370 VEGETATION 



•Plate XLIV. 



Fig. 1. Tournefortia gnaphalodes on a sandy beach at Mangrove Cay, Andres. 

 Many of the branches have recurved and taken root at their tips, 

 forming new plants. 



FiQ. 2. Outer limit of vegetation on a rocky coast. Water Cay, Long Island. In 

 foreground is HymenocalUs arenicola with Silver Palm (Thrinax 

 bahamensis) and Strong-back (Bourreria havanensis) behind. Be- 

 tween the palms the Strong-back has been worn away by the wind. 



Plate XLV. 



Pig. 1. HymenocalUs arenicola in flower with Thatch Palms {Inodes palmetto) in 

 background; western shore of Eleuthera, opposite Current Town. 

 Among the HymenocalUs is scattered GorcJiorus hirsutus. 



Pig: 2. Rocky shore on eastern coast of Long Island opposite Clarence Harbor. 

 Rhacicallis maritima on rocks in foreground. With it is mixed a little 

 Iva irnbricata, Salmea petrobioides, Strumpfia maritima, Ernodea lit- 

 toralis, Suriana maritima and Vniola fasciculata. On the slope and 

 top of the ridge behind this association is a low rock coppice of Silver 

 Palms {Thrinax bahamensis) , Jacguinia keyensis, Genipa clusicefolia, 

 etc. 



Plate XLVI. 



Fig. 1. Avicennia nitida on the border of a salt pan on Rum Cay: showing the 

 upright aerial roots as tall as the leafy plant. 



Fig. 2. A meadow of Sporobolus virginicus on Water Cay, Long Island: Avicennia 

 nitida (to right) and Gonocarpus erecta (to left) in background. The 

 small scrubs to left in foreground are Borrichia arborescens. 



Plate XLVII. 



Pig. 1. Sandy beach on south side of New Providence: Avicennia nitida in shallow 

 sea water, and the typical beach plants, Tournefortia gnaphalodes, 

 Scavola plumieri, Strumpfia maritima, and the grasses, Paspalum 

 vaginatum and Sporobolus virginicus. In background is a fringe of 

 Silver Palms (Thrinax bahamensis). 



Pig. 2. Sandy beach on Green Cay looking landward. Grasses mixed with Sesu- 

 vium portulacastrum in foreground with a low coppice behind. 



