350 NORTH AMERICAN FLORA [Volume 24 



11-14, oval, notched at the apex, 6-10 mm. long, 3-5 mm. wide, thin, glabrous; peduncles 

 5-10 cm. long; racemes 1-5-flowered; bracts lanceolate, 2 cm. long; calyx black- 

 hairy, the tube 4 mm. long, slightly funnelform, the teeth lance-subulate, 3 mm. long; corolla 

 purple, "3-4 times as long as the calyx"; pod minutely black-strigulose, membranous, sessile, 

 narrowly ellipsoid, 4-5 cm. long, 15-18 mm. thick and wide. 



Type locality: Eschscholtz Bay, Alaska. 



Distribution: Western Alaska. 



Illustration: M. E. Jones, Rev. Astrag. pi. T,f. 26. 



16. Candolleanae. Perennial or annual low herbs, more or less strigose and branched. 

 Calyx-teeth subulate or lanceolate. Corolla small, mostly ochroleuccus or tipped with purple. 

 Pod sessile, round-ellipsoid, rounded in cross-section. 



51. Phaca Wardii (A. Gray) Rydb. Bull. Torrey Club 40; 47. 1913. 



Astragalus Wardii A. Gray, Proc. Am. Acad. 12: 55. 1877. 



Perennial, with a short woody caudex; stems erect or decumbent at the base, glabrous, 

 2-4 dm. high, straw-colored; leaves ascending, 6-10 cm. long; stipules deltoid, distinct or 

 nearly so, about 2 mm. long, glabrous; leaflets 13-21, oblong or linear-oblong, 6-10 mm. long, 

 1-3 mm. wide, obtuse, truncate, or slightly retuse, glabrous; peduncles 2-5 cm. long; racemes 

 5-15-flowered, 2-5 cm. long; calyx slightly pubescent, the tube campanulate, 5 mm. long, the 

 teeth subulate, fully 1 mm. long; corolla white or straw-colored, 6-7 mm. long; banner with an 

 obovate retuse blade, reflexed; wings nearly as long as the banner, the blade oblong, twice as 

 long as the claw, with an acute basal auricle; keel-petals much shortei, rounded at the apex; 

 pod sessile, mottled, glabrous, 2-2.5 cm. long, 12-15 mm. wide; seeds brown, obliquely reniform, 

 fully 2 mm. long and more than 1.5 mm. wide. 



Type locality: Sevier County, Utah, on the edge of Aquarius Plateau. 



Distribution: Utah. 



Illustration: M. E. Jones, Rev. Astrag. pi. 11, f. 51. 



52. Phaca Candolleana H.B.K. Nov. Gen. & Sp. 6: 495. 1824. 



Astragalus triflorus A. Grav, PI. Wright. 2: 45, in part. 1853. Not Phaca triflora DC. 1802. 

 Astragalus Candolleanus Sheldon, Minn. Bot. Stud. 1: 140. 1894. Not .4 . Candolleanus Royle, 1835. 

 Astragalus triflorus Candolleanus M. E. Jones, Proc. Calif. Acad. II. 5: 637. 1895. 



Perennial, with a cespitose caudex; stem pubescent, erect or decumbent below, angled; 

 leaves ascending, 5-10 cm. long; stipules lanceolate-deltoid, acuminate, pubescent, 3-4 mm. 

 long, deciduous; leaflets 17-25, linear-oblong, obtuse or emarginate, sparingly hirsute, 7-10 

 mm. long, 2-3 mm. wide; peduncles 2-5 cm. long; racemes 4- 1 0-flowered ; calyx pubescent, 

 the tube campanulate, 2-2.5 mm. long, the lobes subulate, 1-1.5 mm. long, acuminate; cotolla 

 white, about 7 mm. long; banner obovate, retuse, strongly reflexed; blade of the wings oblong, 

 with an acute basal auricle, longer than the claw; keel-petals shorter, the blade obliquely obo- 

 vate, obtuse, with a rounded basal auricle; pod ellipsoid, sessile, glabrous, straw-colored, 14-18 

 mm. long; seeds obliquely reniform. 



Type locality: Vulcano Jorullo, Mexico. 

 Distribution: Southern Mexico. 

 Illustration: H.B.K. Nov. Gen. & Sp. pi. 586. 



53. Phaca Wootoni (Sheldon) Rydberg. 



Astragalus triflorus A. Gray, PI. Wright. 2: 45. 1853. Not Phaca triflora DC. 1802. 



Astragalus Wootoni Sheldon, Minn. Bot. Stud. 1: 138. 1894. 



Astragalus Candolleanus Sheldon, Minn. Bot. Stud. 1: 140. in part. 1894. 



Astragalus playanus M. E. Jones, Contr. W. Bot. 8: 6. 1898. 



Astragalus triflorus playanus M. E. Jones, Rev. Astrag. 106. 1923. 



Annual or perennial; stems several from the woody root, 1-3 dm. high, eiect or decumbent 

 below, finely striate; leaves ascending, 5-10 cm. long; stipules deltoid, 3-4 mm. long, acuminate; 

 leaflets 9-19, oblong, mostly obutse, 1-2 cm. long, strigose beneath, glabious above; peduncles 

 2-5 cm. long; racemes 6- 1 0-flowered ; calyx strigose, the tube campanulate, 2-2.5 mm. long, the 



