102 FLORA OF ST. CROIX AND THE VIRGIN ISLANDS. 



847. Pappophorum alopecuroides, Valil. 



Fl. Feb.-March. V-3' high. Among rocks near the coast, rare. 

 Buck Island, near St. Thomas ; Virgin Gorda (Vahl in Symb. Bot. hi, 10). 



848. Bouteloua litigiosa, Lag. 



Fl. Oct.-Jan. Anthers red; stigmas white. In thickets and waste 

 places, not uncommon. St. Thomas (Cowell's Hill Town). 



t, 849. Leptochloa mucronata, Kth. 



Fl. May-Oct. Spikelets often 1-flowered. Along ditches, not un- 

 common. St. Croix. 



u 850. L. virgata, P. Br. a), /?) gracilis, Ns., and y) multiflora, Egg. 



Fl. May-Dec. Anthers white 5 stigmas purple, y) spikelets 9-flow- 

 ered. Awns very short; fertile glumes not ciliate. Along roads, com- 

 mon. a) and p) all islands ; y) St. Croix (Work and Best). 



851. Chloris eleusinoides, Gris. 



Fl. May-Nov. Along ditches, here and there. St. Croix (Beeston 

 Hill, Mount Welcome). 



I* 852. Ch. radiata, Sw. 



Fl. May-Oct. Stigmas brown. Gregarious along roads, common. 

 All islands. 



853. Ch. ciliata, Sw. 



Fl. Feb.-Sept. Anthers rosy. My specimens show only one sterile 

 flower in each spikelet besides the fertile one (see Swartz's Flora Ind. 

 Occ. p. 189). Along roads, not uncommon. All islands. 



^- 854. Dactyloctenium aegyptiacum, W. (v. Ten-per-cent Grass). 



Fl. March-Nov. Anthers straw-coloured; stigmas white. A good 

 pasture-grass. Along roads and in fields, common. All islands. 



855. Eleusine indica, L. 



Fl. March-Dec. Anthers greyish; stigmas purple. Common every- 

 where. All islands. 



856. Cynodon Dactylon, Pers. (v. Bay Grass, Billy Grass). 



Fl. May-Oct. Anthers straw-coloured, with purple spots; stigmas 

 purple. A good pasture- grass, and fit for making good hay, but at the 

 same time a most troublesome weed in cane-fields on account of its long 

 and creeping rhizome. Said to have been introduced. Along the coast 

 and in fields, gregarious. St. Croix and St. Thomas (very common) ; St. 

 Jan (uncommon, Little Plantation). 



