510 Britton: Studies of West Indian plants 



least when young, smooth, glabrous and inconspicuously veined 

 above, densely reticulate-veined and pubescent beneath the 

 stout petioles about I nun. long; flowers solitary and nearly 

 sessile in the axils; calyx spathaceous, appressed-pubescent, 5-6 

 mm. long, its lobes acute; corolla white, appressed-pubescent 

 with long hairs, about 1.7 cm. long, the limb about one-third as 

 long as the slender tube; fruit nearly sessile, globose, densely 

 brownish-puberulent, about 12 mm. in diameter. 



Palm-barren between Camaguey and Santayana {Britton 2409, 

 type); Corojo, Camaguey {Brother Leon 3725). 



6. Guettarda clarensis sp. nov. 



A shrub with terete branches, the young twigs densely pubes- 

 cent with long brown, somewhat spreading hairs. Stipules ovate, 

 acute, pubescent, 5 mm. long, deciduous; leaves ovate-oblong, 

 2.5 cm. long or less, 8-14 mm. wide, obtuse at the apex, subcordate 

 at the base, loosely pubescent with spreading brown hairs and 

 inconspicuously veined above, prominently and densely reticulate- 

 veined and pubescent beneath, the elevated midrib bearing long 

 brown hairs; petioles stout, villous, scarcely I mm. long; flowers 

 sessile and solitary in the axils; calyx spathaceous, appressed- 

 pubescent, about 5 mm. long, its broad lobes acutish; corolla 

 about 1 cm. long, its stout tube densely clothed with long 

 appressed, white hairs. 



Palm-barren, city of Santa Clara {Britton & Wilson 6176). 



7. Guettarda undulata Griseb. Cat. PI. Cub. 131. 1866 



Type locality: Rocky situations near Matanzas. 



Distribution : Known only from the type locality [near Punta 



Brava]. 



8. Guettarda xanthocarpa sp. nov. 



A much-branched shrub, 1.5 m. high, the short, spur-like 

 twigs terete, leaf-bearing at the ends. Stipules ovate, puberulent, 

 about 1.5 mm. long; leaves oblong to oblong-lanceolate or elliptic, 

 2 cm. long or less, 6-12 mm. wide, coriaceous, glabrous or nearly so, 

 acute or obtuse at the apex, subcordate at base, loosely and rather 

 prominently reticulate-veined above, densely and finely reticulate- 

 veined beneath, the puberulent, stout petiole 1-1.5 mm. long; 

 fruit subglobose, yellow, densely puberulent, 6-8 mm. in diameter. 



Coastal cliffs, near El Morro, Santiago Bay, Oriente {Britton 

 & Cowell 12538, type); eastern Cuba {Wright 2705). 



Grisebach referred Wright's 2705 to G. undulata Griseb., 



