CLASS XIV. ORDER I. 251 



258. LEONURUS. 

 Leonurus cardiaca. L. Mothertvort. 



Upper leaves lanceolate, three lobed or entire. Sm. 



A common plant among rubbish and about walls. Stem two 

 or three feet high, large, square, downy. Lower leaves lobed 

 and broad, the upper ones narrower, the highest of these lanceo- 

 late, entire ; all of them spreading or bent downwards, downy 

 underneath. Flowers in many whorls. Calyx teeth rigid and 

 prickly; corolla hairy without, variegated with white and red 

 within. The herb has a strong, pungent odor, and is a popular 

 remedy in considerable request. — July. — Perennial. 



259. STACHYS. 

 Stachys aspera, Mick. Hedge Nettle. Woundioort. 

 Stem erect, hairy backward ; leaves somewhat pe- 

 tioled, lanceolate, sharply serrate; spike of whorls, 

 which are about six, flowered ; calyx with firm 

 prickles. Mich. 



Stem square, a foot high, the angles furnished with reflexed 

 hairs. Leaves lanceolate, serrate, somewhat heart shaped at 

 base, the upper surface and nerves underneath covered with 

 hairs. Flowers in wliorls, constituting a leafy, terminal spike, 

 red. Calyx teeth prickly. Stamens in the old flowers bent 

 outward, forming an angle over the edge of the corolla. —Road 

 sides, Chelsea, Brighton. — June, July. — Perennial. 



Stachys hyssopifolia. 3Tx. Slender Hedge Nettle. 



Smooth, slender, erect; leaves sessile, linear-lance- 

 olate, slightly few-toothed ; whorls about four flow- 

 ered. 



Stem erect, square, simple, about a foot high. Leaves oppo- 

 site, from one to two inches long, narrow-lanceolate, a little ob- 

 tuse. Flowers in a few small sessile whorls at top. Calyx 

 teeth very acute. Corolla blue ? — Found at Plymouth. Messrs. 

 Tuckerman and Russell. — Perennial. 



