Pomona College Journal of Economic Botany 67 



Philodendrons, and Dieffenbachias, numbers of them still undescribed and 

 never in horticulture, and most noticeable of all that strange, gigantic, almost 

 tree-like aquatic Montrichardia arborescens. 



Throughout the Garden, everywhere, there are conspicuous epiphytic orchids, 

 bromeliads, and Piperaceae, and also parasitic Loranthaceae — some so abund- 

 ant as to necessitate frequent cutting away. The Garden has now the be- 

 ginning of a really notable collection of Amazonian orchids. In one part of 

 the Garden several remarkably fine Carludovicas are much in evidence, and 

 there are also fine specimens of the Guiana Traveller's Tree (Ravenala guian- 



Figure 25. An Aralia hedge with Achras sapota in background. The bust is of 

 Penna, a famous Brazilian geographer. 



