAE], Agrost. Bras.: 400 (1829), nom. superfl., based on V. intermedia Trin.
Sporobolus littoralis (Lam.) Kunth [family POACEAE], Rév. Gram. 1: 68 (1829)
Sporobolus matrella Nees [family POACEAE], Fl. Afr. Austr.: 152 (1841), nom. superfl., based on Vilfa intermedia Trin.
Sporobolus virginicus Franch. var. major [family POACEAE], in Bull. Soc. Hist. Nat. Autun 8: 369 (1893). Type: South Africa, Natal, Drège (K, iso. !)
Information
Perennial, spreading by long slender rhizomes; culms 10–30 cm. high, 1–2 mm. diameter at the base. Leaf-blades nearly always convolute, 2–10 cm. long, 1–4 mm. wide, distichous, stiff, pungent. Panicle spike-like, linear, 2–10 cm. long, (3–)6–8(–10) mm. wide, untidily cylindrical, the branches closely appressed to the rhachis and 5–15 mm. long. Spikelets 1.7–2.5 mm. long; lower glume lanceolate, 1.2–2 mm. long, 2/3–4/5 as long as the spikelet (variable even in the same panicle), acute; upper glume narrowly ovate-elliptic, as long as the spikelet, acute; lemmas as long as the upper glume; anthers 3, 1–1.3 mm. long. Grain subglobose, 0.7 mm. long.
Range
DISTR. K7; T3, 6; Z tropics and subtropics throughout the world
Altitude range
0–300 m.
Distribution
KENYA Mombasa, 19 Aug. 1949, Bogdan 2632!KENYA Lamu District 80 km. NE. of Lamu, Suthie I., 2 Aug. 1961, Gillespie 110! & Lamu town, W. side, 15 Feb. 1956, Greenway & Rawlins 8911 !TANZANIA Tanga District Moa, July 1893, Holst 3048! & Tanga Bay, 4 Nov. 1929, Greenway 1851 !TANZANIA Uzaramo District Dar es Salaam, S. of the Harbour, 21 Nov. 1945, van Rensburg 136 !TANZANIA Zanzibar I., Jozani [Yozani], 5 Feb. 1929, Greenway 1344 !
Notes
Very similar to Sporobolus arenarius (Gouan) Duval-Jouve (S. pungens (Schreb.) Kunth), a species from the shores of the Mediterranean with a compact narrowly ovate panicle embraced below by the uppermost leaf-sheath.

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