Cyperus elatus

Primary tabs

Cyperus elatus

Description

Perennial with very short rhizome. Leaves flat or often somewhat plicate with the midrib prominent beneath and 2 lateral nerves strongly marked above, scabrous on the margins, bright green above, pale green beneath, 4-10(-15)mm wide; Inflorescence compound or decompound, up to 30 cm across. Stamens 3;

Distribution

Asia-Tropical: Borneo present; India present; Jawa (Jawa present); Malaya (Peninsular Malaysia present); Maluku (Maluku absent); New Guinea absent; Philippines (Philippines present); Sulawesi (Sulawesi present); Sumatera (Sumatera present), Biliran present, Farther India present, Lesser Sunda Is present, Leyte present, Luzon present, Sumba present, Ticao present, Timor present
From India and Farther India to Malesia: rather common in Sumatra, the Malay Peninsula, and Java; but a few times collected in the Lesser Sunda Is. (Sumba, Timor), Borneo, and Celebes; rare in the Philippines (Luzon, Biliran, Leyte, Ticao). Apparently not reaching the Moluccas and New Guinea.

Uses

In Besuki (E. Java) and Gorontalo (Celebes) the leaves are used for making hats and mats.

Citation

BOECK. 1870 – In: Linnaea: 310
WINKL. 1923 – In: Bot. Jahrb.: 523
LINNÉ 1922 – In: Exk. Fl. Java: f. 225
Ridl. 1925 – In: Fl. Mal. Pen.: 147
Clarke 1884 – In: J. Linn. Soc. Bot.: 189
STEUD. 1855 – In: Syn.: 52
NAVES 1882: NOV. App.: 303
Miq. 1856 – In: De Vriese, Pl. Ind. Bat. Or.: 140
KUK. 1935 – In: Pfl. R.: 59
Koord. 1911 – In: Exk. Fl. Java: 191
STEUD. 1856 – In: Fl. Ind. Bat.: 285
KUNTH 1837 – In: En.: 100
LINNÉ 1762: Sp. Pl., ed. 2: 67
STEUD. 1855 – In: Syn.: 49
Miq. 1856 – In: Fl. Ind. Bat.: 279
CAMUS 1912 – In: Fl. Gén. I.-C.: 70
Ridl. 1925 – In: Fl. Mal. Pen.: 148
BACK. 1949 – In: Bekn. Fl. Java, (em. ed.): fam. 246, p. 38
KERN 1968 – In: Back. & Bakh.f., Fl. Java 3: 479
VALCK. SUR. 1898: Gesl. Cyp. Mal. Arch: 135: t. 4 f. 36
DECNE 1835: Descr. Herb. Timor.: 31
NEES 1834 – In: Wight, Contr.: 85
Miq. 1856 – In: Fl. Ind. Bat.: 278
LINNÉ 1893 – In: Fl. Br. Ind.: 618
Merr. 1923 – In: En. Philip.: 105
Merr. 1921: En. Born.: 105
Ridl. 1907 – In: Mat. Fl. Mal. Pen. (Monoc.): 71
BACK. 1928: Onkr. Suiker: 140: t. 138
Clarke 1907 – In: Philip. J. Sc.: Bot. 86