326 NORTH AMERICAN FLORA [Volume 25 



both sides; racemes loose, 3-7-flowered, 1.3 cm. long or less; flowers greenish in drying; sepals 

 lance-elliptic, subacuminate; wings oval, 5.2 mm. long, 3.8 mm. wide, very obtuse, ciliate and 

 rather sparsely pubescent; keel glabrous, 5.8 mm. long; submature capsule oval, ciliate and 

 pubescent with spreading straightish hairs, 6.8 mm. long; aril 1.3 mm. high, 1.7 mm. long on 

 the dorsal margin, the pilosulous umbo 0.4 mm. high, the scarious margin 3-lobed, the lateral 

 lobes ovate, vertical, appressed, the dorsal subequal, descending at an angle of about 45°. 



Type locality: Sierra de Parras, Coahuila. 

 Distribution: Known only from the type locality. 



41. Polygala annectens Blake, sp. nov. 



Stems several, fruticulose below, erectish, 1.3-2.7 dm. high, rather densely pubescent with 

 incurved hairs; leaves ovate or elliptic-ovate, 1-3 cm. long, 6-10 mm. wide, obtuse to rounded, 

 at base cuneate or rounded, dark-green above, evenly and rather densely incurved-pubescent, 

 beneath paler green, similarly pubescent; racemes rather loose, 3.5 cm. long or less; sepals 

 elliptic-ovate, acute, 2.5-3 mm. long; wings purplish, broadly oval, 5.6-5.8 mm. long, 4-4.6 mm. 

 wide, rounded, cuneate at base, incurved-pubescent on costa and on sides especially toward 

 apex, short-ciliate essentially throughout; keel greenish toward tip, glabrous, 6.6 mm. long; 

 staminal tube and filaments glabrous; capsule broadly oval, short-ciliate, incurved-pubescent, 

 6-9 mm. long; seed pilose, 4.5 mm. long; aril 2-2.2 mm. high, 2.8-2.9 mm. long on the dorsal 

 margin, the crustaceous umbo and the dorsal region pilose, the broad scarious margin 3-lobed 

 and lobulate, the lateral lobes descending, the dorsal slightly deflexed from the horizontal. 



Tvpe collected near Tehuacan. Puebla, Mexico. August 30-September 8, 1905, J. N. Rose, 

 J. H. Painter & J.S. Rose 9897 (U. S. Nat. Herb. no. 453390). 



42. Polygala Russelliana Blake, sp. nov. 



Stems several, suffruticulose below, 2.5 dm. high, rather densely incurved-pubescent; leaves 

 elliptic to lance-elliptic, 1.8-4 cm. long, 5-10 mm. wide, acute to acuminate at each end, rather 

 densely incurved-pubescent; racemes rather loose, 1.5-5.7 cm. long; flowers ochroleucous in 

 dried material; sepals lance-ovate, acuminate, 2.8 mm. long; wings elliptic, 5-5.8 mm. long, 

 2.5-3.2 mm. wide, slightly oblique, rounded or slightly apiculate at apex, cuneate at base, ciliate, 

 sparsely incurved-pubescent; keel glabrous, 5-5.6 mm. long; staminal tube and filaments 

 glabrous; capsule ovate-oval, distinctly narrowed toward the narrowly winged apex, incurved- 

 puberulous, 7-7.5 mm. long; seed 4.5 mm. long; aril 1.2 mm. high, the umbo pilose, the deeper 

 scarious margin 3-lobed, the lobes oblong or deltoid, obtuse, obscurely crenate, the lateral nearly 

 vertical, the slightly longer dorsal descending at an angle of 30-60°. 



Type collected near Ptierta de Ixtla, Morelos, Mexico, July 4, 1901, /. N. Rose & R. Hay 5335 

 (U. S. Nat. Herb. no. 395092). (Named in honor of Paul George Russell, a later collector of the 

 species.) 



Distribution: Sonora and Morelos. 



43. Polygala compacta Rose, Contr. U. S. Nat. 

 Herb. 8: 315. 1905. 



Polygala pubescens A. Gray; Chod. Mem. Soc. Phys. Geneve 31(2) : : 21. 1893. Not P. pubescens 

 Mart. 1815. 



Many-stemmed, ascending or erect, usually densely leafy, 1-2 dm. high, incurved-griseous- 

 puberulous; lower leaves obovate to oval or oval-oblong, 5-17 mm. long, the middle and upper 

 oblong or lance-oblong, 1.1-1.9 cm. long, 3-5 mm. wide, obtuse to acutish, incurved-puberulous; 

 racemes rather dense, 1.5-4 cm. long; flowers apparently ochroleucous; sepals lanceolate, 

 pilosulous; wings oval or obovate-oval, 3.5-5 mm. long, 2-2.5 mm. wide, obtuse or abruptly 

 short-pointed, puberulous; capsule suborbicular to oval, incurved-puberulous, 7-9.5 mm. long; 

 seed 3.5-4.5 mm. long; aril 1-2 mm. high, strongly 3-lobed, the lobes scarious, linear or linear- 

 lanceolate, entire or slightly lobulate, descending or the dorsal more or less spreading, subequal 

 or the dorsal somewhat the longer. 



Type locality: Lava fields at an altitude of 2290 meters. Valley of Mexico, Federal District, 

 Mexico. 



