Cyperus bulbosus Vahl

Perennial, 10-30 cm, often forming small tufts; stolons thin, ephemeral. Roots fibrous. Stem 0.5-1.5 mm diam., sharply trigonous, smooth; base swollen, often with remains of bulbil, emitting stolons 0.5 mm diam. ending into a bulbil, 8-12 mm, with dark black-brown scales. Leaves numerous, shorter to much longer than the stem; sheaths to 80 mm, yellowish, grey or brownish, soft, mouth margin slightly concave; blades to more than 20 cm, 1.5-3 mm wide, keeled, revolute, often curved, green or greyish-green, margins smooth, apex trigonous or flat, very long attenuate, acute, scabrous. Inflorescence a much reduced anthelodium or multiple spike, 30-90 mm, primary branches few and short, each ending with compact cluster of 3-10 spirally arranged spikes, or basal part often two spikes close together (on a short branch) and supported by thin foliose bract longer than the spike; at base of branches tubular prophyll up to 7 mm; bracts up to 12 cm, several foliose, thin, clearly spaced. Spike 12-15 x 1.5 mm, slightly compressed, brown; rachis winged; glumes c. 3 mm, cymbiform, back rounded, mid-nerve reddish-brown and ending into mucro just above rounded glume tip, sides with 3-4 prominent nerves, margins scarious. Nut 1.3-1.5 x c. 0.7 mm, trigonous, plano-convex, obovoid, grey, finely reticulate.

Distribution: Cap Verde Islands., W Africa, Sahara and Africa N of Sahara, E Africa from Ethiopia to Egypt, Iran, Pakistan, India, Sri Lanka, and to Vietnam, Malaysia and Australia.

Fl. Per.: August.

On damp sandy soil in arid regions, frequent near sea; often as weed.

Cyperus jeminicus Retz., Obs. Bot. 4: 11. 1786, non Rottb. 1773; Kükenthal, in Engler, Pflanzenr., IV.20, 101: tab. 15, figs. C-E. 1935. Valckenier Suringar, Het Geslacht Cyperus: tab. IV, fig. 28; t. V, fig. 8. 1898.

Cyperus bulbosus (lat. Cyperus bulbosus) - cilkimilər fəsiləsinin topalaq cinsinə aid bitki növü.

Cyperus stolonifer is a species of sedge that is native to parts of Asia, northern Australia and Madagascar.

Cyperus bulbosus adalah spesies tumbuhan yang tergolong ke dalam famili Cyperaceae. Spesies ini juga merupakan bagian dari ordo Poales. Spesies Cyperus bulbosus sendiri merupakan bagian dari genus Cyperus. Nama ilmiah dari spesies ini pertama kali diterbitkan oleh Vahl.

Cyperus bulbosus là một loài thực vật có hoa trong họ Cói. Loài này được Vahl mô tả khoa học đầu tiên năm 1805.