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Pakistan | Family List | Pakistan V. 206 | Cyperaceae | Carex

25. Carex brunnea Thunb., Fl. Jap. 38. 1784; C. B. Clarke, l.c. 705; R. R. Stewart, l.c. 74.

Tufted perennial, 60-90 cm. Rhizome horizontal or ascending, black-brown, short internodes covered by soon fibrous scales and remains of old shoots. Stems noded, trigonous, smooth. Leaves from half to c. 2/3 of stem length; sheaths 25-70 mm, grey or reddish brown, finally fibrous and almost black, margin slightly concave; ligule short, brown, arch lower than wide; blades 2-4 mm wide, keeled, flat or carinate, grey-green, scabrous along margins. Inflorescence of 4-8 partial inflorescences in leaf axils; bracts green, lowest longer than its partial inflorescence; partial inflorescences branched or unbranched, of 1-5 spikes, lower often large, peduncles to 12 cm; spikes up to 35 mm, lax, pedunculate, erect or nodding. Utricles c. 3 mm, ellipsoid, conspicuously nerved, margins and nerves barbed, stipe short, beak c. 1 mm, ostiole oblique. Stigmas 2.

Type: Japan, Thunberg s.n.(UPS-hrb. Thunberg) Microfiche!.

Distribution: From Mascarenes and Mauritius to Pakistan, Kashmir, India and further to Japan, China, Malesia, E. Australia and Lord Howe Island.


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