DIDYNAMIA GYMNOSPERML\. Marrubium. 169 



streaked about the mouth with white ; outside whitish, and very 

 downy. 



The Stachys lanata of the garden has blunter leaves, stems 

 trailing at the base, where they take root. 



S. arvensis. Corn TV. Six flovv^ers in a whorl. Stem 

 weak and slender. Leaves heart-shaped, blunt, notched, 

 slightly hairy. Corolla scarcely longer than the calyx. 

 E. B. 1154. C. 4. 41. 



Gravelly, sandy, or chalky fields. Parks. Stanton Harcourt. 



Southleigh. Sb. 

 An. August. 

 Stem spreading, often prostrate. Ls., opposite, on short foot-stalks, 



in some degree, three-nerved at the base. Cor., variegated with 



white, and pale purple. Smell disagreeable, as in the genus. 



Cal., stalkless, hairy. 



BALLO'TA. Black Horehound. 



B. nigra. Stinking B. H. Leaves egg-shaped, undi- 

 vided, saw-toothed. Calyx funnel-shaped, abrupt, with 

 short spreading teeth. E. B. 46. Marrubium nigrum. 



G. E. 701. 



Hedcjes, waste places. 



Per. July. 



Stem two or three f., upright, branched. Ls., lower heart-shaped. 

 Bract., bristle-shaped. f^Vliorls halfway round the stem. Cor., 

 dull purple : upper lip with white hairs. Cal., attaining its 

 full size long before the expansion of cor. Cor., upper lip 

 cloven, vaulted, outwardly clothed with white hairs, more or 

 less converging into a pointed tuft. 

 Smell pungent, disagi'eeable. Decoct., of plant recommended in 



nervous and hysteric disorders. Ray. Var. fl., sometimes white : 



Littlemore. R. W. 



MARRU'BIUM. White Horehound. 



M. vulgare. Common White H. Calyx-teeth ten, 

 bristle-shaped, hooked backwards. Leaves roundish- 

 egg-shaped, wrinkled, unequally saw-toothed. E. B. 

 410. 



Dry, ivaste ground, road sides. * * Bullingdon Green. Sb. Marston 

 Lane. Behind the Parks. R. W. 



Per. July. 



Stems several, bushy, simple in the upper part. Ls., stalked, 

 veined. f'Fhorls thick, axillary. Cor., white, lower lip in three 

 segments, side ones small, sharp ; middle one large, inversely 

 heart-shaped, notched. Whole plant white vi-ith down. 



