PLATE XXII 
1 . Top Oi flowering plant of Malacocarpns mammulosus . 
2 . Fruiting plant of Mila caespitosa. 
3 . Flowering plant of Astrophytum myriostigma. 
4 . Fruiting plant of Malacocarpns islayensis. 
(All natural size.) 
A.ffoen & Co. 
BRITTON AND ROSE, VOL. Ill 
M. E. Eaton del. 
