283 



8. TuBEROsus, Rottb. Gram. 28, t. l,f. i. — Glaucoua, root tube- 

 rous, stoloniferous ; culm triangular, glabrous, leafy at the base ; 

 leaves as long as the culm, rigid, flat, with the keel and margia 

 rough ; umbel simple, with about 8 rays ; rays with 3 to 9 spikes, 

 involucre 3-leaved, very long ; spikes fascicled, linear compressed, 

 18 to 24-flowered; scales ovate-obtuse, 7-nerved ; achenium some- 

 what rounded and elliptic, obsoletely dotted, half the length of 

 the scale. Syn. C stoloniferous, Retz. Obs. iv, 10; C spadiceus,Lam. 



9. RoTUNDcs, Linn. s]ist. Veg. 98 ; Roxb. Fl. Ind. i. — Root 

 fibrous, emitting a tuber here and there ; culm triangular, glabrous, 

 leafy below, with a bulbous thickening at the base ; leaves for the 

 most part shorter than the culm, flat, with rough margins ; umbel 

 with 3 to 8 rays ; rays sometimes simple, 3 to 1 0-spiked at the 

 apex, sometimes trifid at the apex, with many spikes ; involucre 2 

 to 3-leaved, longer than the umbel; spikes linear-compressed, 10 to 

 50-flowered ; scales ovate, blunt or shortly mucronate, 7-nerved. 

 Syn. C hexastachyos, Rottb. Gram. 28, <. 14, /. 2; N. ab E in 

 Wight Bot. of Ind. 81 (exclude C tuberoso, Rottb., Willd., and 

 Roxb.); C bulbosus, N. ab E. in Wight Bot. Ind. 80 ; C jemenicus 

 Roxb. Fl. Ind. i, 191 ; C procerus, var. Bengalensis, Roxb. Fl. Ind. 

 i, 203. The tubers are the Motha or Moostaka of native druggists, 

 and are fragrant when burned. 



10. DisTANs, Linn. Suppl. 103. — Culm triangular, glabrous, 

 leafy at the base ; leaves as long as the culm, flat, rough on the 

 margin ; umbel decompound ; umbellets with many rays ; partial 

 rays 2 to 3 leaves ; branches with 5 spikes ; involucre 5 to 8-leaved, 

 very long ; spikes filiform, roundish, 9 to 14-flowered ; scales 

 obovate elli()tic, rounded at the apex. 



11. PuNCTicuLATus, Vahl. Enum. ii, 348. — Culm triangular, 

 glabrous ; leaves rigid, flat, and keeled, the margin and keel rather 

 rough ; umbel decompound, with about 8 rays, large diffuse ; rays 

 3 to 6-divided ; branches with many spikes ; spikes broadly liniear, 

 20 to 26-flowered ; involucre 3-leaved (4 to 5-leaved, Roxb.), very 

 long J scales rounded-elliptic ; stamens 2 ; style bifid ; achenium, 

 obliquely somewhat obcordate, compressed on the sides, half shorter 

 than the scale. C inundatus, Roxb. Fl. Ind. i, 201 ; C procerus, 

 Roxb. loc. cit. 203. 



1 2. C Capillaris, Kcenig in Roxb. Fl. Ind, i, 1 98. — Root 

 fibrous ; culms trigonal, erect, filiform ; leaves filiform, as long as 

 or shorter than the culm ; involucre 3-leaved, filiform ; umbel small, 

 composed generally of one sessile spikelet, and two pedicelled 

 ones ; spikelets linear, many-flowered, diandrous; scales membra- 

 naceous ; obtuse, seed compressed, dark-coloured. The Deccan. 



13. C Ater, Vahl. Enum. — Culm, triangular, smooth; leaves 

 linear-lanceolate, smooth on tlie margin ; umbel with about six rays ; 



