TY  - JOUR
AU  - Johnston, I M
ID  - 61878
TI  - Plants of Coahuila, eastern Chihuahua, and adjoining Zacatecas and Durango, V
JF  - Journal of the Arnold Arboretum
SN  - 0004-2625
VL  - 25
SP  - 133
EP  - 182
Y1  - 1944
UR  - http://biostor.org/reference/61878
L2  - http://www.biodiversitylibrary.org/page/8106978
ER  -