<64 TRIANDRIA. DlGYNrA. 



Talve awned. A^ectary linear, 2-parted. Stig- 

 mata ricaily sessile. 



Flowers polygamous, one masculine, the other herma- 

 phrodite, paniculate. 



Species. 1. //. hinatus. 2. striatus? o. fragrans, (called 

 Sw'eet-iJ:rass, and Seneka-j^-rass, nearly allied lo the Holcus 

 odorutne,- ceitainly not a cong-ener with the H. kmatus und 

 H. mollis^ but upj^arently a J\ieUca.) 



Grass.es of Europe, with the exception of the U. fra- 

 grans. The H. lunatus is now naturalized in the United 

 States. 



94. SORGHUM. Z. (Broom-grass.) 



Flowers polvi^amous, by pairs, the herma- 

 phrodite flower sessile, (he masculine or neuter 

 pedicellate. — Hermaphkodite. Catix 2-valv- 

 ed. Corolla S-vaived; the 2d valve awned. the 

 3d connt.ctinij^ wiih the villous nectarv. Corolla 

 of the male ilower awiiless. Seedld^v^Q, 



Culm tail, flowers diffusely paniculate, leaves expand- 

 ing. Seed sutiiciently lari^^e to be cultivated for food 

 somewhat resen.bllna: millet. 



Species. 1 U.bicoh'^. (By Pei soon considered a varie- 

 ty of ihe .S'. vnlgare; cultivated aroimd l,anc;;sttr, accord, 

 ing to Dr. W. Ifarton, wl.o has been induced to recommend 

 it to public economy, as a substitute for chocolate or cof- 

 fee, when parched.) 2. saccharahim. (Exttnsively culti- 

 vated in the United Stales, tlioug-h no wliere naturalized. 

 Its large panicles are used for brooms; the seed is i^iven 

 to poultry, and niig!)t probably answer the same purposes 

 as that of the .5. bicolor. Tlie whole plant is hgidy sac- 

 charine, und attempts have been mude in France and 

 elsewhereto extract sug-ar from it; but without sufficient 

 success.) 



Of this genus there are only 4 species deschbed by 

 Persoon; 2, if not 3, in India, and 1 in Syria; — the S. bico^ 

 lor is a native of Persia. 



95. SESLERIA. L. (Moor-grass.) 



Calix^ to 5-il(.wered. Corolla 2-valved, valves 

 tf>otiied at tlie point. Stigmata somewhat glan- 

 duloiis. — Flowers spiked, ot'ien jmrplish, basQ 

 of the spike bracteate, or involucrate. 



