CLASS XIV. ORDER I. 247 



263. Brachystemum. Tube of the corolla as long 

 as the calyx ; orifice without hairs ; stamens nearly 

 equal, very short, included in the corolla. 



264. Pycnanthemum. Tube of the corolla as long 

 as the calyx; upper lip mostly entire; stamens dis- 

 tant, two as long as the upper lip, two shorter ; heads 

 with many bractes. 



265. Verbena. Calyx with one tooth truncated ; 

 corolla nearly equal, curved; stamens two or four; 

 seeds two or four. 



B. Calyxes two lipped. 



266. Clinopodium. Involucrum of many bristles, 

 under the whorl ; upper lip of the corolla flat, obcor- 

 date, straight. 



267. Scutellaria. Calyx furnished with a lid, 

 which closes after flowering. 



268. Prunella. Filaments forked ; one point of 

 the fork bearing the anther ; stigma cloven. 



269. Trichostema. Corolla with the upper lip 

 falcated; stamens very long. 



270. Phryma. Calyx cylindrical, the upper half 

 longer and three cleft, lower half two toothed ; upper 

 lip of the corolla emarginate, the lower lip largest ; 

 seed one. 



Order II. ANGIOSPERBIIA. Seeds in a vessel 



271. LiNNJiA. Calyx double, one inferior, two 

 leaved ; the other superior, five leaved ; corolla cam- 

 panulate ; berry dry, three celled. 



272. Melampyrum. Calyx four cleft; corolla per- 

 sonate, compressed at top ; capsule two celled ; seeds 

 double, gibbous, smooth. 



