Compilation
Dendrosenecio meruensis

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Name

Identification
Dendrosenecio meruensis (Cotton&Blakelock) E.B.Knox [family ASTERACEAE ] (stored under name); Verified by Knox,E.B., Senecio meruensis Cotton&Blakelock [family ASTERACEAE ]
Related name
  • Senecio johnstonii
  • Dendrosenecio meruensis
  • Senecio meruensis

Flora

Entry for Dendrosenecio meruensis (Cotton & Blakelock) E.B. Knox [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 Part 3, page 547, (2005) Author: H. Beentje, C. Jeffrey & D.J.N. Hind
Names
Dendrosenecio meruensis (Cotton & Blakelock) E.B. Knox [family COMPOSITAE], in Contr. Univ. Michigan Herb. 19: 245 (1993). Type: Tanzania, Mt Meru, B.D. Burtt 4050 (K!, holo., BM!, BR!, EA!, FT!, G!, P!, S!, iso.)
Senecio meruensis Cotton & Blakelock [family COMPOSITAE], in K.B. 2: 135 (1948)
Senecio johnstonii subsp. johnstonii [family COMPOSITAE], ; Mabb. in K.B. 28: 87 (1973) pro parte
Dendrosenecio johnstonii subsp. johnstonii [family COMPOSITAE], ; B. Nord. in Opera Bot. 44: 42 (1978) pro parte
Senecio johnstonii (Cotton & Blakelock) C.Jeffrey var. meruensis [family COMPOSITAE], in K.B. 41: 888 (1986)
Information
Upright, polycarpic plant to 7 m tall, with trunk to 35 cm in diameter; pith to 2 cm in diameter; stem with lax leaf-rosettes of 15–25 leaves, with little internode elongation, covered with retained leaf-bases for 1–2 m below the leaf-rosettes. Repeated reproduction and branching yields a sprawling, open canopy with up to 10–30 aerial meristems in mature trees. Leaf lamina elliptic, to 113 cm long and 34 cm wide, hair cushion weakly to strongly developed on upper leaf-base, lower surface glabrous or sparsely pubescent, villose along lower midvein. Inflorescence broadly paniculate to 100 cm tall, 50 cm in diameter; capitula presented horizontally. Ray florets yellow, 12–17, to 23 mm long; disc florets 40–65.
Range
DISTR. T 2 endemic to Mt Meru
Altitude range
2850–3350 m
Distribution
TANZANIA Mt Meru, NE wall of crater, Oct. 1932, B.D. Burtt 4051! & S slope, June 1946, Greenway 7802! & W slopes above Olkakola estate, Oct. 1948, Hedberg 2398!
Notes
USES. None recorded on specimens from our area CONSERVATION Protected in the National Park; least concern (LC)

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