Part 2, 1910 J MALPIGHIACEAE 145 



the veins, copiously pubescent beneath, rather long-petioled, the lobes acute or acumi- 

 nate, entire or sinuate ; peduncles and pedicels pubescent, sepals ovate, 3-4 mm. long, the 

 gland one half the length of the sepal-body or more ; larger petals 9-11 mm. long ; sam- 

 aras not seen. 



Type locality : Santo Domingo. 



Distribution: Hispaniola ; also in eastern South America as far south as Uruguay. 



Illustration : Cav. Diss. pi. 257, f. 3. 



21. Stigmaphyllon palmatum (Cav.) A. Juss. Ann. Sci. 



Nat. II. 13 : 28S. 1840. 



Banisteria palmata Cav. Diss. 430. 1790. 



Stigmaphyllon angusHlobum A. Juss. in A. St. Hil. Fl. Bras. Merid. 3: 53. 1853. 



Stigmaphyllon multilobum Miq. Linnaea 19: 433. 1847. 



Leaf-blades pinnately 5-7-parted, broadly ovate in outline, 9-15 cm. long, with the two 

 lower lobes falcate and often again lobed, glabrous above except about the veins, pale- 

 pubescent beneath, long-petioled, the lobes mostly oblong to lanceolate; peduncles and 

 pedicels pubescent; sepals oval or suborbicular, 2.5-3.5 mm. long, the glands fully one 

 half the length of the sepal-bod}- ; larger petals about 15 mm. long; samaras not seen. 



Type locality : Hispaniola. 

 Distribution : Hispaniola to Brazil. 

 Illustration : Cav. Diss. pi. 257 , f. 2. 



22. Stigmaphyllon grenadense Niedzu. Gen. Stigmat. 

 2 : 26. 1900. 

 Leaf-blades ovate to suborbicular or sometimes reniform, 8-15 cm. long, short-acuminate, 

 glabrous or nearly so and bright-green above, paler and finely pubescent beneath, cordate 

 at the base, long-petioled; peduncles and pedicels finely pubescent; sepals ovate, 3.5-4 

 mm. long, the glands fully one half the length of the sepal-bod}' ; larger petals 10-13 mm. 

 long ; samaras not seen. 



Type locality : Grenada. 

 Distribution : Grenada ; also in Tobago. 



23. Stigmaphyllon ciliatum (I_am.) A. Juss. in A. St. Hil. Fl. 

 Bras. Merid. 3 : 49. 1833. 



Banisteria ciliata Lam. Encyc. 1 : 369. 1783. 



Leaf-blades ovate to orbicular-ovate, 4-8 cm. long, acuminate, repand and glandular- 

 ciliate, glabrous or nearly so, bright-green above, pale beneath, deeply cordate at the 

 base, long-petioled ; peduncles and pedicels sparingly pubescent, or glabrous in age ; sepals 

 ovate to orbicular-ovate, 4-5 mm. long, the glands over one half the length of the sepal- 

 body ; larger petals 20-25 mm. long ; samaras about 2.5 cm. long, very broad. 



Type locality : Brazil. 



Distribution : St. Thomas ; also in northern South America. 



Illustrations : Cav. Diss. pi. 254 ; Paxt. Mag. Bot. 15 : 77. 



Doubtful species 

 Stigmaphyllon hypargyreum Triana & Planch. Ann. Sci. Nat. IV. 18 : 318. 1862. 

 Stigmaphyllon malpighioides Turcz. Bull. Soc. Nat. Mosc. 36 1 : 582. 1863. 

 Stigmaphyllon obtusum Turcz. Bull. Soc. Nat. Mosc. 36 1 : 583. 1863. 



13. JANUSIA A. Juss. Ann. Sci. Nat. II. 13 : 250. 1840. 

 Vines with partially woody stems and branches. Leaves opposite ; blades broad or 

 narrow, more or less pubescent, entire, narrowed or rounded at the base, short-petioled. 

 Flowers borne few together in axillary peduncled clusters or solitary. Calyx with 8 glands; 

 sepals 5, rather narrow, persistent. Corolla yellow ; petals 5, somewhat unequal, the blades 

 broad, long-clawed, undulate. Cleistogamous flowers with a glandless calyx and rudi- 

 mentary corolla are often borne along with the petaliferous flowers. Stamens 5-7 or some- 



