28 
SHINER CACTUS NURSERY 
Neomammillaria compressa 
Photo—J. R. Pirtle 
Neomammillaria sp. 
Victoria, Tamps., Mexico. 
Back row: Obregonia denegri, Neomammillaria plumosa, Echino- 
cereus delaeti. 
Front row: Neomammillaria schiedeana, N. multiceps. 
Photo—J. R. Pirtle 
Neomammillaria Candida rosea 
Cochemiea poselgeri—Lower California 
Neomammillaria densispina 
