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This species is accepted, and its native range is W. Tropical Africa to Uganda and Angola.

[FTEA]

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

Type
Type: Congo-Kinshasa, Bingila, Devred s.n. (BR, holo.)
Morphology General Habit
Perennial up to 160 cm tall, robust, with a thick creeping rhizome, covered with scales.
Morphology Culms
Culms few, 97–152 cm long, 5.5–8 mm wide, triquetrous, glabrous
Morphology Leaves
Leaf blade not developed Leaf sheath reddish-brown, rather wide, 6–42 cm long. Leaves up to 42 cm long.
Morphology Reproductive morphology Inflorescences Bracts
Involucral bracts leaf-like, erect to spreading, 5–10, lowermost 28–45 cm long, 11–15 mm wide
Morphology Reproductive morphology Inflorescences
Inflorescence a compound anthela, primary branches 5–8, 3.2–5.5 cm long.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets spaced out in an elongated spike, sessile and at the end of primary branches, 5–40 per cluster, linear-lanceolate, 3.3–5.7 mm long, 1.3–1.6 mm wide, falling of when mature, rachis slightly winged.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes pale reddish-brown or yellowish, ovate-elliptic, 1.6–2 mm long, 0.8–1 mm wide, keel with 2–3 prominent veins on either side, apex acute to rounded
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 3.
Morphology Reproductive morphology Flowers Androecium Stamens Filaments
Filaments 2–2.5 mm long.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anthers 0.5–1.2 mm long
Morphology Reproductive morphology Fruits
Nutlet greyish-black, oblong to narrowly obovoid, trigonous, 1–1.4 mm long, 0.5–0.7 mm wide, minutely papillose in longitudinal rows.
Ecology
Shallow pool in shady forest margin; ± 1200 m
Conservation
Least Concern (LC) due to its wide distribution
Distribution
Range: Guinea, Liberia, Ivory Coast, Cameroon, Equatorial Guinea, Gabon, Congo Brazaville, Congo-Kinshasa, Angola Flora districts: U2 U4

[FWTA]

Cyperaceae, Miss S. S. Hooper. Flora of West Tropical Africa 3:2. 1972

Morphology General Habit
Stems up to 2 m. high
Morphology Reproductive morphology Inflorescences Bracts
Bracts conspicuous
Morphology Reproductive morphology Inflorescences
Inflorescence rays only about 10 cm. long
Ecology
Swamps

Native to:

Angola, Cameroon, Central African Repu, Congo, Equatorial Guinea, Gabon, Guinea, Ivory Coast, Liberia, Uganda, Zaïre

Cyperus pseudopilosus (C.B.Clarke) Govaerts appears in other Kew resources:

First published in R.H.A.Govaerts & D.A.Simpson, World Checkl. Cyperaceae: 352 (2007)

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.
  • Hoenselaar, K., Verdcourt, B. & Beentje, H. (2010). Cyperaceae Flora of Tropical East Africa: 1-466.
  • Lye, K.A. & Thery, P. (2012). Flore du Gabon 44: 1-230. Muséum National D'Histoire Naturelle, Paris.

Literature

Kew Backbone Distributions

  • Boulvert, Y. (1977). Catalogue de la Flore de Centrafrique 2(2): 1-94. ORSTOM, Bangui.
  • Sosef, M.S.M. & al. (2006). Check-list des plantes vasculaires du Gabon Scripta Botanica Belgica 35: 1-438.

Flora of Tropical East Africa

  • Govaerts & Simpson, World Checklist Cyperaceae: 352 (2007).

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

Flora of West Tropical Africa
Flora of West Tropical 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