318 NORTH AMERICAN FLORA [Volume 25 



base, sparsely strigillose both sides but smooth to the touch; petioles 2-3 mm. long; peduncles 

 1.8 mm. long or less; pedicels strigillose, 1.5-2 mm. long; sepals orbicular-ovate, 1-1.2 mm. long; 

 wings deltoid-ovate, obtuse, 1.8 mm. long, 1.5 mm. wide; keel pubescent near middle, 3.5 mm. 

 long; capsule broadly cuneate, lobed for about one-fifth its length with rounded- truncate erect- 

 ish lobes, sparsely short-strigose in youth, in age glabrate except near margin, narrowly winged, 

 8-10 mm. long, 12-13.5 mm. wide, cuneately decurrent into the stipe, this 1-2 mm. long; seed 

 6.5-7.5 mm. long; aril irregularly repand, 3-3.6 mm. high. 



Type locality: Rocky wooded hill, at an altitude of about 700 meters, Arroyo Grande, 

 Trinidad Mountains, Cuba. 



Distribution: Province of Santa Clara, Cuba. 



11. Polygala propinqua (Britton) Blake, Contr. Gray 

 Herb. 47: 16. 1916. 



Polvgala diversifolia Chod. Mem. Soc. Phys. Gen&ve 31 (2) 2 : 10, in part. 1893. Not P. diversifolia 



' L. 1753. 

 Badiera cubensis Britton, Bull. Torrey Club 37: 362, in part. 1910. Not Polygala cubensis Chod. 



1893. 

 Badiera propinqua Britton. Bull. Torrey Club 42: 495. 1915. 

 Polygala slipitata Blake, Contr. Gray Herb. 47: 15, in part. 1916. 



Much branched shrub or small tree, 2-5 m. high; branchlets strigillose or hirtellous; leaves 

 oval or oval-ovate, 2.3-4.5 cm. long, 1.1-2.7 cm. wide, rounded or obtuse at apex, at base cune- 

 ate or rounded-cuneate, strigillose but smooth above, beneath minutely punctate-strigillose 

 but smooth; petioles 1.5-3 mm. long; peduncles 1 mm. long; racemes few-flowered, the axis 

 1-3 mm. long; pedicels strigillose, 1.5-2.5 mm. long; flowers white; sepals broadly ovate, 

 rounded, 1.2 mm. long; wings deltoid-ovate, 1.5 mm. long, 1.2 mm. wide; keel pubescent near 

 middle, 3 mm. long; capsule transversely oblong, lobed for about one-third its length, the lobes 

 divergent, at maturity sparsely pubescent or subglabrous, 7-7.5 mm. long, 9.5-11 mm. wide, 

 on a stipe 2-2.5 mm. long; seed 5.3 mm. long; aril irregularly lobulate or merely sinuate, 3.2 

 mm. high. 



Type locality: Los Palacios to San Juan de Zayas, Pinar del Rio, Cuba. 

 Distribution: Pinar del Rio. Cuba, and Isle of Pines. 



Illustrations: Mem. Soc. Phys. Geneve 31 (2) 2 : pi. 13, f. 13 (as P. diversifolia); Contr. Gray 

 Herb. 47: pi. l,f. 5. 



12. Polygala Fuertesii (Urban) Blake, Contr. Gray 

 Herb. 47: 17. 1916. 



Badiera Fuertesii Urban, Symb. Ant. 7: 244. 1912. 



Much branched tree; branchlets puberulent, more or less angulate; leaves oval to subor- 

 bicular, 3-4 cm. long, 1.9-2.9 cm. wide, obtuse, at base rounded to rounded-cuneate, above 

 dark-green, shiny, reticulate, glabrous or sparsely strigillose, beneath paler green, dotted, sparse- 

 ly strigillose or nearly glabrous; petioles puberulous, 4-5 mm. long; peduncles 3-6 mm. long; 

 raceme-axis 4-8 mm. long, rather loosely flowered; pedicels strigillose, 1.5-2 mm. long; flowers 

 5-16, greenish, the petals whitish; sepals elliptic, rounded, more or less appressed-puberulous 

 and ciliate, 1.3 mm. long; wings rhombic-suborbicular, 1.7 mm. long; keel 2.8 mm. long, densely 

 pubescent laterally; fruit unknown. 



Type locality: Summit of Mt. Noche Buena. Province Barahona. Santo Domingo. 

 Distribution: Known only from the type locality. 



III. Microthrix. Suffrutescent perennials; leaves small, mostly 5-20 mm. long, usually 

 distinctly dimorphous, the lower shorter and broader, or uniform; flowers in terminal 

 and axillary racemes; sepals free, usually deciduous; wings petaloid, usually deciduous; keel 

 blunt, not beaked nor crested; stigmatic lobes approximate, sometimes tufted; capsule 

 membranaceous-herbaceous, narrowly winged or margined. 



13. Polygala ovatifolia A. Gray, PL Wright. 1: 39. 1852. 



Suffrutescent at base, branched, erect, 3 dm. high or less, densely and softly spreading- 

 pilose; leaves ovate or on the branches sometimes ovate-oblong, 1.2-3 cm. long, 0.6-1.3 cm. 



