Compilation
Acmella uliginosa

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Name

Identification
Spilanthes uliginosa Sw. [family ASTERACEAE ] Verified by Robert K. (Bob) Jansen, Acmella uliginosa (Sw.) Cass. [family ASTERACEAE ] (stored under name); Verified by Robert K. (Bob) Jansen,
Related name
  • Spilanthes iabadicensis
  • Spilanthes not on sheet
  • Bidens uliginosa
  • Acmella uliginosa
  • Spilanthes salzmannii
  • Spilanthes acmella
  • Ceratocephalus acmella
  • Spilanthes uliginosa
  • Spilanthes exasperata
  • Spilanthes salzmanni

Flora

Entry for Acmella uliginosa (Swartz) Cass. [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
Acmella uliginosa (Swartz) Cass. [family COMPOSITAE], Dict. Sci, Nat. 24: 331 (1822); R.K.Jansen in Syst. Bot. Monogr. 8: 55, map (1985); Lisowski, Asterac. Fl. Afr. Centr. 1: 232, t. 51 (1991). Type: Jamaica, Swartz s.n. (BM!, holo.)
Spilanthes uliginosa Swartz [family COMPOSITAE], Nov. Gen. Sp.: 110 (1788)
Information
Annual herb 10–100 cm high; stems erect, scrambling or sometimes decumbent, green or reddish, glabrous or pilose. Leaves lanceolate, narrowly ovate or ovate, 1–8.5 cm long, 0.3–3 cm wide, base attenuate, margins sinuate to dentate, apex acute to acuminate, glabrous to sparsely pilose; petiole 2–32 mm long, narrowly winged. Capitula solitary, radiate, 4–6 mm in diameter, 6–8 mm long, on stalks 1–6 cm long; involucre 2–4 mm long, of 1 series of green phyllaries. Ray florets 4–7, pale yellow, 1.8–3.6 mm long, the ray 0.9–2.2 mm long. Disc florets many, yellow to orange-yellow, 1–1.6 mm long. Achenes 1.2–1.8 mm long, ciliate; pappus of 2–4 bristles 0.1–0.7 mm long.
Range
DISTR. K 7; T 3, 4, 6–8 pantropical weed
Altitude range
0–1200 m
Distribution
KENYA Teita District Taita Hills, Mnyuchi, Dec. 1997, Mwachala et al. 570!KENYA Kwale District Shimba Hills, Mwalunganji, Oct. 1999, Luke & Luke 6032!TANZANIA Tanga District Mnyusi, Manta, Aug. 1964, Semsei 3888!TANZANIA Mpanda District 11 km on Mpanda–Uruwira road, Mar. 1994, Bidgood et al. 2745!TANZANIA Songea District Mbinga, Mitomoni, May 1991, Ruffo & Kisena 3341!
Notes
USES. None recorded on specimens from our areaCONSERVATION Least concern (LC) Bidgood et al. from T 7, km 68 on Tunduma–Sumbawanga road, lacks rays, but otherwise is this species.

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