Part 5, 1924] POLYGALACEAE 345 



103. Polygala minutifolia Rose, Contr. U. S. Nat. 

 Herb. 13: 307. Ap 1911. 



Polygala nudala Brand. Univ. Calif. Publ. Bot. 4: 183. J! 1911. 



Stems very numerous, fruticulose, erect, about 1.5 dm. high, sparsely strigillose or sub- 

 glabrous; leaves squamiform, minute, linear-lanceolate, 1-4.5 mm. long, 0.5 mm. wide, acumi- 

 nate, sparsely incurved-puberulous; racemes straight, 4-6-flowered, 2.S cm. long or less; flowers 

 white; sepals ovate to elliptic, acute, 2.2-2.7 mm. long, the upper persistent; wings oval- 

 obovate, 4 mm. long, 2.2 mm. wide, truncate-rounded at apex, glabrous; keel 3.5 mm. long, 

 the blunt beak 0.7 mm. long; capsule oblong, nearly glabrous, 2.S mm. long; seed sericeous, 

 2.3 mm. long; aril 0.S mm. long, with 2 oblong lateral lobes. 



Type locality: Near Monterey, Nuevo Leon. 

 Distribution: Coahuila and Nuevo Leon. 



X. Pantomone. Frutescent; sepals free, herbaceous, persistent; wings petaloid, per- 

 sistent; keel with a conic beak. 



104. Polygala Rusbyi Greene, Bull. Torrey 

 Club 10: 125. 1883. 



Many-stemmed undershrub, ascending or erectish, 8-10 cm. high, densely and canescently 

 spreading-pilosulous ; leaves obovate or oblanceolate, 7-19 mm. long, 2.5-8 mm. wide, acute 

 or obtusish, rather densely spreading-pilosulous; racemes 2-8-flowered, terminating stems and 

 branches, the axes becoming spiny-tipped; pedicels 3-5 mm. long; flowers rose-colored, the keel 

 yellow; upper sepal elliptic-ovate, hyaline, ciliate, 4.5-6 mm. long, the lower sepals 3.3-4.2 mm. 

 long; wings obovate, 10-10.5 mm. long, 4.8-5.2 mm. wide, rounded, mucronulate, short-ciliate 

 to above the middle; keel 10-10.5 mm. long, the blunt ovate beak 2.8-3 mm. long; capsule sub- 

 orbicular-oval, reticulate, 5.5-5.8 mm. long; seed short-pilose, with a curved beak at base, 

 4 mm. long; aril 1-1.3 mm. deep, fastened to tip of beak of seed, not rostrate, the 2 cuneate- 

 obovate scarious lobes vertically descending. 



Type locality: Near Prescott, Arizona. 



Distribution: Southern Arizona. 



Illustration: Mem. Soc. Phys. Geneve 31(2) J : pi. 18, f. 1-3. 



105. Polygala desertorum Brand. Proc. Calif. Acad. 

 Sci. II. 2: 130. 1889. 



Frutescent, several- to many-stemmed, 2.5 dm. high, erect, sparsely strigillose; leaves linear 

 to linear-lanceolate, 9-18 mm. long, 1-1.5 mm. wide, acute, ciliate and appressed-pubescent, 

 sessile, firm, the lowest linear-obovate, obtuse; racemes loose, 5-9 cm. long, 5- 1 4-flowered ; 

 flowers purple and yellow; sepals oblong-oval to elliptic, glabrous, 5-7.5 mm. long; wings 

 purple, oblong-obovate, glabrous, veiny, 8 mm. long, 3.4 mm. wide, rounded, appearing apicu- 

 late by the inflexing of the sides; keel yellow, 8.5 mm. long, the blunt beak 2.2 mm. long; cap- 

 sule oval-oblong, glabrous, 5-5.5 mm. long; seed subsericeous, 3.5 mm. long; aril 1.2 mm. deep, 

 corneous, glabrous, with oblong lateral lobes. 



Type locality: Agua Dulce, Lower California. 



Distribution: Lower California. 



Illustration: Contr. Gray Herb. 47: pi. 2,f. 53. 



XI. Triclisperma. Herbaceous perennial; sepals free, herbaceous, deciduous; wings 

 petaloid, deciduous; keel with a fimbriate crest. 



106. Polygala paucifolia Willd. Sp. PI. 3 : 880. 1803. 



Polygala pauciflora Muhl.; Willd. Sp. PI. 3: 880, as synonym. 1803. 



Polygala uniflora Michx. Fl. Bor. Am. 2: 53. 1803. 



Polygala purpurea Ait. f.; Ait. Hort. Kew. ed. 2. 4: 224. 1811. 



Triclisperma grandiflora Raf. Speech. 1: 117. 1814. 



Polygala paucifolia apogonia Raf. Med. Fl. 2: 64. 1S30. 



Polygala paucifolia procu?nbens Raf. Med. Fl. 2: 64, nomen nudum. 1830. 



Polygala paucifolia heterantha Raf. Med. Fl. 2: 64. 1830. 



