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DESCRIPTION OF MEDICINAL PLANTS. 
Veronica Virginica, L. Leptandra Virginica, Michx. Culvers 
Root. Tall perennial, stem simple, 2-6° high, leaves 
whorled in fours to sevens, short petioled, lanceolate, point- 
ed, finely serrate; spikes panicled ; calyx 4-parted ; corolla 
small, sky-blue, the border 4-parted, the lateral lobes or the 
lower one commonly narrower than the others. Stamens 
2, one each side of the upper lobe of the corolla, much ex- 
serted ; auther-cells confluent at the apex. Style entire, 
stigma single. Capsule flattened, obtuse or notched at the 
apex. FI. July. Mountains and highlands, very copious 
on the western slope of the Cumberland Mountains. The 
rhizome, collected in the fall. 
OROBANIHACEiE. (Broom-Rape Family.) 
Epiphegus Virginicus, Bart. Beech-Drops. Cancer-Root. 
Slender, chestnut-colored, parasitic plant, living on the roots 
of beech-trees, much branched, 6-12' high, with small scat- 
tered scales. Flowers racemous or spiked, scattered on the 
branches ; the upper sterile, whitish or purple, 6-8" long, 
curved, 4- toothed, the lower fertile, with a very short co- 
rolla, which seldom opens, but is forced off by the base by 
the growth of the pod ; stamens and style very short. Ca- 
lyx 5-toothed. Stigma capitate, a little bilobed. Capsule 
2-valved at the apex, with two approximate placentae on 
each valve. FI. October. Never missing in any region 
where beeches abound. The whole plant. 
BIGNONIACEiE. (Bignonia Family.) 
Catalpa bignonioides, Walt. Catalpa. Indian Bean. Alow 
and much branched tree, with thin bark. Leaves ovate and 
opposite, large, heart-shaped, acuminate. Calyx deeply 2- 
lipped ; corolla bell-shaped, lj' long, thickly spotted, limb 
oblique and lower lobe entire. Fertile stamen 2 or some- 
times 4 ; the one or three others sterile and rudimentary. 
Capsule long and slender; 6-19' long; nearly cylindrical, 
2-celled, the partitions at right angles to the valves. Seeds 
winged on each side, the wings cut into a fringe. FI. June. 
