DESCRIPTION OF MEDICINAL PLANTS. 
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lowish, the upper lip spotted with purple, notched at the 
apex, the tube scarcely exceeding the calyx. FI. June- 
July. Prefers sandy soil, and is common along. the Missis- 
sippi river. Tops and leaves, collected like the former. 
iNepeta Cataria, L. Catnip. Downy, erect, branched perennial, 
1-2° high. Leaves heart-shaped, deeply crenate, whitish- 
downy underneath ; calyx tubular, obliquely 5-toothed. Co- 
rolla dilated in the throat, 2-lipped; the upper lip erect, 
rather concaved, notched or 2-cleft, the lower spreading, 3- 
cleft, the middle lobe longest, either 2-lobed or entire ; whitish, 
dotted with purple. Stamens 4, ascending under the upper 
lip, the lower pair shorter ; anthers approximate in pairs, the 
cells divergent. Cymose clusters rather dense and many- 
flowered, forming interrupted spikes or racemes; upper floral 
leaves small and bractlike. A very common weed around hab- 
itations. FI. July-August. The leaves and tops, before 
blooming, are collected. 
Hepeta Glechoma, Benth. Ground Ivy. Creeping and trailing 
perennial; leaves petioled, round kidney-shaped, crenate, 
green both sides, all alike; the axillary clusters loosely few- 
flowered. In damp, shady ground, everywhere. FI. April- 
June. Collect the herb in flowering season. 
Scutellaria lateriflora, L. Mad-dog Skullcap. A smooth, 
slender perennial ; stem upright, much branched, 1-2° high ; 
leaves lanceolate-ovate or ovate-oblong, pointed, coarsely ser- 
rate, rounded at the base, petioled, 2-3' long, the lower floral 
ones similar. Flowers small, 3" long in axillary and some- 
times terminal 1 -sided racemes, blue, rarely white. Calyx 
bell-shaped iu flower, 2-lipped, the lips entire, closed in fruit ; 
the upper with a helmet-like at length concave and enlarged 
appendage on the back ; calyx splitting at the base at ma- 
turity, the upper lip usually falling away. Corolla with an 
elongated curved, ascending tube, dilated at the throat, 2- 
lipped, the upper lip arched, entire or barely notched, the 
lateral lobes connected with the upper rather than the lower 
lip; the lower lobe or lip spreading and convex, notched at 
