Porto Rico 39 
including the yellow-flowered Bignonia unguis; and in 
the vicinity grow tamarinds, sapodillas, and other fruits 
together with the starch-yielding marunguey (Zamia 
media). Near the margins of the springs grow the “ 
lantrillos del pozo,”’ Adiantum capillus-veneris and A. ten- 
erum; in the neighboring swamp Acrostichum aureum, so 
often found in marshes near the sea; and in the water of 
ditches, Ceratopteris deltoidea. _ 
Beyond Coamo the road dips down into a deep valley 
and crosses a little river by a well constructed bridge. 
It then begins to climb toward the mountain pass 0: 
Aibonito, the point where the Spaniards took their stand 
to resist the American invasion. Magnificent views 
present themselves one after the other as the road i 
about a labyrinth of mountain ridges, with the beauti- LS 
ful blue Caribbean Sea to the southward. after — 
passing beneath a lofty cliff, the mountain wee is reached a 
and beyond it the village of Aibonito. ok 
Approaching Cayey, farther on, there occurs a percep 
tible change in 
~ laden breeze which almost continuously sweeps the oe : 
of the hills. This is the main tobacco center of the is- 
land. Beautiful tree ferns, Cyathea arborea, and dense aoe 
groves of mountain palms (Acrista monticola) make _— 
