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This species is accepted, and its native range is Kenya to Tanzania.

[FTEA]

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

Morphology General Habit
Woody herb 0.4–1 m high, much branched, densely leafy in the distal parts; branches winged, scabrid, the wings narrow, entire or denticulate.
Morphology Leaves
Leaves grey-green, aromatic, narrowly lanceolate to linear, 1–5.5(–9) cm long, 0.2–0.7(–1.9) cm wide, base decurrent into the wings, margins dentate to subentire, apex acute to obtuse and mucronate, scabrid and glandular.
Morphology Reproductive morphology Inflorescences
Glomerules mauve or purple, terminal on the branches, globose to short-cylindrical, 7–20 mm long, 7–13 mm in diameter;peduncle 0.3–4 cm long, narrowly winged or ribbed, often with an aborted glomerule; receptacle ovoid to ellipsoid; glomerule bracts hidden at anthesis, the proximal linear to lanceolate, 3–4 mm long, hispidulous, the more distal similar to the capitulum bracts; capitula distinct in bud but becoming less so, on (very) short secondary receptacles, with 16–24 bracts, these narrowly elliptic to oblanceolate, 3–5 mm long, (spinulose-) acuminate, ciliate and pubescent distally.
Morphology Reproductive morphology Flowers Florets
Florets:outer florets many (20–50), tube filiform or slightly widened at the base and becoming corky, 2–2.4 mm long, lobes < 0.1 mm long, style 2.3–3 mm long; inner florets 5–11, tube narrowly infundibuliform, 2.1–3 mm long, becoming corky proximally, sparsely glandular, lobes 0.4–0.6 mm long, sparsely glandular, anthers 1.3–1.8 mm long, style 4–5 mm long, entire or very briefly lobed.
Morphology Reproductive morphology Fruits
Achenes of outer florets 0.5–0.8 mm long, glabrous or with few hairs, of inner florets stipe-like, ?sterile, 0.3–0.5 mm long, glabrous.
Figures
Fig. 78/1–8 (page 376).
Habitat
Plains grassland, riverine; may be locally common or dominant; often on volcanic soils; 750–2000(–2750) m
Distribution
K3 K4 K6 T2 not known elsewhere

Native to:

Kenya, Tanzania

Sphaeranthus confertifolius Robyns appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Dummer, R.A. [1976], Kenya K000311646 holotype

First published in Bull. Misc. Inform. Kew 1924: 196 (1924)

Accepted by

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

Literature

Flora of Tropical East Africa

  • Agnew, A.D.Q. & Agnew, S., Upland Kenya Wild Flowers, ed. 2: 209 (1994).
  • Robyns in Bulletin of Miscellaneous Information, Kew 1924: 196 (1924).
  • Ross-Craig in Hook., Ic. Pl. ser. 5, 6: 27, t. 3503a (1955).

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

Herbarium Catalogue Specimens

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