TY  - BOOK
AU  - Benson,Lyman
TI  - The native cacti of california
SN  - 0804706964
U1  - 583.47792 
PY  - 1969///
CY  - Stanford, CA
PB  - Stanford University Press, 
KW  - CACTUS
KW  - TAXONOMIA VEGETAL
ER  -