MINT FAMILY. 355 



36. LEONURUS, MOTHERWORT. (Greek: lion's tail, but there 



is no obvious resemblance.) Flowers late summer. 



L. Cardlaca, Linn. COMMON M. Nat. from Eu., in cult, and waste 

 grounds; tall, with palmately cleft, long-petioled leaves, the lower 

 rounded, the upper wedge-shaped at base ; upper lip of pale purple corolla 

 bearded. ^ 



There are two other introduced species, less common. 



37. LAMIUM, DEAD NETTLE. (Greek: throat, alluding to the 

 grinning corolla.) Low spreading herbs from Old World, hi waste 

 grounds ; flowers spring and summer. (Lessons, Eig. 256.) 



* Insignificant weeds in waste or cultivated grounds, with few small and 



purple or slender flowers in some of the axils. (D (D 



L. ampfexicdu/e, Linn. Leaves rounded, deeply crenate-toothed and 

 cut, the upper ones clasping ; corolla with a long tube, its upper lip 

 bearded, the lower one spotted. Frequent. 



L. purptireum, Linn. Leaves more heart-shaped, and less cut, all of 

 them petioled. Less common. 



* * Flowers larger, I 1 long, in several axillary whorls ; corolla ascending, 



the lateral lobes bearing a slender awl-shaped appendage. ^ 



L. dlbum, Linn. Gardens and waste grounds ; hairy ; leaves all peti- 

 oled, ovate and heart-shaped, rugose-veiny ; flowers white. N. Eng. 



L. maculatum, Linn. Cult, and sparingly escaped ; hairy or nearly 

 smooth ; leaves as in the other, but with a white spot or blotch on the 

 upper face ; flowers purple. 



38. STACHYS, HEDGE NETTLE. (Greek: spike, from the inflo- 

 rescence ) Flowers in summer, in all ours "21 



# None of the leaves truly cordate. 

 i- Leaves linear-oblong or narrower. 



S. hyssopif61ia, Michx. Wet sandy soil, Mass, to Mich., and S., not 

 common; smooth, low (1 high); leaves almost entire, sessile; calyx 

 teeth softer and less pointed than in the next. 



H- H- Leaves oblong-ovate or broader. 



S. paliistris, Linn. Common in many varieties in wet grounds ; rough- 

 hairy ; leaves oblong or lance-ovate, sessile and crenate-serrate, and 

 somewhat obtuse, downy or hairy-pubescent ; calyx teeth sharp-pointed 

 or pungent, half the length of the corolla ; upper lip of the purplish 

 corolla pubescent, and the calyx hispid. 



S. aspera, Michx. Stem usually glabrous, but with stiff reflexed 

 bristles at the joints; leaves like the last (often nearly glabrous) but 

 petioled ; calyx commonly glabrous, as well as the corolla. Common in 

 wet grounds. 



Var. glabra, Gray, is generally glabrous throughout, with long-peti- 

 oled leaves. Western N. Y., W. and S. 



S. fanata, Jacq. Stems erect, tufted, which, like the Mullein-like 

 leaves, and dense interrupted spike, are wholly covered with thick and 

 silvery white wool ; corollas very short dull purple. Cult, from Old 



or * * * Many or all the leaves distinctly cordate. 



S. coccfnea, Jacq. SCARLET S. Leaves ovate-oblong and heart-shaped, 

 pubescent ; flowers whorled with bright red corolla, its tube often 1' Ipng : 

 l-2. Mexico and Texas. Cult. 



