82 
The Ohio Naturalist. 
[Vol. X, No. 4, 
Mentha spicata L. (M. viridis L.) Spearmint. (U. S. P.) (Ec.) 
(Horn.) Leaves and flowering tops. 
Mentha piperita Sm. Peppermint. (U. S. P.) (Ec.) (Horn.) 
Leaves and flowering tops. 
Collinsonia canadensis L. Horse-balm. (Ec.) (Horn.) Plant 
with root. 
Solanaceae. 
Solanum nigrum L. Garden Nightshade. (Ec.) (Horn.) Shoots. 
Solanum carolinense L. Horse-nettle. (Ec.) Root and fruit. 
Solanum dulcamara L. Bitter sweet. (Ec.) (Horn.) Shoots. 
Lycopersicon lycopersicon (L.) Karst. (L. esculentnm Millsp.) 
Tomato. (Ec.) Young branches. 
Lycium vulgare (Ait. f.) Dunal. Matrimony Vine. (Ec.) Young 
branches. 
Datura stramonium L. Jamestown Weed, Thorn Apple. (U. S. P.) 
(Ec.) (Horn.) Seeds and leaves. 
Nicotiana tabacum L. Tobacco cult. (Ec.) Leaves. 
Scrophulariaceae. 
Verbascum thapsus L. Mullein. (Ec.) (Horn.) Leaves and tops. 
Linaria linaria (L.) Karst. (L. vulgaris Mill.) Snap Dragon. 
Toad Flax. (Ec.) Plant. 
Scorphularia marylandica L. (S. nodosa var. marylandica Gray). 
Figwort, Heal all. (Ec.) (Horn.) Leaves, tops and roots. 
Chelone glabra L. Snakehead, Turtlehead. (Ec.) Herb. 
Gratiola virginiana L. Hedge-hyssop. (Ec.) Entire plant. 
Veronica officinalis L. Common Speedwell. (Ec.) Tops and leaves. 
Veronica peregrina L. Purslane Speedwell. (Ec.) Tops and leaves. 
Leptandra virginica Nutt. Culver’s-root. (U. S. P.) (Ec.) (Horn.) 
Rhizome and rootlets. 
Digitalis purpurea L. Foxglove. (U. S. P.) (Ec.) (Horn.) 
Leaves from plants of second year’s growth. 
Dasystoma pedicularia (L.) Benth. ( Gerardia pedicular ia L.) 
False Foxglove. (Ec.) Herb. 
Orobanchaceae . 
Leptamnium virginianum (L.) Raf. ( Orobanche virginiana L.) 
Beech-drops. (Horn.) Fresh plant. 
Bignoniaceae. 
Tecoma radicans (L.) DC. Trumpet-flower. (Horn.) Root. 
Catalpa catalpa (L.) Karst. Catalpa. (Ec.) Bark. 
Plantaginiales. 
Plantaginiaceae. 
Plantago major L. Plantain. (Ec.) (Horn.) Roots and leaves. 
Plantago lanceolata L., P. cordata Lam. and P. arenaria Wald. 
& K. Plantain. (Ec.) Roots and leaves. 
