352 
FLORA OF THE SUNDRIBUNS. 
Vernac. Halaiya. 
A large greyish sedge; one of the most useful of sand -binding species. 
D I STRiB.-— Tropical shores from Africa to Polynesia. 
311 . Eleocliaris R. Br. 
278. Eleocliaris spiralis R. Br. ; F. B. I. vi. 627. Scirpus spiralis 
F. I. i. 212. 
In shallow standing water, near coast, Heinig ! 
Vernac. Halaiya, 
A slender pipe-sedge; properties unimportant. 
Distrib. — India; Indo-China. 
313 . Fimbristylis Vahl. 
Lower glumes of the spikelets in a continuous spiral : — 
Spikelets never more than half an inch long, usually considerably 
shorter : — 
Spikelets in an umbel of usually 5-10, sometimes up to 
20, very rarely 3, 2 or i ; glumes puberulous ferruginea, 
Spikelets usually solitary, very rarely 2 or 3 ; glumes 
glabrous . . . polytrichoides var. halophila. 
Spikelets always three-quarters of an inch to an inch long, 
solitary or 2-3, rarely 4-6 , , . suh-hispicata. 
Lower glumes of the spikelets distichously imbricate mono^tachya. 
279. Emibristylis ferru«Tiiea Vahl; F. B. I. vi. 638. Scirpus glohu^ 
losus F. I. i. 227. 
Very common, both in the northern clearings and at the sea-face. 
A tufted sedge; sand-binding, otherwise with properties unimportant. 
Distrib. — Cosmopolitan in tropical and sub-tropical countries. 
280. Fyiiibristylis polytrichoides Vahl var. halophila Kurz; F. B. I. 
vi. 632. 
Canning Town, Kurz \ Calcutta Garden Co Hector s\]^\X.di^ Chand- 
pie, Jeodhara, etc., Prain\ 
A sub-littoral sedge, known only (this variety) from the Sundribuns and 
Madras. 
281. Fimbristylis sub-bispicata Nees df Meyen ; F. B. 1 . vi. 634. 
Sundribun sea-face, HeinigX 
A littoral sedge ; sand-binding ; known in India only from the Sundribun 
coast and from Orissa ; common on the coasts of China and Japan. 
282. Fimbristylis moiiostachya Hassk.; F. B. L vi. 649. Scirpus 
schcenoides F. I. i., 22U 
Jatta, Prain\ 
