African Plant Database


Pycreus lanceolatus (Poir.) C.B. Clarke
Protologue : Consp. Fl. Afr. 5: 538 (1894)
Information on the genus : Pycreus
Basionym : Cyperus lanceolatus Poir.
 
 
Status
Status for MA : accepted (present)
Status for TA : accepted (present)
 
Synonym(s) Homotypic
 Cyperus lanceolatus Poir. (1806)
 
Synonym(s) Heterotypic
=Pycreus propinquus Nees (1842)
=Pycreus solidifolius (Boeckeler) Cherm. (1919)
=Cyperus olfersianus Kunth (1837)
=Cyperus longivaginans Kük. (1913)
 
Ecology and distribution
Trop. Afr.
Biology : Perennial herb (sometimes appearing to be annual); culms tufted, 14-60 cm long, 0,9-2,5 mm Ø, trigonous, smooth, base covered with reddish-brown to purplish bladeless sheaths; leaf sheaths reddish-brown to brown, 2-8 cm long; blade linear, flattish or plicate, 7-30 cm x 1-2,5 mm, acuminate; inflorescence capitate with spikelets in a dense, digitate, globose cluster; spikelets 8-30 to many per head, ± ovoid, 0,8-2,8 cm x 2,6-3,8 mm; glumes golden-yellow to golden-brown.
Ecology : Swamps; wet grassland; river and swamp edges; rice-fields; humid places in meadows; also sand pits, granite rocks; 0-2100 m alt.
  Sometimes confused with single-headed forms of P. flavescens, but heads larger, spikelets broader, and nutlets without transverse frills.
Mada.
Biol./Eco : Herb; distribution: Mascarenes, Africa, New World,

Bibliography for Tropical Africa :
  • PEYRE DE FABRÈGUES B. & J. P. LEBRUN (1976). Catalogue des plantes vasculaires du Niger. Maison Alfort : 340
  • BOUDET G. & J.P. LEBRUN (1986). Catalogue des plantes vasculaires du Mali. Etudes et Synthèses IEMVT 16 : 362
  • Cat. Pl. Vasc. Burkina Faso:54 (2012)
  • DARBYSHIRE, I. KORDOFAMI, M. & AL. (2015). The plants of Sudan and South Sudan, An annoted checklist. Kew Publishing : 114
  • DARBYSHIRE, I. KORDOFAMI, M. & AL. (2015). The plants of Sudan and South Sudan, An annoted checklist. Kew Publishing : 114
  • CÉSAR J. & C. CHATELAIN (2019). Flore illustrée du Tchad. Conservatoire et Jardin botaniques de Genève, Coopération Suisse & Univ. N'Djaména : 127

Bibliography for Southern Africa :
  • HUTCHINSON, J. & J.M. DALZIEL (1972). Flora of West Tropical Africa: Second Edition 3[2]: 300
 
More info on :
see under Jstor_African Plant Initiative
see under Catalogue de Madagascar
see under African Plants - a Photo Guide
see under Tropicos.org. Missouri Botanical Garden
see under Flora of Zimbabwe
 
Map
More information >> ( work in progress )
 
Record n°36239
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