C.L. XIY.] DIDTNAMIA GYMNOSPERMIA. 251 



Corolla gaping ; tube cylindrical ; throat elongated, tubular ; 

 upper lip erect, linear, divided into two acute lobes ; lower lip 

 broader, reflected, -divided into three deep lobes, the lateral 

 ones acute, the middle lobe larger and cleft. Filaments much 

 shorter than the corolla, covered by the upper lip; anthers 

 small, oblong, Germen rounded, four-lobed. Style thread- 

 shaped, as long as the stamens ; stigma cleft, acute. Seeds 

 four, oblong, in the bottom of the hardened calyx, which is 

 contracted at the neck. Name supposed to be derived from 

 Maria urbs, an ancient town of Italy. 292. 

 1. M. vulgdre. Common White Horehound. Calyx-teeth, ten, 

 bristle-shaped, hooked backwards ; leaves broadly egg-shaped, un- 

 equally serrate. Stem bluntly four-cornered, branched, woolly: 



lower leaves stalked, upper sessile, woolly : flowers white. Pe- 

 rennial : flowers in July : grows in dry waste ground, and by road- 

 sides : frequent. Eng. Bot. vol, vi. pi. 410. Eng. Fl. vol. iii. p. 103. 



882. 



14. LEONU'RUS. MOTHERWORT. 



Calyx of one leaf, funnel-shaped, with five prominent angles, 

 and five acute, spreading teeth. Corolla gaping ; tube narrow, 

 short ; upper lip longest, concave, protuberant, rounded and 

 undivided at the end, shaggy ; lower lip reflected, deeply di- 

 vided into three lance-shaped, nearly equal lobes. Filaments 

 much shorter than the corolla, covered by the upper lip ; an- 

 thers oblong, compressed, cleft, covered with minute, globular, 

 shining, hard dots. Germen four-lobed, abrupt. Style thread- 

 shaped, incurved ; stigma cleft, acute. Seeds four, oblong, 

 .abrupt, hairy, in the tube of the hardened calyx. Name, from 

 leon, a lion, and our a, tail. 293. 



1. L. Cardiaca. Common Motherwort. Stem-leaves lance-shaped, 



three-lobed. Stem, two or three feet high, minutely downy, 



acutely four-cornered : calyx stiff and sharp-bristled : corolla pur- 

 plish, the upper lip white with erect hairs, the lower variegated. 

 Perennial : flowers in August : grows in. hedges and waste places : 

 not common. 883. 



15. CLINOPQDIUM. WILD-BASIL. 



Involucre of numerous bristle-shaped leaves, under the flowers, 

 nearly as long as the calyx. Calyx of one leaf, tubular, many- 

 ribbed, slightly curved, two-lipped ; upper iip broader, ascend- 

 ing, divided into three acute segments ; lower lip longer, in- 

 curved, divided into two deep slender segments ; throat closed 

 with hairs. Corolla gaping ; tube cylindrical, rather short ; 

 throat longer and wider ; tipper lip erect, concave, obtuse, 

 slightly cleft ; lower lip divided into three segments, the middle 

 one very broad and notched. Filaments cylindrical, directed 

 towards the upper lip, shorter than the corolla; anthers two- 

 lobed, meeting in pairs so as to form a cross. Germen four- 

 lobed. Style thread-shaped, as long as the stamens ; stigma 

 two-cleft, pointed. Seeds four, egg-shaped, in the bottom of 

 the closed, tumid calyx. Named from dine, a bed, and pous, a 

 foot. 294. 



