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This species is accepted, and its native range is SW. Tanzania to N. Zambia.
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: Tanzania, Mbeya District: Ruaha National Park, Magangwe Hill, Bjørnstad 2228 (O, holo.; K!, iso.)
Morphology General Habit
Robust densely tufted perennial 25–80 cm tall; the thick swollen base covered with old flattened leaf sheaths, often with dense thick long greyish silky hairs within.
Morphology Stem
Stems 0.6–1.5 mm wide, very scabrid
Morphology Leaves
Leaf-blades 5–20 cm long, 0.3–0.5 mm wide, strongly scabrid, straw-coloured to brown
Morphology Reproductive morphology Inflorescences
Inflorescence of 1 sessile and 3–5 stalked spikelets.
Morphology Reproductive morphology Inflorescences Peduncles
Peducles flattened, 0.5–4 cm long, densely scabrid.
Morphology Reproductive morphology Inflorescences Bracts
Bracts 2–4, with sheathing pale brown base and filiform blade 3–8 mm long.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets 1–4 cm long, 3–5 mm wide.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes reddish brown with green midrib, 6–8 mm long, shortly scabrid
Morphology Reproductive morphology Fruits
Nutlet grey to brown, obovoid, triangular, 2–2.3 mm long, 1.3–1.6 mm wide, with longitudinal ribs, surface transversely wrinkled and microscopically rugulose.
Morphology Reproductive morphology Flowers Gynoecium Style
Style-base darker, prominent and persistent. Style branches 3
Ecology
Bushland and Brachystegia woodland; 1350–1600 m
Distribution
Range: N Zambia Flora districts: T4 T7

Native to:

Tanzania, Zambia

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

Date Reference Identified As Barcode Type Status
Bjornstad, A. [2228], Tanzania K000416746 isotype

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

Accepted by

  • Browning, J. & al. (2020). Flora Zambesiaca 14: 1-455. Royal Botanic Gardens, Kew.
  • 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

  • main work: 96, figs. 162, 163 (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