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on the south side of St. Croix, ahnost directly south of Ghristians- 

 sted on the plantation Longford. The foreground of the picture 

 shows the Pes caprce formation which appears as a border along 

 the coast in front of the bushes; it mainly consisted of Sporobolus 

 virginicus (L.) Kth., Stenotaphrum americanum Schi'ank, Cenchrus 



Fig. 29. Forest of Hippomane mancinella L. near the plantation ''Rust 

 op Twist" on the north side of St. Croix. (F. B. phot.) 



echinatus L., Dactyloctenium csgyptium (L.) Willd., besides here and 

 there Euphorbia huxifolia Lam. and Heliotropium curassavicum L. 

 and a few tendrils of Ipomcea pes caprce Sw. and Catiavalia obtusi- 

 folia (Lam.) P. DC. 



The bush in the foreground is Suriana maritima L., and behind 

 it are large, dense, grayish growths of Tournefortia gnaphalodes 



