80 FLORA OF ST. CROIX AND THE VIRGIN ISLANDS. 



ACANTIIACE.E. 



616. Ruellia tuberosa, L. (v. Christmas-pride). 



Fl. all the year round ; most abundantly towards Christmas. Along 

 roads and ditches, common. All islands. 



617. R. strepens, L. 



St. Croix (Isert sec. DC. Prodr. xi, 121). 



618. Stemonacanthus coccineus, Gris. 



FL Jan.- April. Cleistogamous flowers in July ; also an intermediate 

 form, between cleistogamous and normal flowers. In shady forests, 

 rare. St. Croix (Caledonia, Wills Bay); St. Jan (Bordeaux Hills); St. 

 Thomas (Wydl. sec. DC. Prodr. xi, 217). 



619. Blechnum Brownei, Juss. (v. Penguin Balsam). 



FL Dec.- April. Used against cough. In pastures and along ditches, 

 common. All islands. 



620. Barleria lupulina, Lindl. (Bot. Reg. t. 1483). 



FL Dec.-April. Naturalized near dwellings and in gardens. St. 

 Thomas ; St. Jan. 



621. Thyrsacanthus nitidus, ITs. 



St. Croix (v. Eohr sec. Symb. Bot. ii, 5, and Isert sec. DC. Prodr. xi, 

 327); St. Thomas (Nees). 



622. Dianthera pectoralis, Murr. (v. Garden Balsam). 



FL Dec.-March. Used against coughs. Naturalized near dwellings 

 and in gardens. All islands. 



623. D. sessilis, Gris. (Justida pauctflora, Valil in Eclog. Am. i, 2). 



FL June-July. Flowers often cleistogamous. Rhizome perennial. 

 In thickets, here and there. St. Croix (Salt River); St. Thomas. 



624. Justicia carthagenensis, Jacq. 



FL Dec.-March. Along ditches and in forests. All islands. 



625. J. reflexiflora, Rich. (Vahl's Enum. Plant, i, 157), var. glandulosa, Egg. 



FL all the year round. Bracts densely glanduliferous. Seeds glo- 

 bose, brown. Procumbent among bushes. St. Croix (rare, Fair Plain); 

 St. Thomas; Buck Island (not uncommon). 



626. J. periplocaefolia, Jacq. 

 St. Thomas (Schl.). 



627. Beloperone nemorosa, Nees. 



FL Jan.-March. Calyx one-sixth of the length of the corolla. In 

 forests, rare. St. Croix (Caledonia, Ham's Bluff Valley). 



