'Andfopogon. triakdria bigtkiA. ftfS 



15. A. strict us. R. 



Straight, ramous at the top ; base of the leaves ciliate. Spikes 

 fascicled on their own proper pedicels ; exterior valvelels of both 

 calyces pitted ; inner glume of the hermaphrodite corol awned. 



A native of mountains, and their vicinity. 



Culms straight, ramous, about two feet high, and as thick as ft 

 Sjiarrow's quill, round and smooth ; joints bearded. — Leaves slender, 

 a little hairy, and ciliate near the base ; mouths of the sheaths stipul- 

 ed. — Spikes from three to six, long-pedicelled, and collected on 

 a common peduncle, one of \vhich is ternjintll, and one or two more 

 from the next one or two exterior axils ; very slender, peffectly 

 erect, and about an inch long. liachis as in the former species. — Pe- 

 dicels most fine, straight, two inches long, jointed near the base, where 

 a fine slender spaihe begins. — Flowers in pairs ; one hermaphro- 

 dite and sessile, the other small and pedicelled. 



Hermaphrodite Flowers sessile. Calyx as in the genus, 

 except that the exterior large vahelet has a large pit in it, as in An- 

 dropogon pertusus. — Corol, inner valve slender, ending in a long 

 twisted awn. 



Male Flower pedicelled. Calyx one-valved, and pitted as in 

 the Hermaphrodite flower. — Corol two-valved, awnless. 



16. A. polystachyos. Ri 



Straight, spikes numerous, axillary^ simple, each elevated on along 

 jointed, sheathed peduncle. Flowers, inferior pairs male and awn- 

 less ; one of the superior ones is female and amply awned, the other 

 male and awnless. 



A native of the Peninsula of India. The flowers greatly resemble 

 those of A. contortus, but the habit of the grasses is very difl'erent. 



Culms straight, ramous. — Leaves ensiform, straight, acute, ciliate 

 at the base. — Spikes simple, many together on the axil of the leaves, . 

 each elevated high on its long, filiform, jointed, sheathed peduncle, 

 leuo;th from one to two inches. — Flowers paired, those on the lower 



Hh 



