Cactaceœ of northeastern and central Mexico together with a synopsis of the principal Mexican genera,
by William Edwin Safford.

APA Citation

Safford, W. Edwin. (1909). Cactaceœ of northeastern and central Mexico together with a synopsis of the principal Mexican genera. Washington: Govt. Print. Off..

MLA Citation

Safford, William Edwin, 1859-1926. Cactaceœ of Northeastern And Central Mexico Together With a Synopsis of the Principal Mexican Genera. Washington: Govt. Print. Off., 1909.

Warning: These citations may not always be complete (especially for serials).