(Q51384145)
Statements
Poisonous properties of the whorled milkweeds Asclepias pumpila and A. Verticillata var. geyeri (English)
0 references
Marsh, C. Dwight (Charles Dwight)
Clawson, A. B.
unknown value
U.S. Dept. of Agriculture
Washington, D.C.
1921
0 references