134 TRIANDRIA, DIGYNIA. lolium. 



Spec, I. p. 461. Muhl. Gram. p. 196. Big. Bost. p. 27. 



Roem. 4r Schult. II. p. 747. lu. vulgar e Smith Fh 



Brit. I. p. 148. Eng. Bot. t. 315. 



Root creeping. Culm a foot and a half high, terete, smooth. 

 Leaves broad-linear, smooth and siiining. Stifiule very short, 

 truncate. S/iike about 6 inches long, composed of spikelets 

 arranged on opposite sides of a compressed flexuous rachis. 

 Sf}ikelets 7 — 9-flo\vered. Calyx lanceolate, smooth, nervosa. 

 Inferior valve of the corolla S-nerved, acute. Stamens 3 ; an- 

 thers pale yellow, 

 Hab. In meadows and on road-sides ; common. May—June, 

 Naturalized. Habit of Triticubi refiens^ 



2. L. tcmultntum L, : florets shorter than the calyx, as 

 long as the bristle at their extremity ; root annual ; culm sca- 

 brous above. Willd. Spec. 1. p. 462. Smith FL Brit. 

 1. p. 150. Eng. Bol.i.W-lA, M u h I. Cat. p. \3> Roem. 

 ^ Schult. li. p. 749. 



Root fibrous. Culm about 2 feet high. Leaves broad-linear, 

 scabrous on the margin. Sheaths smooth. Stifiule very shcjrt, 

 truncate. 5/22^f/f/s much compressed, 5 — 7-flowered. Calyx 

 generally longer than the florets. Inferior valve of the corolla 

 5 -nerved ; bristle twice tlie length of the valve. 

 Hab. In New-England and Pennsylvania. Julyo Muhlen- 

 berg. 



41. ELEUSINE. Gaertner. 



Spikes digitate, unilateral. Calyx membranaceous, 

 4 — 6-flowered; glumes obtuse, unequal. Corolla mem- 

 branaceous, unequal, unarmed ; inferior valve carinate, 

 the superior concave on the back. Seed triangular, 

 transversely rugose. Gaert. cie Fruct. et Sem. t. 1. 

 f. 12. Nutt. Gen. 1. p. 75. Roem. £5? Schult. 

 Gen. 298. Lam. 111. t. XLVIII. f. 3. P. de Beauv. 

 t. XV. f. 3. Trin. Agrost. 70. Cynosurus L. 



E. indica L a m.: spikes straight, erect, in pairs or qua- 

 ternate ; rachis linear ; spikelets lanceolate, about 5-flo\vered ; 

 eulm compressed, declined. Lam. III. I.e. Mich. FL 

 I. p. 64. Will d. Enum. h. Btrol. I. p. 1 13. Pursh FL 

 i. p. 87. Muhl. Gram. p. 13.3. Elliott Sk. 1. p. 175. 

 Roem, <f/- Schult. II. p. 582. Cvnosurus indicus L. 

 Willd. Spec. I. p. 417. fV a 1 1. Car. p. 82. 



Root annual, ('perennial Ell.) Culm 8 inches to a foot long, 

 declined or prostrate, branched at the base. Leaves distichous, 

 linear, expanding, hairy above, smooth beneath. Sheaths loose, 

 hairy at the throat. Stifiule very short, dentate. Sfiikes gene- 

 vally in pairs ; ruchis compressed, bearded at the base. Sfiifrc. 



