FLORA OF ST. CROIX AND THE VIRGIN ISLANDS. 63 



417. Elephantopus mollis, Ktli. 



Fl. March-May. Head 4-flowered. In pastures, here and there. — 

 All islands. 



418. Distreptus spicatus, Cass. 



Fl. Jan.-March. 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 macrophyllum, DC. 



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

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



421. Eupatorium odoiatum, L. (v. Christmas-bush). 



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



422. E. repandum, W. 



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



423. E. atriplicifolium, Vahl (Symb. Bot. iii,96). 



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

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

 common. — All islands. 



424. E. canescens, Vahl. 



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

 Thomas (DC. Prod, v, 155). 



425. E. Ayapana, Vent. 



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

 only cultivated). 



426. E. cuneifolium, Willd. 



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



427. Mikania gonoclada, 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 bj^ 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. 



