Upper row, left to right: Cereus peruvianus, Opuntia 
monacantha variegata, Opuntia bigelovi; lower 
row: Echinocactus gusoni, Neomammillaria 
geminispina, Ferocactus acanthodes, 
Astrophytum ornatum. 
Upper row, left to right: Gasteria (typical), Cras- 
sula monticola, Kalanchoe tubaflora; lower 
row: Haworthia margaretifera var. granata, 
Echeveria elegans, Echevaria crenulata, 
Cephalophyllum alstofti.v 
