Saccharum. triandria digynia. 245 



one to three feet long- ; branches decompound, or more ; the 

 inferior alternate, the superior sub-verticelied with generally 

 three sharp angles armed with small stiff bristles besides long- 

 white silky hairs. Flowers paired, one sessile, the other pe- 

 dicelled. Calyx two-valved, clothed with long, soft, white, 

 silky hairs. Corol three-valved, fringed. 



9. S. exaltalum. R. 



Culms from ten to sixteen feet high. Leaves flat with prick- 

 ly margins. Panicles linear, crowded. Calyces woolly. Co- 

 rol two and three-valved. 



Kerpa. Hart. Mai. 12. t. 40. seems to be this, rather than 

 S. spontaneum. 



TeLiny. Kond«-Kanamoo. 



A very high beautiful species, a native of vallies. Com- 

 pare with S. Jlrundtnacenm. 



Root creeping. Culms many, erect, from ten to sixteen 

 feet high, towards the base perennial, ligneous, inwardly 

 spongy, (not piped,) smooth, round, without any groove, or 

 hollow any where, about an inch in circumference at the 

 thickest part which is near the middle. Leaves alternate 

 sheathing, remote, remarkably long and narrow, but firm, ta- 

 pering from the middle towards each end ; margins armed 

 with very sharp spines, mouth of the sheaths woolly. Pani- 

 cles terminal, crowded, when the flowers are on the decay, 

 linear, oblong, erect, eighteen inches long, three in diameter, 

 and composed of beautiful cream-coloured, downy, short, 

 sub-erect, ramous, sub-verticelled spiked racemes. Rachis 

 round, striated. Flowers in pairs, one sessile, the other pe- 

 dicelled, both hermaphrodite. Calyx one-flowered, two- 

 valved, both valves pointed, and covered with much lono-, 

 cream-coloured soft hair as well as their pedicels, and parti- 

 cularly round their insertion. Corol of the sessile flower 

 three-valved, of the pedicelled flower two-valved, membrana- 

 ceous, white. I could not observe any nectary. Stamens, 



P3 



