86 Britton : Cuban Plants New to Science 



long, mostly obtuse at the apex, rounded or subcordate at the 

 base, revolute-margined, very short-petioled, when young thin, 

 densely puberulent above, white-tomentulose and black-dotted 

 beneath, when old coriaceous, glabrous and shining with the veins 

 deeply impressed above, dull, glabrate, with the veins very promi- 

 nent beneath ; flowers axillary or lateral on rather stout pubes- 

 cent peduncles, 1.5-3 cm - l n g> 2-bracted at the summit, the bracts 

 ovate-oblong, 4 mm. long, deciduous ; calyx densely white-tomen- 

 tulose and black-dotted, 6 mm. long, open in the bud ; petals white, 

 somewhat longer than the calyx; ovary 2-celled; fruit ellipsoid, 

 about 1 cm. long, the calyx persistent. 



Palm barrens, Camaguey, Santa Clara. Type from Santa 

 Clara {Britton & Cornell 13328). 



Psidium ( ?) ophiticola Britton & Wilson, sp. nov. 



A shrub, about 2 dm. high, the twigs densely tomentulose, 

 terete. Leaves mostly elliptic, coriaceous, 4 cm. long or less, 

 rounded or retuse at the apex, rounded or obtuse at the base, 

 obsoletely veined and glabrous above when old, densely whitish- 

 tomentulose and with pinnate venation beneath, the short stout 

 petioles 1-2 mm. long ; flowers solitary in the upper axils ; 

 peduncles slender, puberulent, 2-4 cm. long; calyx-lobes elliptic 

 to ovate, 4 mm. long, 3 mm. broad, tomentose ; petals oval, 6 mm. 

 long, 4.5 mm. broad. 



Dry rocky soil, serpentine hills near mouth of the Rio Yamani- 

 guey, Oriente (Shafer 4278). 



Psidium saxicola Britton & Wilson, sp. nov. 



A shrub, 1 m. high, with terete, nearly erect, densely short- 

 pubescent branches. Leaves ovate or elliptic-ovate, subcoria- 

 ceous, very nearly sessile, densely copiously punctate, acute or 

 obtuse at the apex, subcordate or rounded at the base, glabrous 

 and indistinctly veined above, pubescent on the rather prominent 

 veins beneath, the midvein impressed above, elevated on the 

 underside ; flowers solitary in the axils ; peduncles short-pubes- 

 cent, 2-6 cm. long; bractlets 2, subfoliaceous, ovate-oblong, 

 pubescent, 4-7 mm. long ; ovary pubescent ; calyx-lobes tomen- 

 tose, elliptic-ovate to oval, 3.5 mm. long, 3 mm. broad, ciliate; 

 petals broadly obovate to suborbicular, 8.5-9 mm - l n g> 6.5-7 mni - 

 broad ; young fruit oblong, pubescent, 9 mm. long. 



Rocky coastal hills, Santiago Bay. Oriente. Type from El 

 Morro {Britton & Cozvcll 12544). 



