4 
SOUTHWESTERN DESERT NURSERY 
A Perfect 3-foot tree of the Cholla 
Opuntia Spinosior 
(Cholla) 
About the same as the O. 
Arborescens tree cactus, 
but is blue instead of 
green. 6-inch bushy plants 
25c postpaid. 
Picture shows a 3-ft. plant 
which is about perfect. 
Can supply 1-ft. $1.00, 3- 
ft. $3.00, 1-oz. seed 50c 
postpaid. 
Indian Grinding Rock 
Echinocereus Viridiflorus 
Echinocereus Viridiflorus 
Puts on green blossoms, and thorns 
are laced. This cactus grows on high 
mountains and is scarce and changes 
to many colors during the seasons. 
Nice plants, 2 to 4-oz.75c postpaid. 
Indian grinding-rock Made in Mexico. 4 
to 6-pound wt., 7-inch diameter, 75c f. o. b. 
