FLORA OF ST. CROIX AND THE VIRGIN ISLANDS. 63 



417. Elephantopus mollis, Ktli. 



n. March-Miiy. Head 4-flowered. In pastures, here and there. — 

 All islands. 



418. Distreptus spicatus, Cass. 



Fl, Jan.-Marcli. In pastures and along roads, common. — All islands. 



419. Ageratum conyzoides, L. 



Fl. Dec-June. Achenium usually 4-gonous. Along roads and ditches, 

 common. — All islands. 



420. Hebeclinium macropliylluin, DC. 



Fl. June-Sept. Achenium black, 3-gonous. In forests. — St. Croix 

 (rare; Caledonia, Wills Bay) ; St. Thomas (not uncommon). 



421. Eupatoriura odoiatum, L. (v. Christmas-busli). 



Fl. Nov .-March. Along roads and in thickets, common. — All islands. 



422. E. repandum, \V. 



Fl. Dec-July. On hills, not common. — All islands. 



423. E. atriplicifolium, Valil (Syiub. Bot. iii, 9G). 



Fl. Dec-May. Leaves coriaceous, glabrous ; glandular impressions 

 numerous on the upper surface. Flower odorous. On sandy shores, 

 common. — All islands. 



424. E. canescens, Valil. 



Fl. Oct.-Nov. lu thickets, uncommon. St. Croix (Spring-gut) ; St. 

 Thomas (DC. Prod, v, 155). 



425. E. Ayapaiia, Vent. 



St. Croix (naturalized sec Vahl, who received it from Pflug; probably 

 only cultivated). 



426. E. cuneifolium, Willd. 



St. Tliomas (DC. Prod, v, 177). 



427. Mikania gouoclada, DC. 



Fl. Dec-March. In forests. — St. Croix (rare ; Caledonia) ; Virgin 

 Islands (not uncommon). 



428. Erigeron cuneifolius, DC. (Prod, v, 288). 



Fl. Dec-July. — Rhizome perennial, for which reason this species must 

 be considered sufficiently distinct from the annual E. Jamaicensis, Sw. 

 The two species are united into one by Prof. Grisebach in his Fl. p. 365. 

 In pastures on high hills, not uncommon above 1200'. — Virgin Islands. 



429. E. spathulatus, Vahl. 



Fl. April-July. Along roads and ditches, rather common. — All islands. 



