ORD. LI. GRAMINA. 
TRITICUM HYBERNUM. WINTER, orn LAMMAS-WHEAT. 
SYNONYMA. Siligo spicd mutica, Lod. Ic. 25; Triticum spicd mutica, 
Ger. Em. 65. f.1; Park. Theatr. 1120, f.1. Triticum hybernum aristis 
 carens, Bauh. Pin. 21; Mor. Hist. 3. t.11. 7.1. Triticum hybernum, Linn. 
Sp. Pl. 126; Willd. v.1.477; Ehrh. Pl. Offic.n. 151; Ait. Hort. Kew, 
ed, 2. v.2. p.130. Triticum vulgare, Host. Gram. Austr. v. 3. p. 18. t. 26. 
Class III. Triandria. Ord. I. Monogynia. 
Nat. Ord. Gramina, Juss. Graminee, Br. 
Gen. Char. Calyx, two-valved, many-flowered ; its valves opposite, trans- 
verse; the sides, (not the back,) of one of them directed to the rachis, 
nearly equal. Cor. Two-valved; its valves lanceolate; ext. one acumi- 
nate or awned at the extremity ; int. bifid at the point. 
Spec. Char. Calyx, four flowered, tumid, smooth, imbricated, slightly 
awned. ; 
THE root of Lammas, or Winter-Wheat, consists of numerous downy 
fibres.* The stems are from three to four feet high, jointed and terminated 
by the inflorescence, which consists of long spikes, with the flowers arranged 
in four rows, and imbricated. The chaff or calyx is composed of two con- 
cave, oblong, keeled, smooth, nearly equal, valves, the outer terminated by 
* This plant has two sets of roots; one set proceeding directly from the seed, and the 
other from the corona of the plant, about two inches above the first; the latter do not shoot 
till the Spring of the year, and they collect more nutriment than the seminal roots. 
