8 4 
The Ohio Naturalist. 
[Vol. X, No. 4, 
Cichoriaceae. 
Cichorium intybus L. Chicory. (Ec.) Root. 
Taraxacum taraxacum (L.) Karst. (T. officinale Weber). (U. S. P.) 
(Ec.) (Horn.) Root. 
Lactuca virosa L. and other species of uncultivated Lettuce. 
(U. S. P.) (Ec.) (Horn.) Flowering herb. 
Lactuca sativa L. Garden Lettuce. (Horn.) Stalk. 
Hieracium venosum L. Hawkweed. Rattlesnake Weed. (Ec.) 
Root and leaves. 
Hieracium scabrum Mx. Rough Hawkweed. (Ec.) Root and 
leaves. 
Hieracium gronovii L. Hairy Hawkweed. (Ec.) Root and leaves. 
Nabalus albus Hook. Rattlesnake Root. (Ec.) (Horn.) Plant. 
Ambrosiaceae. 
Xanthium spinosum L. Spiny Clot-bur. (Ec.) (Horn.) Plant. 
Ambrosia trifida L. Great Ragweed, Horse Weed. (Ec.) Leaves. 
Ambrosia artemisiaefolia L. Ragweed. (Ec.) Leaves. 
Compositae. 
Vernonia noveboracensis (L.) Willd. Ironweed. (Ec.) Root. 
Vernonia fasciculata Mx. Iron-weed. (Ec.) Root. 
Eupatorium purpureum L. Joe-Pye-weed. (Ec.) (Horn.) Root. 
Eupatorium sessilifolium L. Upland Boneset. (Ec.) Root. 
Eupatorium perfoliatum L. Boneset. (U. S. P.) (Ec.) (Horn.) 
Leaves and flowering tops. 
Eupatorium ageratoides L. White Snake-root. (Ec.) Root. 
Lacinaria squarrosa (L.) Hill. ( Liatris squarrosa Willd.) Blazing 
Star. (Horn.) Root. 
Grindelia squarrosa (Ph.) Dunal. Broad-leaved Gum Plant. 
(U. S. P.) (Ec.) (Horn.) Leaves and flowering tops. 
Chrysopsis graminifolia (Mx.) Nutt. Grass-leaved Golden Aster. 
(Ec.) Leaves and blossoms. 
Solidago serotina gigantea (Ait.) A. Gr. Golden Rod. (Ec.) (Horn.) 
Leaves and blossoms. 
Solidago rigida L. Rigid Golden Rod. (Ec.) (Horn.) Leaves 
and blossoms. 
Aster cordifolius L. Heart-leaved Aster. (Ec.) Root. 
Aster novae-angliae L. New England Aster. (Ec.) Root. 
Aster puniceus L. Purple stemmed Aster. (Ec.) Root. 
Erigeron philadelphicus L. Daisy Fleabane. (Ec.) Plant. 
Erigeron annuus (L.) Pers. Sweet Scabious. (Ec.) Plant. 
Leptilon canadense (L.) Britt. ( Erigeron canadense L.) Canada 
Fleabane. (Ec.) (Horn.) Plant. 
Antennaria plantaginifolia (L.) Rich. (Ec.) Leaves. 
Gnaphalium obtusifolium L. Sweet or White Balsam. (Ec.) 
(Horn.) Herb. 
