100 FLORA OF ST. CROIX AND THE VIRGIN ISLANDS. 



826. Typha angustifolia, L., var. domingensis, Pcrs. 



n. Sept.-March. Used lor making mats. In rivulets and around 

 lagoons, iiiJt uncommon. — St. Croix; St. Jan. 



PANDAWACEyE. 



[Cultivated in gardens occurs Fandanus odoratissimuSy L. fil. (v. 



Screw Pine).] 



PAEM.E. 



827. Thrinax argentea, Lodd. (v. Teyer-tree). 



Fl. May-June. Stem 10'-20' high. Leaves used for making ropes, 

 thatching roofs, and other domestic purposes. On the northern slope of 

 the hills in forests and tickets. — St. Croix (very rare, only one specimen 

 seen, near Bellevue Mill) ; Virgin Islands (common). 



828. Oreodoxa regia, Kth. (v. Moimtain Cabbage). 



n. April- Aug. The young leaf-bud used as cabbage. Berries eaten 

 by hogs. In forests and along roads, common. — All islands. 



829. Cocos nucifera, L. (v. Cocoa-nut Tree). 



Fl. Feb.-March. Leaves used for thatching roofs. The ripe fruit, 

 although occurring in abundance, is scarcely used, and of no economical 

 importance. Naturalized along the seashore and along roads. — xUl 



islands. 



COIflMEEYNACE^. 



830. Tradescantia geniculata, Jacq. [i) effusa, Mart. 



Fl. March. Seeds bluish, verruculose. — Vieques (near Campo Asilo). 



831. T. zebrina, Hortul. (v. Wauflcring Jew). 



Fl. May. Naturalized in gardens. — St. Croix ; St. Thomas. 



832. T. discolor, Sw. 



Fl. April-Aug. Stamens often by retrograde metamorphosis trans- 

 formed into petals. Naturalized in waste places and near dwellings. — 

 All islands. 



833. Callisia repens, L. 



Fl. Jan.-March. Gregarious in shady places, not uncommon. — xV.ll 

 islands. 



834. C. umbellulata, Lam. 



Fl. Jan. Seeds white with a red spot. Flowers monandrous. Among 

 rocks in shady places, rare. — St. Thomas (Signal Hill, 1200'). 



835. Commelyna cayennensis, Rich. (Frencli Grass). 



Fl. all the year round. Flower exi)anded till A. M. One of the 

 sterile stamens always abortive. In moist localities, common. — All 

 islands. 



