16 HUMMEDL S EXOTLG GARD Eanes 


Glottiphyllum linguiforme—Tongue Leaf. Mammillaria plumosa. Photo by 
The golden, sun-loving flowers lend color Count F. M. Knuth, Denmark. 
to any collection. 

Pleiospilos bolusii is difficult to distinguish from surrounding rock. Photo by James West, JOURNAL, Vol. II. 
