DICOTYLEDONOUS PLANTS 197 



and entire, lower 3-cleft. Stamens 4 ; anthers joined ia pairs. 

 Nutlets with 3 projecting angles, their sides channeled. 



1. L. cardiaca, L. Motherwort. Stem 2-4 ft. high, prominently 

 angled, stiff, stout, upright, very leafy. Leaves palriiately lobed or 

 cleft ; radical ones long-petioled ; lower stem-leaves many-cleft, the 

 upper ones 3-cleft, prorpinently nerved, the divisions acute. Corolla 

 ^ in. long, pale rose-oolor, the upper lip and outside of the tube 

 densely soft-bearded. Common about dooryards and fence-rows. 

 Introduced from Europe. 



VII. STACHYS, Toum. 



Herbs, rarely shrubs. Leaves scalloped or serrate. Whorls 

 of flowers 2 or more flowered, usually in terminal racemes. 

 Calyx nearly bell-shaped, 6-toothed. Corolla-tube cylindrical, 

 usually with a ring of hairs inside, not dilated at the throat ; 

 upper lip erect or spreading; lower spreading, 3-lobed, the 

 middle lobe largest. Stamens 4, the 2 lower longest. 



1. S. palustris, L. Perennial; stem erect, 4-angled,- 2-3 ft. high, 

 hairy, especially on the angles, with projecting or reflexed hairs, 

 leafy. Stem-leaves short-petioled or sessile, ovate-lanceolate or 

 oblong-lanceolate, scalloped-serrate, coarsely or finely downy, round- 

 ish at the base, rather obtuse at the tip. Calyx bristly, the lance- 

 awl-shaped teeth rather spiny. Upper lip of the corolla downy. In 

 wet soil, especially N. 



2. S. aspera, Michx. Taller than No. 1 ; angles of the stem covered 

 with stiff reflexed bristles, but the sides often smooth. Leaves ser- 

 rate, nearly all with distinct petioles. Calyx usually smooth. Corolla 

 smooth throughout. Damp thickets and along streams. 



Vin. SALVIA, L. 



Annual, biennial, or perennial herbs, or sometimes shrubby. 

 Flowers in spikes, racemes, or panicles, usually showy. Calyx 

 tubular or bell shaped, not bearded ia the throat, 2-lipped, 

 the upper lip entire or 3-toothed, the lower 2-cleft. Corolla 

 2-lipped, the upper lip entire or notched, the lower spread- 

 ing, 3-lobed, with the middle lobe longer. Stamens 2, short, 

 anthers 2-celled, the upper cell fertile, the lower imperfect. 

 Style 2-cleft. Nutlets smooth.* 



