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

5. Pycreus dwarkensis (Sahni & Naithani) Hooper, Kew Bull. 40: 467. 1985; Kukkonen in Rech.f., l.c. 149.

Cyperus dwarkensis Sahni & Naithani in Indian Forester 102: 357-358. 1976; Hooper in Kew Bull. 40: 467, fig. 1. 1985.

Small tufted annual, up to c. 20 cm. Stem up to 10 cm, trigonous above. Leaves longer than stems; sheaths conspicuous, long, pale to dark purple-tinged; blades filiform. Inflorescence a single cluster of c. 10 spikes; bracts up to 13 cm, several foliose, conspicuously exceeding the inflorescence; spikes 5-10 x 2.5-3 mm, oblong, slightly compressed, with c. 25 densely imbricate glumes; rachis nearly tetrangular, 'deeper than wide'; glumes 2.2 x 2 mm, broadly ovate, keel wide, apex obtuse or retuse, mucronate, sides scarious, nerve-less, silvery, sometimes reddish brown or purple tinged, Stamens 2. Nut 1.2 x 0.7 mm, oblong, edge towards rachilla curved, other side partly depressed, brown, reticulate.

Fl. Per.: January - October.

Type: India, Gujarat: Dwarka, Dhruna 160A (DD; K! colour photo).

Standing water between desert and scrub vegetation; Distribution: Coastal areas from Somalia and Oman to Pakistan and NW India.

Description is based on illustration in Hooper (l.c. 1985) and modified from her description.


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