| Pycreus melas (Ridl.) C.B. Clarke |
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| Information on the genus : Pycreus |
| Basionym : Cyperus melas Ridl. |
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Status
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| Status for TA : | accepted (present) |
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| Synonym(s) Homotypic |
 Cyperus melas Ridl. (1884) |
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| Ecology and distribution |
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| Biology : |
Annual herb; culms tufted, 6-32 cm long, 0,3-0,5 mm Ø, trigonous to rounded, smooth; leaf sheath reddish-brown to brown, 1,4-2,3 cm long; blade ± filiform, folded, 1,4-7,5 cm x 0,6-1,2 mm, acute, glabrous; inflorescence loosely capitate with primary branches 0-2, 0-1 cm long; spikelets sessile or in digitate clusters at end of very short primary branches, 3-7 per primary branch, to 30 in a head, linear-oblong, c. 7-11x1-1,5 mm (to 1,6 cm long in fruit), brown to almost black. |
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| Ecology : |
Sandy, boggy grasslands; places flooded in rainy season; edges of pools; weed in rice fields; wet flushes on rocky hillsides; with dwarf Irideae (Ferraria andongensis), Xyris fugaciflora; muddy places in quarry 750-1180 m alt. |
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Similar to P. capillifolius (with spikelets 1,3-2 mm wide and lighter). |
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Bibliography for Tropical Africa :
- BOUDET G. & J.P. LEBRUN (1986). Catalogue des plantes vasculaires du Mali. Etudes et Synthèses IEMVT 16 : 363
- Cat. Pl. Vasc. Burkina Faso:55 (2012)
- CÉSAR J. & C. CHATELAIN (2019). Flore illustrée du Tchad. Conservatoire et Jardin botaniques de Genève, Coopération Suisse & Univ. N'Djaména : 128
Bibliography for Southern Africa :
- HUTCHINSON, J. & J.M. DALZIEL (1972). Flora of West Tropical Africa: Second Edition 3[2]: 301
- Énum. Pl. Fleurs Afr. Trop. 4: 201 (1997).
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| More info on : |
| see under Jstor_African Plant Initiative |
| see under Flora of Zimbabwe |
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| Map |
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More information >> ( work in progress )
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| Record n°36234 |
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