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This species is accepted, and its native range is SE. Kenya.
A specimen from Kew's Herbarium

[FTEA]

Cyperaceae, K Hoenselaar, B. Verdcourt & H. Beentje. Hypolytrum, D Simpson. Fuirena, M Muasya. Flora of Tropical East Africa. 2010

Type
Type: Kenya, Tana River District: 48 km S of Garsen, Polhill & Paulo 643 (S, holo.; EA, K!, iso.)
Morphology General Habit
Robust perennial forming a dense clump 25–60 cm tall with a thick woody rhizome ± 5 mm in diameter.
Morphology Stem
Stems many, crowded, 0.5–1.5 mm thick, triangular, scabrid or almost glabrous
Morphology Leaves
Leaf sheaths light reddish brown, densely woolly and with very long white hairs at the throat. Leaf blades reduced to ± 1 mm long, filiform, scabrid
Morphology Reproductive morphology Inflorescences
Inflorescence of one central sessile spike and 2–5 stalked spikelets on 1–2.2 cm long stalks, the whole 4–6 cm wide.
Morphology Reproductive morphology Inflorescences Bracts
Bracts reddish brown, glumaceous, densely woolly on the margin, with excurrent midrib to 2–3 mm.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets ovoid, 8–12 mm long, 5 mm wide.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes reddish brown with green midrib, ovate, 3–4 mm long, closely overlapping, obtuse, minutely hairy but with long hairs on margins and densely woolly at apex
Morphology Reproductive morphology Flowers Gynoecium Style
Style 3-branched Style base reddish brown, usually forming a persistent knob.
Morphology Reproductive morphology Fruits
Nutlets cream to pale brown, obovoid or rounded, distinctly 3-sided, 1.5 mm long, 1.4 mm wide, transversely wrinkled, the wrinkles often branching, vertical ribs smooth or slightly papillate.
Ecology
" Terminalia, Acacia, Euphorbia with shrub clumps of Grewia, Commiphora etc. and Cynometra, Brachylaena etc. coastal forest; 50–300 m
Distribution
Flora districts: K7 Range: Not known elsewhere

Native to:

Kenya

Bulbostylis densicaespitosa (Lye) R.W.Haines appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Polhill [643], Kenya K000416742 isotype

First published in R.W.Haines & K.A.Lye, Sedges & Rushes E. Afr., App. 3: 1 (1983)

Accepted by

  • Govaerts, R. & Simpson, D.A. (2007). World Checklist of Cyperaceae. Sedges: 1-765. The Board of Trustees of the Royal Botanic Gardens, Kew.
  • Govaerts, R. (1996). World Checklist of Seed Plants 2(1, 2): 1-492. MIM, Deurne.
  • Hoenselaar, K., Verdcourt, B. & Beentje, H. (2010). Cyperaceae Flora of Tropical East Africa: 1-466.

Literature

Kew Backbone Distributions

  • Hoenselaar, K., Verdcourt, B. & Beentje, H. (2010). Cyperaceae Flora of Tropical East Africa: 1-466.

Flora of Tropical East Africa

  • Haines & Lye, Sedges & Rushes E. Afr.: App. 3: 1 (1983) & main work: 99, fig. 169 (1983).

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