Compilation
Launaea violacea

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Name

Identification
Isotype of Launaea violacea (O.Hoffm.) Boulos [family ASTERACEAE ] (stored under name); Verified by Kilian,N.,
Related name
  • Launaea violacea
  • Sonchus violaceus

Flora

Entry for LAUNAEA violacea (O. Hoffm.) Boulos [family COMPOSITAE]
Herbarium
Royal Botanic Gardens, Kew (K)
Collection
Flora of Tropical East Africa
Resource Type
Reference Sources
Entry From
Flora of Tropical East Africa, Part 1, page 1, (2000) Author: H. J. Beentje, M.Sc., Ph.D., F.L.S.
Names
LAUNAEA violacea (O. Hoffm.) Boulos [family COMPOSITAE], in Bot. Notis. 115: 58 (1962); G.V. Pope in F.Z. 6: 218 (1992); N. Kilian in Englera 17: 108 (1997). Type: Tanzania, Njombe District, Kinga Mts, Pikurugwe Ridge, Goetze 1241 (B†, holo., BM!, BR!, E, P, UPS, Z, iso.)
Sonchus violaceus O. Hoffm. [family COMPOSITAE], in E.J. 30: 443, fig. (1901); R.E. Fr. in Acta Horti Berg. 8: 117 (1924)
Information
Acaulescent perennial herb; rootstock vertical, woody. Leaves in a rosette, obovate to spatulate, 2–9 cm long, 0.5–2 cm wide, base sheathing, margins entire to denticulate, apex acute. Inflorescence a domed tuft of branched flowering shoots to 10 cm high; involucre 13–16 mm long, phyllaries 2–16 mm long. Corolla yellow, often tinged purple, tube 9–10 mm long, ligule 7.5–9.2 mm long, 1.6–2.5 mm wide. Achenes whitish, 5–6 mm long, ribbed, the marginal often compressed and slightly curved; pappus of ± deciduous setae 8–9 mm long.
Range
DISTR. T 4, 7
Altitude range
1800–2550 m
Distribution
TANZANIA Ufipa District Mbisi, Oct. 1950, Bullock 3415!TANZANIA Mbeya District 20 km NE of Mbeya, Oct. 1962, Lewis 6072! & Elton Plateau above Ndumbi R., Nov. 1963, Richards 18461!
Distribution (external)
; N Malawi (Nyika)

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