Part 2, 1910] MALPIGHIACEAE 169 



8. Byrsonima tenuifolia Urban & Niedzu.; Niedzu. Gen. 



Byrs. 2 : 19. 1901. 



Leaf-blades lanceolate to narrowly oblong, 4-10.5 cm. long, acute at both ends, thin, 

 with scattered hairs or glabrous and dull above, pubescent on the midrib beneath, short- 

 petioled ; panicle-rachis and pedicels tomentulose ; sepals ovate or orbicular-ovate, 2-2.5 

 mm. long, the glands fully one half the length of the sepal-body; larger petals 7-8 mm. 

 long; drupes not seen. 



Type locality : Santo Domingo. 

 Distribution : Hispaniola. 



9. Byrsonima Wrightiana Urban & Niedzu.; Niedzu. Gen. 



Byrs. 2 : 19. 1901. 



Byrsonima chrysophylla Umeifolia Griseb. Cat. PI. Cuba 42. 1866. Not B. lancifolia A. Juss. 

 1843. 



Leaf-blades oblanceolate, oblong, or oblong-lanceolate, 3-5 cm. long, or rarely longer, 

 obtuse or abruptly pointed, shining and ultimately glabrous above, densely red-silky 

 beneath, acute or rarely rounded at the base, short-petioled ; panicle-rachis and pedicels 

 tomentulose ; sepals ovate or oval, 3-3.5 mm. long, the glands about one half the length 

 of the sepal-body; larger petals S-9 mm. long; anthers oblong ; drupes not seen. 



Type locality : Cuba. 

 Distribution : Cuba. 



10. Byrsonima Pinetorum Griseb. Cat. PI. Cuba 42. 1866. 



Leaf-blades linear-lanceolate, 1-7 cm. long, mostly acute, glabrous and shining above, 

 copiously red-silky beneath, acute at the base, short-petioled ; panicle-rachis and pedicels 

 tomentulose ; flowers similar to those of B. Wrightiana, but anthers smaller, ovoid ; drupes 

 not seen. 



Type LOCALi-ft': Western Cuba. 

 Distribution : Western Cuba. 



11. Byrsonima Karwinskiana A. Juss. Ann. Sci. 

 Nat. II. 13 : 333. 1840. 

 Leaf-blades ovate, oval, obovate, or oblong, mostly 4-11 cm. long, obtuse or abruptly 

 blunt-tipped, shining and usually sparingly pubescent above, dull, paler, and more or less 

 grayish-pubescent beneath, abruptly narrowed or acute at the base, short-petioled ; panicle- 

 rachis and pedicels copiously pubescent ; sepals ovate or oblong-ovate, 3^1 mm. long, the 

 glands one half the length of the sepal-body ormore ; larger petals 7.5-9 mm. long; drupes 

 not seen. 



Type locality : Mexico. 



Distribution: Southern Mexico to Nicaragua. 



12. Byrsonima Cumingiana A. Juss. Ann. Sci. 

 Nat. II. 13 : 332. 1840. 



Byrsonima cotinifolia Seem. Bot. Voy. Herald 69. 1853. Not B. cotinifolia H.B.K. 1821. 



~> Byrsonima oaxacana Griseb. Vidensk. Meddel. 1853 : 43. 1853. Not B. oaxacana A. Juss. 1840. 



Byrsonima panamensis Beurl. Sv. Vet.-Akad. Handl. 1854 : 117. 1854. 



Leaf-blades elliptic, obovate, or oblanceolate-obovate, mostly 6-11 cm. long, short- 

 acuminate, somewhat shining and glabrous or nearly so above, densely pale-tomentose 

 beneath, acute at the base, short-petioled ; panicle-rachis and pedicels tomentulose ; sepals 

 oblong to ovate-oblong, 3-4 mm. long, the glands fully one half the length of the sepal- 

 body ; larger petals 8-12 mm. long ; drupes not seen. 



Tape locality : Colombia. 



Distribution: Nicaragua to Panama and Colombia. 



