232 DIDYNAMIA.— GYMNOSPERMIA,. 



405. EUCHROMA. CaL ventricose, 2— 4-cleft. Cor, 

 bilabiate ; upper lip very long and linear, em- 

 bracing the style and stamens. Anth. linear, 

 with unequal lobes, all cohering in the form of 

 an oblong disk. Cops, ovate, compressed, 2- 

 celled. Seeds numerous, surrounded with a mem- 

 branaceous inflated vesicle. 



40G. BARTSIA. CaL 4-cleft. Cor. ringent; upper 

 lip concave, entire. Anth. equally lobed, un- 

 combined. Caps. 2-celled. Seeds angular. 



407. MELAMPYRUM. Ca/. 4-cleft. Upper lip of the 



Cor. compressed ; margin folded back ; lower lip 

 grooved, trifid, subequal. Caps. 2-celled, ob- 

 lique, opening on one side ; cells 2-seeded. 

 Seeds cartilaginous, cylindric-oblong, smooth. 



408. OROBANCHE. CaL 4— 5-cleft ; segments often 



unequal. Cor. ringent. Caps, ovate, acute. 

 1 -celled. Seeds numerous. A gland beneath 

 the base of the germen. 



409. EPIPHEGUS. Polygamous.— CaL abbreviated, 



5-toothed. Cor. of the infertile flower ringent, . 

 compressed, 4-cleft; lower lip flat : corolla of 

 the fertile flower minute, 4-toothed, deciduous. 

 Caps, truncate, oblique, 1-celled, imperfectly 2 

 valved, opening only on one side, 



DIDYNAMIA. 

 GYMNOSPERMIA. 



369. TEUCRIUM. Germander. Labiate. 



1. T. cana dense: hoary-pubescent; leaves ovate-lan- 

 ceolate, serrate, all petiolate ; stem erect ; spike 

 verticillate, crowded, long. 

 HAB. Low grounds. July — Aug. U. Siem 12 — 

 18 til. high ; bracts longer than the cal. ; fl. purp. 



?. T. vireiriicum: pubescent; leaves ovate-oblong, ser- 

 rate ; the upper ones subsessile ; stem erect ; 

 spikes verticillate, crowded ; bracts longer than 

 the calyx. 

 HAB. Low grounds. June — Aug. U . Pvesem 

 bles the foregoing, + . 



