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This species is accepted, and its native range is Tropical Africa, W. Indian Ocean, Tropical & Subtropical America.
Cyperus lanceolatus

[CPLC]

Bernal, R., Gradstein, S.R. & Celis, M. (eds.). 2015. Catálogo de plantas y líquenes de Colombia. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá. http://catalogoplantasdecolombia.unal.edu.co

Distribution
Colombia

[FTEA]

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

Type
Type: Madagascar, Petit-Thouars s.n. (P, holo.)
Morphology General Habit
Perennial up to 52 cm high, sometimes appearing to be annual.
Morphology Culms
Culms tufted, 14–51 cm long, 0.9–1.6 mm wide, trigonous, smooth, the base covered with reddishbrown to purplish bladeless sheaths
Morphology Leaves
Leaf blade linear, flattish or plicate, 7–28 cm long, 1–2.5 mm wide, acuminate, apex scabrid Leaves up to 36 cm long. Leaf sheath reddishbrown to brown, 2–8 cm long.
Morphology Reproductive morphology Inflorescences Bracts
Involucral bracts 2–3. Leaf-like, stiffly spreading, 7–22 cm long, 1.3–2.4 mm wide, scabrid
Morphology Reproductive morphology Inflorescences
Inflorescence capitate.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets 8–30 to many per head, oblongellipsoid to ovoid, 8–20(–28) mm long, 2.6–3.8 mm wide, axis straight. Spikelets in a dense, digitate, globose cluster.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes golden brown, elliptic-ovate, 2–2.8 mm long, 1.5–2.2 mm wide, keel flat to acute, weakly 2–3-veined, keel acute to obtuse
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 2.
Morphology Reproductive morphology Flowers Androecium Stamens Filaments
Filaments 1–3.1 mm long.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anthers 0.4–0.5 mm long
Morphology Reproductive morphology Flowers Gynoecium Stigma
Stigma 2-branched
Morphology Reproductive morphology Fruits
Nutlet reddish-brown to brown, ellipsoid to obovoid, sometimes ± irregular, biconvex, 0.8–1.2 mm long, 0.5–0.7 mm wide, smooth to sometimes almost slightly wrinkled, apex strongly apiculate.
Ecology
Wet grassland, swamps, river edges; 0–1850 m
Conservation
Least concern (LC) due to its wide distribution
Note
Although this species looks like Pycreus flavescens (L.) Rchb. it differs in its more coarse and perennial habit, and it always has a capitate inflorescence with golden-brown spikelets.
Distribution
Range: Widespread in tropical Africa; Madagascar, tropical America Flora districts: U1 U2 U3 U4 K3 T4 T6 T8 P Z

Native to:

Alabama, Angola, Argentina Northeast, Belize, Benin, Bolivia, Brazil Northeast, Brazil South, Brazil Southeast, Burkina, Cameroon, Central African Repu, Chad, Colombia, Congo, Costa Rica, Cuba, Dominican Republic, El Salvador, Ethiopia, Florida, Gabon, Gambia, Georgia, Ghana, Guatemala, Guinea, Guinea-Bissau, Haiti, Honduras, Ivory Coast, Jamaica, Kenya, Liberia, Louisiana, Madagascar, Malawi, Mali, Mauritius, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Nicaragua, Niger, Nigeria, Panamá, Paraguay, Senegal, Sierra Leone, Sudan, Tanzania, Texas, Togo, Uganda, Uruguay, Zambia, Zaïre, Zimbabwe

Cyperus lanceolatus Poir. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Jan 1, 1969 Morton, J.K. [GC 6242], Ghana K000362908 holotype
Jan 1, 1969 Wilde-Duyfjes, B.E.E. [3223], Cameroon K000363022 isotype
Mar 1, 1893 Balansa, B. [402], Paraguay K000632082 Unknown type material
Jan 1, 2006 Sellow [s.n.], Brazil Pycreus propinquus K000632083
Jan 1, 2003 Gardner, G. [714], Brazil Pycreus propinquus K000632084 isotype
Glocker [202], Bahia Pycreus propinquus K000189181
Salzmann, P. [s.n.], Bahia Pycreus propinquus K000189183
Rico, L. [1400], Bolivia Pycreus propinquus K000295493
Salzmann, P. [s.n.], Bahia Pycreus propinquus K000189182
Oct 1, 2003 Harley, R.M. [15510], Bahia Pycreus lanceolatus K000189180
Oct 1, 2003 Harley, R.M. [19984], Bahia Pycreus lanceolatus K000189179
Oct 1, 2003 Salzmann, P. [s.n.], Bahia Pycreus lanceolatus K000189178
Oct 1, 2003 Gardner, G. [2383], Piauí Pycreus lanceolatus K000189207
Oct 1, 2003 Gardner, G. [2383], Piauí Pycreus lanceolatus K000189208
Raynal, J. [20985], Mali Pycreus lanceolatus K000391911
Salzmann [s.n.], Bahia Cyperus flavus K000632127
Spruce, R. [713], Brazil Cyperus flavus K000632130
Wright, C. [730], Cuba Cyperus flavus K000602485
Schomburgk [462], Guyana Cyperus flavus K000632128
Morong, T. [123], Paraguay Cyperus flavus K000632126
Poiteau [s.n.], Guyana Cyperus flavus K000632131
Sieber [19], Martinique Cyperus flavus K000632132
Schomburgk [462], Guyana Cyperus flavus K000632129

First published in J.B.A.M.de Lamarck, Encycl. 7: 245 (1806)

Not accepted by

  • Darbyshire, I., Kordofani, M., Farag, I., Candiga, R. & Pickering, H. (eds.) (2015). The Plants of Sudan and South Sudan: 1-400. Kew publishing, Royal Botanic Gardens, Kew. [Cited as Pycreus lanceolatus.]
  • Govaerts, R. & Simpson, D.A. (2007). World Checklist of Cyperaceae. Sedges: 1-765. The Board of Trustees of the Royal Botanic Gardens, Kew. [Cited as Pycreus lanceolatus.]
  • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne. [Cited as Pycreus lanceolatus.]

Literature

Catálogo de Plantas y Líquenes de Colombia

  • ColPlantA (2021). "ColPlantA. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://www.colplanta.org/"

Kew Backbone Distributions

  • Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers.
  • Boulvert, Y. (1977). Catalogue de la Flore de Centrafrique 2(2): 1-94. ORSTOM, Bangui.
  • Browning, J. & al. (2020). Flora Zambesiaca 14: 1-455. Royal Botanic Gardens, Kew.
  • Espejo Serna, A. & López-Ferrari, A.R. (1997). Las Monocotiledóneas Mexicanas una Sinopsis Florística 5: 1-98. Consejo Nacional de la Flora de México, México D.F.
  • Sosef, M.S.M. & al. (2006). Check-list des plantes vasculaires du Gabon Scripta Botanica Belgica 35: 1-438.

Catálogo de Plantas y Líquenes de Colombia
http://creativecommons.org/licenses/by-nc-sa/3.0

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 K000363022
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/
Digital Image © Board of Trustees, RBG Kew K000362908
Digital Image © Board of Trustees, RBG Kew K000632082

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

Kew Science Photographs
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/