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Perotis patens Gand. [family GRAMINEAE]

Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora Zambesiaca
Resource Type
Reference Sources
Entry From
FZ, Vol 10, Part 2, (1999) Author: T. Cope
Names
Perotis patens Gand. [family GRAMINEAE], in Bull. Soc. Bot. France 66: 301 (1920). —Sturgeon in Rhodesia Agric. J. 51: 393 (1954). —Robyns & Tournay, Fl. Sperm. Parc Nat. Alb. 3: 138 (1955). —Chippindall in Meredith, Grasses & Pastures of South Africa: 109 (1955). —Jackson & Wiehe, Annot. Check List Nyasal. Grass.: 54 (1958). —Launert in Merxmüller, Prodr. Fl. SW. Afrika, fam. 160: 150 (1970). —Simon in Kirkia 8: 38 & 73 (1971). —Clayton in F.T.E.A., Gramineae: 394 (1974). —Gibbs Russell et al., Grasses Southern Africa [Mem. Bot. Surv. S. Africa No. 58]: 266 (1990). TAB. 78, A1–A10. Type from South Africa (KwaZulu-Natal).
Information
Annual or short-lived perennial up to 90(150) cm tall, tough and wiry, geniculately ascending; leaf laminas 2–8(11) cm × 3–12 mm, lanceolate to narrowly ovate.Inflorescence 7–35 cm long, well exserted from the uppermost leaf sheath, the spikelets densely packed and ascending or horizontally spreading.Spikelets 2–2.6 mm long, rounded at the base and without a definite callus; glumes scaberulous to minutely hispidulous, with a slender, purple or carmine, flexuous awn, those of the 2 glumes similar, 8–15(25) mm long.Caryopsis terete.
Habitat
In granite sandveld and on Kalahari Sands, on poor soil in disturbed areas and as a pioneer of bare soil, and a weed of roadsides and cultivated areas
Range
tropical Africa
Altitude range
0–1700 m.
1700
0
Distribution
Caprivi Strip c. 11 km south of Katima Mulilo on road to Ngoma, c. 910 m, 22.xii.1958, Killick & Leistner 3032 (K).Botswana N Nata River, c. 11 km from mouth near Madsiara Drift, c. 900 m, 21.iv.1957, Drummond & Seagrief 5161 (K).Zambia B Senanga, 1040 m, 4.viii.1952, Codd 7390 (BM; COI; K).Zimbabwe N Guruve Distr., Nyamunyeche Estate, 6.xii.1978, Nyariri 537 (K).Malawi N Mzimba, Kasitu Valley, 1040 m, 10.ii.1938, Fenner 304 (K).Mozambique N Nacala Nova, 30 m, 21.xi.1963, Correia 56 (COI).Botswana SW Ghanzi Distr., Farm 56, 29.iv.1969, de Hoogh 257 (K).Botswana SE Kweneng Distr., 25 km SW of Khutse Game Reserve via Salajwe, 7.iii.1977, Skarpe 148 (K; SRGH).Zambia N Chinsali Distr., edge of Bwela Flats, Chambeshi River, 16.ii.1958, Savory 275 (K).Zambia W Mwinilunga Distr., c. 6 km north of Salujinga turnoff, c. 1310 m, 24.xii.1969, Simon & Williamson 2003 (BM; K).Zambia C 18 km east of Lusaka, 1220 m, 1.i.1952, Best 8 (K).Zambia E Chadiza, 850 m, 28.xi.1958, Robson 773 (BM; K).Zambia S Namwala Distr., Shilubwa (Shaloba), 21.v.1963, Astle 2463 (K; SRGH).Zimbabwe W Nkayi Distr., Lukampa Valley, iii.1954, Davies 736 (K; SRGH).Zimbabwe C 83 km south of Harare, 1370 m, 15.ii.1974, Davidse, Simon & Pope 6682 (K).Zimbabwe E Mutare (Umtali), 1070 m, 24.xii.1970, A.O. Crook 938 (K).Zimbabwe S Masvingo Distr., Makaholi Experimental Station, 15.ii.1977, Senderayi 75 (K).Malawi C near Namitete River, between Lilongwe and Chipata (Fort Jameson), 1150 m, 5.ii.1959, Robson 1480 (K).Malawi S Makwapala Experimental Station, 715 m, 7.xii.1936, Lawrence 201 (K).Mozambique Z Mocuba, Nawagre, 60–120 m, ix.1944, Faulkner 6 (K).Mozambique T Angónia Distr., Ulónguè, 17.xii.1980, Macuácua 1472 (K).Mozambique MS Maringa (Maringua), Save (Sabi) River, 180 m, 24.vi.1950, Chase 2571 (BM; K).Mozambique GI Bazaruto Island, viii.1937, Gomes e Sousa 1988 (K).Mozambique M Vale do Incomáti ao km 131, 19.xii.1957, Macêdo 84 (K).
Distribution (external)
South Africa
Madagascar
Perotis patens Gand. [family GRAMINEAE]
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