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This species is accepted, and its native range is Uganda to Burundi and NW. Tanzania.

[FTEA]

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

Type
Type: Uganda, Mengo District: Entebbe, Lye 684 (MHU, holo.; K!, iso.)
Morphology General Habit
Rather densely tufted annual or perennial 5–40(–50) cm tall.
Morphology Stem
Stems 0.3–0.5 mm thick, glabrous save for some scattered spine-like hairs beneath the inflorescence
Morphology Leaves
Leaves 5–20 cm long, 0.3–0.7 mm wide, with short spine-like hairs on the ridges; throat hairs of the sheaths up to 1 cm long
Morphology Reproductive morphology Inflorescences
Inflorescence a compact head of 3–10 sessile spikelets; main bract 3–12 mm long, with long hairs.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets 4–5(–8) mm long, 2–3 mm wide, obtuse.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes reddish brown with usually green 3-veined midrib, 1.5–2 mm long, glabrous or pubescent, ciliate at margin, obtuse or emarginate at the apex
Morphology Reproductive morphology Fruits
Nutlet obovoid, 0.8 mm long, 0.5–0.6 mm wide, with many very distinct longitudinal ribs and many narrow horizontal interconnecting ribs.
Morphology Reproductive morphology Flowers Gynoecium Style
Style-base persistent on the nutlet.
Ecology
" Loudetia, Andropogon and Eragrostis grassland over laterite ironstone platforms, in waterlogged sandy soil, by rock pools, on rock outcrops, forest margins (in T 1), swamps; 1100–1650 m
Note
" Verdcourt 3369 (Buha District: Kasakela reserve, 18 Nov. 1962, on strand ± 6 m behind high tide) may be a very young stage of this species and would add T 4 to the distribution.
Distribution
Flora districts: U3 U4 K5 T1 Range: Rwanda, Burundi

Native to:

Burundi, Kenya, Rwanda, Tanzania, Uganda

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

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

  • Fl. Rwanda 4: 426, fig. 176.2 (1988).
  • main work: 127, figs. 246, 247 (1983)

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