Part 2, 1910] 



MALPIGHIACEAE 



161 



Inner petal with a oroad or suborbicular blade nearly or quite similar 

 to the others. 

 Gynoecium pubescent. 



Leaf-blades permanently pubescent. 



Twigs, leaves, and inflorescence thinly appressed-pubescent. 

 Drupe red. 

 Drupe yellow. 

 Twigs, leaves, and inflorescence copiously villous-hispid. 

 Leaf -blades glabrous at maturity. 

 Gynoecium glabrous. 

 Stigmas distinct. 

 Stigmas united. 



Gynoecium 3-carpellary ; calyx with 10 glands. 

 Gynoecium 2-carpellary ; calyx with 8 glands. 

 Anther-connective purple or brown. 

 Stigma dilated. 



Gvnoecium glabrous. 

 Gynoecium pubescent. 

 Stigma not dilated. 

 Corolla relatively large, mostly over IS mm. broad. 

 Gynoecium pubescent. 



Glands much shorter than the sepal-body. 



Inner petal spatulate, the blade not cordate at the base. 

 Leaves mostly less than 12 cm. long. 



Leaf-blades silvery-white pubescent beneath at maturity. 

 Leaf-blades inconspicuously strigose beneath at maturity. 

 Leaves mostly over 15 cm. long. 

 Inner petal with a blade similar to those of the other petals, cordate. 

 Leaves mostly less than 10 cm. long. 

 Leaves mostly over 15 cm. long. 



Panicles fully one half the length of the leaves. 

 Panicles much less than one half the length of the leaves. 

 Glands as long as the sepal-body or nearly so. 

 Gynoecium glabrous. 



B. gland id iff ra 

 B. comifolia. 

 B. pilosa. 

 B, lanceolate. 



B. nitida 



R. media. 



B. Palmeri. 



B. glandnlosa . 

 B. Lindeniana. 

 B.jamaicensis. 



B. canescens. 

 B. sonorensis. 

 B. Lanieri. 



21. B. slrigosa. 



B. costericcnsis. 

 B. macrophylla. 

 B. martinicensis. 

 B. emarginate. 



1. Bunchosia Swartziana Griseb. PI. Brit. W. Ind. 115. 1859. 



Bunchosia media Macfad. Fl. Jam. 149. 1837. Not B. media DC. 1824. 

 Malpighia nitida Sw. Obs. Bot. 180. 1791. Not M. nitida L. 1762. 



Leaf-blades elliptic or oblong, varying to broadest above or below the middle, 3-6.5 cm. 

 long, glabrous, bright-green and shining above, pale and dull beneath, usually somewhat 

 acuminate at the apex, but blunt, normally acute at the base, short-petioled ; pedicels 

 appressed-pubescent during anthesis ; sepals ovate or oblong, 3-4 mm. long, the glands 

 about one half the length of the sepal-body ; larger petals 5-7 mm. long, with suborbicular 

 denticulate blades, the inner petal spatulate ; ovary and style glabrous ; drupes 9-11 mm. 

 in diameter, scarlet. 



Type locality : Jamaica. 

 Distribution : Jamaica. 



2. Bunchosia gracilis Niedzu. Gen. Bunch. 5. 1898. 

 Leaf-blades elliptic, oblong, or oblanceolate, 6-15 cm. long, glabrous or sparingly pubes- 

 cent when young, bright-green above, slightly paler beneath, decidedly acuminate and 

 acute at the apex, acute at the base, rather short-petioled ; pedicels appressed-pubescent ; 

 sepals oblong or ovate, 3-3.5 mm. long, the glands fully one half the length of the sepal- 

 body ; larger petals 6-7 mm. long, with oblong or ovate, undulate-denticulate blades, the 

 inner petal spatulate; ovary and style pubescent; drupes not seen. 



Type locality : Mexico. 

 Distribution : Mexico to Panama. 



3. Bunchosia guatemalensis Niedzu. Gen. Bunch. 5. 1898. 

 Leaf-blades oblong to oval, 6-20 cm. long, sparingly pubescent at least when young, 

 bright-green and slightly shining above, paler and dull beneath, often slightly acuminate 

 but blunt at the apex, rounded or subcordate at the base, short-petioled ; pedicels finely 

 pubescent, at least during anthesis ; sepals ovate-oblong, 4-6 mm. long, the glands fully one 

 half the length of the sepal-body ; larger petals 6-8 mm. long ; ovary and style pubescent ; 

 drupes 12-16 mm. in diameter, brown. 



Type locality : Escuintla, Guatemala. 

 Distribution : Guatemala. 



