TY  - SER
AU  -  Coulter, John Merle, 
TI  -  A Preliminary Revision of the North American Species of Cactus, Anhalonium, and Lophophora 
AV  - QK 
PY  - 1998///
PB  -  Project Gutenberg, 
KW  -  Cactus
KW  -  Plants -- North America
KW  -  Ariocarpus
KW  -  Peyote
N1  -  Public domain in the USA;  Text
UR  -  http://www.gutenberg.org/ebooks/1221
ER  -