266 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4TH SER. 
EXPLANATION OF PLATE VIII 
Photographed by E. W. Gifford 
Fig. 1. Opuntia galapageia HENSL., young specimen from Hood Island. X 
ea. -105. 
Fig. 2. Opuntia galapageia HeENsL., partly grown specimen from Hood 
Island: s>< cas 033: 
