456 STATE AGRICULTURAL COLLEGE. 



Gerardia aspera, Dougl. Gerardia. 



" auriculata, Michx. Gerardia. 



" flava, L. Downy Foxglove. 



" Icvvigata, Raf. Gerardia. 



•' 2)^dicularia, L. Lousewort Foxglove. 



" purpurea, L. Purple Gerardia. 



" •' var., pau2}ercula. Gray. Purple Gerardia. 



" quercifolia, Pursh. Smooth Foxglove. , 



" tenuifolia, Vahl. Slender Gerardia. 



" " var., asperula, Gray. Slender Gerardia. 



NATIVE PLANTS WHICH, WHEN TOUCHED, POISON MANY PERSONS. 



Rhus toxicodendron, L. Poison Ivy. 

 " venenata, DC. Poison Sumach. 



CRUDE DRUGS CONSISTING OF MICHIGAN PLANTS WHICH ARE ADMITTED TO 



THE UNITED STATES PHARMACOPCEIA. 



The following species, 54 in ail, are admitted to the United States 

 pharmacopoeia. When eaten, many of them are poisonous: 



Acortis calamus, L. Sweet Flag. 

 Agrojiyrum repens, Beauv. Couch-grass. 

 Apocynum cannabinum, L. Indian Hemp. 

 Arctostaphylos uva-ursi, Spreng. Bearberry. 

 Arctium lappa, L. Burdock. 

 Artemisia absinthium, L. Wormwood. 

 Aspidium filix-mas, Swz. Male Fern. 

 Brassica alba, Boiss. White Mustard. 



'• nigra, Koch. Black Mustard. 

 Cannabis sativa, L. Hemp. 

 Carum carui, L. Caraway. 



Castanea satii^a. Mill, var. americana. Gray. Chestnut. 

 Chelidonium majns, L. Garden Celandine. . 



Chenopodium ambrosioides, L., var. anthelminticum, Gray. Wormseed. 

 Chimaphila umbellata, Nut. Pipsissewa. 



Cimicifuga racemosa, Nutt. Black Snakeroot. Black Cohosh. 

 Cornus florida, L. Flowering Dogwood. 

 Cypripedium pubescens, WiUd. Yellow Lady's Slipper. 

 Datura stramonium, L. Stramonium. 

 Euonymus atropurpureus, Jacq. Waahoo. 

 Eupatorium perfoliatum, L. Boneset. 

 Gaultheria procumbens, L. Wintergreen. 

 Geranium maculatum, h. Cranesbill. 

 Hamamelis virginiana, L. Witch Hazel. 

 Hedeoma j)ulegioides, Pere. American Pennyroyal. 

 Humulus lupulus, L. Common Hop. 

 Hydrastis canadensis, L. Golden Seal. 

 Hyoscyamus niger, L. Black Henbane. 

 Inula helenium, L. Elecampane. 

 Iris versicolor, L. Blue Flag. 

 Juglans cinerea, L. Butternut. 

 Juniperus communis, L. Juniper. 

 Linum usitatissimum, L. Flax. 

 Lobelia inflata, L. Indian Tobacco. Lobelia. 

 Marrubium vulgare, L. Horehound. 

 Mentha piperita. Jj. Peppermint. 



" viridis, L. Spearmint. 

 Phytolacca decandra, L. Pokeweed. Scoke. 

 Podophyllum 2)eltatum. L. Mandrake. 

 Polygala senega, L. Senega. Seneca Snakeroot. 

 Prunus serotina, Ehrh. Wild Black Cherry. 

 Quercus alba, L. White Oak. 



