Compilation
Mucuna irritans

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Name

Identification
Mucuna irritans Burtt Davy [family FABACEAE ] Verified by Not on sheet, Mucuna coriacea Baker [family FABACEAE ] (stored under name); Verified by Not on sheet,
Related name
  • Mucuna coriacea
  • Mucuna irritans

Flora

Entry for Mucuna coriacea subsp. irritans Burtt Davy Verdc. [family LEGUMINOSAE]
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora Zambesiaca
Resource Type
Reference Sources
Entry From
FZ, Vol 3, Part 5, (2001) Author: B. Mackinder, R. Pasquet, R. Polhill and B. Verdcourt
Names
Mucuna coriacea subsp. irritans Burtt Davy Verdc. [family LEGUMINOSAE], in Kew Bull. 24: 292 (1970); in F.T.E.A., Leguminosae, Pap.: 568 (1971). —Linley & Baker, Fls. Veld: t. 12, fig. 28 (1972). —Drummond in Kirkia 8: 224 (1972). —Plowes & Drummond, Wild Fl. Rhodesia: t. 84 (1976). —Tredgold & Biegel, Rhod. Wild Fl.: 29, pl. 15/4 (1979) —Gonçalves in Garcia de Orta, Sér. Bot. 5: 97 (1982). —Onderstall, Transvaal Lowveldt and Escarpment: 116, t. on p. 117 (1984). —Lock, Leg. Afr. Check-list: 417 (1989). —Hennessy in Bothalia 21: 21 (1991). —Verdcourt in Kirkia 14: 9 (1993). Type from South Africa (Mpumalanga).
Mucuna irritans Burtt Davy [family LEGUMINOSAE], Fl. Pl. Ferns Transvaal part 2: xxvii, 414 (1932).
Mucuna coriacea [family LEGUMINOSAE], sensu Hauman in F.C.B. 6: 131 (1954), non Baker sensu stricto.
Information
Stems and leaflets with dense appressed fulvous hairs not covering leaf surface entirely and often appearing glabrous to the naked eye. Corolla size mostly at upper end of range.
Habitat
Locally common in high rainfall areas, at low to medium altitudes, climbing over shrubs and amongst tall grasses, in riverine and thicket vegetation, on evergreen forest margins and in Brachystegia–Uapaca woodland; also in Pinus and sisal plantations
Altitude range
10–1450 m.
1450
10
Distribution
Mozambique M Manhiça, fl. & fr. 6.vi.1973, Marques 2404 (LMU) (intermediate).Mozambique GI Massinga, road towards Rio das Pedras, c. 4 km, fr. 7.vii.1981, de Koning et al. 8908 (LMU; SRGH) (intermediate LMU sheet very near var. coriacea).Mozambique MS Nhamatanda Distr., c. 12.5 km north of Pungué (Pungwe) R. on road to Catandica (Vila Gouveia), fr. 31.v.1938, Pole Evans & Erens 479 (K; PRE).Mozambique T Moatize Distr., c. 40 km from Zóbuè towards Ulónguè, fl. 10.iii.1964, Correia 194 (LISC).Mozambique Z Lugela Distr., Namagoa Estate, fl. & fr. viii.1946, Faulkner PRE 250 (BM; K; PRE).Malawi S lower slopes of Zomba Plateau, Mponda Stream, fl. 26.iv.1980, Brummitt, Masiye & Tawakali 15557 (K).Zimbabwe S Masvingo Distr., Great Zimbabwe Ruins, fl. v.1920, Mundy 2799 (BM; K; SRGH).Zimbabwe E Mutare, commonage, fl. 3.v.1953, Chase 4955 (BM; K; LISC; SRGH).Zimbabwe C Goromonzi Distr., Ngomakurira, fl. 11.iv.1966, Wild 7569 (SRGH).Mozambique N Ngauma Distr., Massangulo, fl. iv.1935, Gomes e Sousa 1404 (K).Malawi C Dowa Distr., Kongwe Forest Reserve, bud, 24.vi.1964, J.A. Farrell 453 (SRGH).Zimbabwe N Mt. Darwin Distr., Kandeya C.L., near Pachanza Store, fl. 7.iv.1965, Bingham 1438 (K; LISC; SRGH).
Distribution (external)
Dem. Rep. Congo
Uganda
Tanzania
Swaziland
South Africa (Northern Province and Mpumalanga)
Notes
Also recorded in SE Botswana by Hennessy (loc. cit.).The two subspecies are not well separated and some parts of the distribution are anomalous, e.g. the occurrence of a specimen, Plowes 2697, of undoubted subsp. coriacea at Chimanimani (Melsetter).

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