296 



tenacissima, Linn. Suppl. 197; A elongata, Roth. nov. sp. 41; 

 Agrostis orientalis, Nees. 



2. S DIANDER, Beauv. Agrost. 26. Smooth ; culms erect, 1 

 to 3 feet high ; panicle linear, its branches short, expanding ; flowers 

 twin, diandrous ; paleae nearly double the length of the glumes ; 

 seed naked, obovate, wrinkled. Syn. Agrostis diandra, Retz. Obs. 

 v, 19; Vilfa diandra, Trinius. In moist pasture-ground, common. 



3. S COROMANDELIANUS, Kunth. Gram, ii, t. 126. Culms 4 to 

 8 inches high ; panicle verticelled ; branches simple, secund ; inner 

 glume as long as the paleee, exterior one minute. Syn. Agrostis 

 coromandeliana, Retz. Obs. iv, 19; Vilfa coromandeliana, Beauv. 

 Agrost. 16. 



13. PEROTIS, Aiton. 



1. P LATIFOLIA, Ait. Kew. i, 85. Root thin and fibrous; 

 culm ascending, 8 to 10 inches long, branched below, slender, 

 with the nodes and sheaths smooth ; leaves acute, linear-oblong, 

 short ; margins waved and hispid ; racemes terminal, erect, cylin- 

 drical, lead-coloured, about 3 inches long ; spikelets linear-lanceo- 

 late, very shortly pedicelled ; glumes hairy, terminating in a 

 scabrous awn. Not very common. Our specimens are from 

 Domus. Syn. Agrostis spicaeformis, Linn. Fil. 



Section. CHLORIDES. 



14. CHLORIS, Swartz. 



1. C BARBATA, Swartz Fl. Ind. Occ. i, 200. Culm about 1 

 foot high, compressed, branched ; leaves acute, a little hairy above ; 

 spikes digitate, 4 to 12; spikelets sessile, imbricated, hermaphrodite; 

 corolla ciliate, awned ; neuter of 2 awned valves. One of the 

 commonest Grasses. Syn. Andropogon barbatum, Linn. Mant. 

 302 ; C caribsea, Spr. syst. i, 295. 



2. C TENELLA, Roxb. Fl. Ind. i, 329. Culms delicate, erect, 

 smooth, about 1 foot high ; leaves large in proportion to the plant, 

 smooth and soft ; spikes solitary, secund, scarcely 2 inches long ; 

 spikelets alternate, and alternately pointing two ways ; flowers to 

 each calyx 3 to 5, all perfect ; glumes unequal, broad-lanceolate, 

 smooth, acute, permanent. This is a rare Grass, according to 

 Roxburgh, and we have not met with it in more than one place, viz. 

 on the City walls of Surat. 



15. LEPTOCHLOA, Beauv. 



1. L CALYCINA, Kunth. Gram, i, 91. Culms about 2 feet high, 

 much covered with leaves ; leaves thinly sprinkled with hairs ; 



