BRITTON AND ROSE, VOL. 11! PLATE III 
1. Top of flowering plant of Achinocereus pentalophus. gheckn 
2. Flowering plant of Achinocereus fitchii. 
3. Top of flowering plant of Echinocereus grandis. 
4. Flowering plant of Echinocereus blanchii. 
(All natural size.) 
M. E, Eaton del, 
