40 Sarrorp: NorEs OF A NATURALIST AFLOAT—III 
Melastomas and Piperaceae. At Guayama there are 
sugar plantations and many useful plants, including a 
ar cactus (Cereus), which climbs over walls and 
bushes and bears edible pitahayas, as large as goose eggs. 
Returning to Cayey, the road proceeds northward to- 
ward Caguas, shaded in places by trees clothed with 
epiphytal ferns, and passing numerous clumps of tree 
ferns, Cyathea arborea. At-the village of Beatriz occurs 
: dibulsebedain ud Avpleniae : 
re reaching Rio Piedras there 
