Skip to main content
This species is accepted, and its native range is Tanzania.
A specimen from Kew's Herbarium

[FTEA]

Compositae, H. Beentje, C. Jeffrey & D.J.N. Hind. Flora of Tropical East Africa. 2005

Morphology General Habit
Herb, the few parts seen to 20 cm high, possibly a creeper with erect shoots; branches striate, unwinged or with short flanges decurrent from the leaf-bases, sparsely puberulous.
Morphology Leaves
Leaves opposite, sessile, linear, 2.5–7.5 cm long, 0.2–0.4 cm wide, base half-amplexicaul to slightly auriculate, margins denticulate with callose teeth, apex spinulose, minutely hispidulous, glandular with sunken glands.
Morphology Reproductive morphology Inflorescences
Glomerule globose or nearly so, 8–11 mm across, the proximal half covered by the lower bracts, the capitula ± hidden by the other glomerule bracts; peduncle 0.5–1 cm long, unwinged or with a narrow wing, puberulous; receptacle ± flat; glomerulebracts ovate or broadly ovate, 5–6.5 mm long, the proximal to 6 mm wide, apex cuspidate, hispidulous and glandular; capitula sessile, with 2(–3) bracts, these folded and ± 5 mm long, scarious, ciliate, puberulous.
Morphology Reproductive morphology Flowers Florets
Florets 5–6 per capitulum; outer florets 3–4, filiform, tube 2.8–3.5 mm long, lobes ± 0.2 mm long, style 3.6–4 mm long, briefly bifid; inner florets 2, tube narrowly urceolate, 2.5–3.5 mm long, lobes 0.4–0.5 mm long, sparsely glandular and with a few setae; anthers ± 2.2 mm long with short tails and short ovate distal appendages; style ± 5 mm long, undivided but with a minute cleft at the apex, puberulous.
Morphology Reproductive morphology Fruits
Achenes narrowly obovoid to cylindrical, 0.8–1 mm long, puberulous, those of the inner florets sometimes very small and presumably sterile.
Habitat
Lake shore, on drying ground; ± 1250 m
Distribution
not known elsewhere T5

Native to:

Tanzania

Sphaeranthus oppositifolius Ross-Craig appears in other Kew resources:

Date Reference Identified As Barcode Type Status
May 6, 1951 Burtt, B.D. [4594], Tanzania K000274175 Unknown type material

First published in Hooker's Icon. Pl. 36: 59 (1955)

Accepted by

  • Roskov Y. & al. (eds.) (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.

Literature

Flora of Tropical East Africa

  • Ross-Craig in Hook., Ic. Pl. ser. 5, 6: 59, t. 3514 (1955).

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0