Part 5, 1929] FABACEAE: GALEGEAE 255 



6. Kentrophyta rotunda (M. E. Jones) Rydb. Bull. Torrey Club 

 51:23. 1924. 



Astragalus tegelarius rotundus M. E. Jones, Proc. Calif. Acad. II. 5: 650. 1895. 

 Astragalus Kentrophyta rotundus M. E. Jones, Contr. W. Bot. 10: 63. 1902. 

 Astragalus montanus rotundus M. E. Jones, Rev. Astrag. SO. 1923. 



A perennial, with a cespitose caudex; stems intricately branched, 1-2 dm. long, strigose; 

 stipules scarious, connate, deltoid, acuminate, strigose throughout; leaves about 1 cm. long, 

 spreading; leaflets 5, linear-lanceolate, narrowed at each end, with short spinulose tips, strigose- 

 canescent beneath, mostly glabrate above, 5-8 mm. long, 1-1.5 mm. wide; peduncles very 

 short; calyx strigose, the tube 2 mm. long, the lobes subulate-filiform, 1.5 mm. long; corolla 

 5-6 mm. long, apparently pinkish; pod lance-ovate, strigose, 6 mm. long, 2.5 mm. thick, rather 

 turgid, the beak recurved. 



Type locality: Loa and Panguitch Lake, Utah. 



Distribution: South and central Utah. 



Illustrations: M. E. Jones, Contr. W. Bot. 10: pi. 1; Rev. Astrag. pi. 5. 



7. Kentrophyta minima Rydb. Bull. Torrey Club 34: 420. 1907. 



A perennial, with a densely cespitose caudex; stems intricately branched, 1-10 cm. long; 

 stipules scarious, deltoid, 1-3 mm. long, sparingly canescent; leaves 5-8 mm. long; leaflets 

 5-7, linear-lanceolate, conduplicate, canescent with ascending hairs, 3-5 mm. long, with short 

 spinulose tips; flowers usually solitary; calyx strigose, the tube 1-1.5 mm. long, the lobes 

 subulate, 1 mm. long; corolla ochroleucous with purple-tipped keel, 3 mm. long; pod ovoid, 

 rather turgid, 3 mm. long, strigose. 



Type locality: Yellowstone National Park. 

 Distribution: Northwestern Wyoming. 



8. Kentrophyta Wolfii Rydb. Bull. Torrey Club 32: 665. 1906. 



Astragalus tegelarius implexus Canbv; Porter & Coult. Svn. Fl. Colo. Add. 1874. 

 Homalobus Wolfii Rydb. Bull. Torrey Club 31: 562. 1904. 



A perennial, with a densely cespitose caudex; stems intricately branched, less than 1 dm. 

 long; stipules scarious, broadly ovate-deltoid, strongly veined, hirsute-canescent, acuminate, 

 3 mm. long; leaves 5-6 mm. long; leaflets 5, approximate, lanceolate or linear-lanceolate, 

 grayish-hirsute, 3-4 mm. long, with short spinulose tips, strongly conduplicate; peduncles very 

 short, 1- or 2-flowered; calyx canescent-hirsute, the tube scarcely 2 mm. long, the lobes about 

 1 mm. long, subulate; corolla ochroleucous with purple-tipped keel, about 4 mm. long; pod 

 unknown. 



Type locality: South Park, Colorado. 

 Distribution : Mountains of Colorado. 



9. Kentrophyta tegetaria (S. Wats.) Rydb. Bull. Torrey Club 

 34:421. 1907. 



Astragalus tegelarius S. Wats. Bot. King's Expl. 76. 1871. 

 Tragacanlha tegetaria Kuntze, Rev. Gen. 948. 1891. 

 Homalobus tegelarius Rydb. Bull. Torrey Club 31: 563. 1904. 

 Astragalus montanus tegelarius M. E. Jones, Rev. Astrag. 81. 1923. 



A perennial, with a densely cespitose caudex; stems 0.5-1.5 dm. long, slender, strigose, 

 prostrate; stipules scarious, acuminate, deltoid, connate, with scattered hairs; leaves 1-2 cm. 

 long; leaflets 5-9, linear-lanceolate, conduplicate, 3-5 mm. long, less than 0.5 mm. wide, hir- 

 sutulous with ascending or spreading hairs, with short spinulose tips; peduncles 1-3 cm. long, 

 1-3-flowered; calyx strigose, the tube 1.5 mm. long, the lobes subulate-filiform, 1.5 mm. long; 

 corolla about 5 mm. long, ochroleucous with purple- tipped keel; pod ovate-oblong, about 

 5 mm. long, compressed. 



Type locality: Peaks of East Humboldt Mountains, Nevada. 

 Distribution: Mountains of eastern Nevada. 

 Illustration: Bot. King's Expl. pi. 13, f. 7-10. 



