362 POPULAR FIELD BOTANY. 
are larger than those of the Crocus, and the tube of the 
flower much longer. 
ee 
DIDYNAMIA. GYMNOSPERMIA. 
COROLLIFLORA. LAMIACE2. 
GALEOPSIS. (Hemp nerrze.) 
Generic Character. See page 345. 
GALEOPSIS LADANUM. Red Hemp Nettle. Found among 
gravelly, chalky, and limestone rubbish. The stem is not 
swollen under the joints, as in the ¢e¢rahit, and is about twelve 
inches high, with opposite branches, leaves small, long, nar- 
row, rather hairy, and slightly cut at the edges. Flowers 
purplish rose-colour, and the upper lip of the corolla slightly 
scalloped. 
DIDYNAMIA. GYMNOSPERMIA. 
CoROLLIFLORZ. LAMIACE. 
MARRUBIUM. (Wurre Horenovunp.) 
Generic Character. Calya# with ten ribs and five or ten 
spreading teeth, the throat hairy. Corod/a with the tube extended; 
