Angiosperms (Flowering Plants) • Earth.com

Roadside Flatsedge

(Cyperus sphacelatus)

galery
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Description

Annual with fibrous roots. Leaves few, shorter than the stems. rather rigid, flat or slightly canaliculate, gradually acuminate, scabrid in the upper half on margins and underside of midrib, 2-4 mm wide. Inflorescence simple or compound, open. Stamens 3; Asia-Tropical:, Borneo (Brunei); Malaya (Peninsular Malaysia, Singapore) Australasia:, Queensland (Queensland) Ceylon: Coromandel: Gazelle Peninsula: Jesselton: Johore: Kuching: Labuan I: McCluer Gulf: Merauke: N. Sumatra: New Britain: Nunukan: P. Penang: Tahiti: Tropical Africa: W. New Guinea: northern Borneo: tropical America: Widely distributed in tropical Africa and tropical America, elsewhere introduced (Coromandel, Ceylon, Queensland, Tahiti), in Malesia: N. Sumatra, Malay Peninsula (P. Penang, Johore, Singapore), Northern Borneo (Kuching, Jesselton, Brunei, Labuan I., Nunukan), W. New Guinea (McCluer Gulf, Merauke), New Britain (Gazelle Peninsula), obviously naturalising.

Taxonomic tree:

Domain:
Kingdom: Plantae
Phylum: Magnoliophyta
Class: Liliopsida
Order:Poales
Family:Cyperaceae
Genus:Cyperus
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