I 

 hchccmum. triandkia digynia, 325 



secund, all the calyces two-flowered, exterior valvelets transverse- 

 ly rugose ; hermaplirodite lloret of the sessile flower awned. 



A native of newly formed pasture land in Bengal. It is a rare 

 grass, appearing about the close of the rains. 



Culms ramous, resting on the ground near the base, and there 

 striking root at the joints, the sub-erect portion from twelve to eigh- 

 teen inches, very delicate, Arm, and smooth. — Leaves short, bioad- 

 ensiform, or rather ovale-lauceolate, with a cordate base, and oue of 

 the lobes generally projecting considerably beyond the culm ; mar- 

 gins slightly hispid, length one and a half or two inches. — Spikes 

 two, terminal, sub-secund, an inch and a half long. Rachis pointed, 

 scarcely flexuose, three-sided; angles hnhy. —Flowers in pairs, one 

 sessile, the other sub-sessile, both with their base bearded. — Calj/- 

 ces of both flowers almost alike, two-flowered, two-valved ; e.ite- 

 rior valvelets obliquely-lanceolate and rather obtuse, the lower gib- 

 bous half transversely rugose, as in I. rugosnm, upper portions triat- 

 ed lengthwavs ; margins of the lower rugose portion notched ; of the 

 upper striated part ciliate ; inne?' boat-shaped in both, one floret is 

 male, the other hermaphrodite. — Corol, glumes of each floret two- 

 valved ; the exterior valvelet of the hermaphrodite floret bifid, with 

 a long arista in the fork. 



Obs. It ought to be comnared with I. barbatum. 



4. 1. corijngatam. R. 



Partly creeping. Leaves short, acute, with broad cordate base. 

 Spikes conjugate, seemingly united. Flowers paired, with the exte- 

 rior valves of both calyces even, and very woolly ; the sessile one 

 hermaphrodite, awned. 



A native of pasture land in the vicinity of Calcutta, appearing in 

 the cool season. 



Culms very ramous, creeping near the base, filiform, smooth, 

 length from six to eighteen inches, generally purplish.— I.eaiT5 with 

 broad cordate base, from thence tapering to a fine point, sheaths 

 smooth.— -SpjVies coi^jugate on a slender, clavate, purple pedunclei 



Oo2 



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