Pycreus flavescens (L.) Rchb.[Agg]

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Pycreus flavescens

Choma, Muckle Neuk
Record: EA Robinson
Feb 1954
Photocopy: Mike Bingham

Pycreus flavescens

Victoria Falls
Record: EA Robinson
Jan 1955
Photocopy: Mike Bingham

Pycreus flavescens

Namwala, floodplain
Record: HJ van Rensburg
Apr 1963
Photocopy: Mike Bingham

Pycreus flavescens

Lusaka SE, Leopards Hill Rd., Naulungu River
Apr 1993
Photo: Mike Bingham

Pycreus flavescens

Kafue Fisheries
Dec 1990
Photo: Mike Bingham

Pycreus flavescens

Upper Zambezi, Kaanja
Oct 1990
Photo: Mike Bingham

Pycreus flavescens

Lusaka West, Nosarka’s farm
May 1991
Photo: Mike Bingham

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms: Cyperus flavescens L. subsp. flavescens
Common names:
Status: Native
Annual, small to medium-sized, up to 55 cm high; culms tufted, 5‒52 cm long, 0.3‒1.7 mm wide, 3-angled to somewhat rounded, smooth. Inflorescence capitate or simple, primary branches (0‒)1‒5; spikelets in digitate clusters, sessile and at the end of primary branches, 3‒14 per cluster, 15‒40 in a head.
Type location:
Notes: Most Zambian collections have not been named to subspecific rank. Three subspecies microglumis Lye, tanaënsis (Kük.) Lye, flavescens, and a variety of the latter, var. castaneus Lye, either have been or are likely to be recognized.
A very variable taxon. MB 6627 Kaanja: This plant had a ‘walking’ habit, new plant lets growing from the inflorescence where it touches the damp earth.
Derivation of specific name: flavescens: pale yellow, yellowish; flavus = yellow
Habitat: Swamps, stream sides, seepage over rocks.
Altitude range:
Flowering time:
Worldwide distribution: Pantropical, Europe
Zambian distribution (Flora Zambesiaca): B,N,W,C,S
Zambian distribution (Provinces): Nw,Mc,Lk,S,W
Growth form(s):
Endemic status:
Red data list status: Lower Risk - least concern
Insects associated with this species:
Spot characters: Display spot characters for this species
Content last updated: Monday 11 September 2017

Gordon-Gray, K.D. (1995). Cyperaceae in Natal Strelitzia 2 Page 142.

Hoenselaar, K., Verdcourt, B. & Beentje, H.J. (2010). Cyperaceae Flora of Tropical East Africa Pages 292 - 295. (Includes a picture).

Other sources of information about Pycreus flavescens:

External websites:

African Plants: A Photo Guide (Senckenberg): Pycreus flavescens
BHL (Biodiversity Heritage Library): Pycreus flavescens
EOL (Encyclopedia of Life): Pycreus flavescens
GBIF (Global Biodiversity Information Facility): Pycreus flavescens
Google: Web - Images - Scholar
iNaturalist: Pycreus flavescens
IPNI (International Plant Names Index): Pycreus flavescens
JSTOR Plant Science: Pycreus flavescens
Mansfeld World Database of Agricultural and Horticultural Crops: Pycreus flavescens
Plants of the World Online: Pycreus flavescens
Tropicos: Pycreus flavescens
Wikipedia: Pycreus flavescens

Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-23

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2023). Flora of Zambia: Species information: Pycreus flavescens., retrieved 2 October 2023

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