WOOTON AND STANDLEY—FLORA OF NEW MEXICO. 365 
26. Astragalus shortianus Nutt.; Torr. & Gray, Fl. N. Amer. 1: 331. 1838. 
Astragalus cyaneus A. Gray, Mem. Amer. Acad. n. ser, 4: 34. 1849. 
Astragalus shortianus cyaneus Jones, Contr. West. Bot. 8:5. 1898. 
Xylophacos shortianus Rydb. Colo, Agr. Exp. Sta. Bull. 100: 297. 1906. 
Type tocauity: “Rocky Mountains, toward the plains of the Oregon.”’ 
Rance: Northern New Mexico to Nebraska and Wyoming. 
New Mexico: Santa Fe; Shiprock; Albuquerque. Plains and hills, in the Upper 
Sonoran Zone. 
The type of A. eyaneus was collected near Santa Fe by Fendler (no. 148). 
27. Astragalus amphioxys A. Gray, Proc. Amer. Acad. 18: 366. 1878. 
Xylophacos amphioxys Rydb. Colo, Agr. Exp. Sta. Bull. 100: 297. 1906. 
TYPE Locauity: ‘Southern Utah and New Mexico and Northern Arizona.’’ 
Rance: Colorado to Arizona and Texas. 
New Mexico: Albuquerque; Carrizo Mountains. Dry hills and plains, in the Upper 
Sonoran Zone, 
28. Astragalus bisulcatus (Hook.) A. Gray, U. 8. Rep. Expl. Miss. Pacif, 12: 42. 
1860. 
Phaca bisulcata Hook. Fl. Bor. Amer. 1: 145. 1833. 
Diholcos bisuleatus Rydb. Colo. Agr. Exp. Sta. Bull. 100: 297. 1906. 
Tyrer Locauity: ‘Plains of the Saskatchewan.”’ 
Range: Saskatchewan and Nebraska to New Mexico, 
New Mexico: Springer; Raton; Nutritas Creek, Plains and low hills, in the Upper 
Sonoran and Transition zones. 
29. Astragalus haydenianus A. Gray, Proc. Amer. Acad. 12: 56. 1876. 
Diholeos haydenianus Rydb. Colo. Agr. Exp. Sta. Bull. 100: 207. 1906. 
TypE Locauiry: Southwestern Colorado. 
RanaE: Wyoming to New Mexico. 
New Mexico: Nutria; Ramah; Dulce; Chama. Hillsides, in the Transition Zone. 
30. Astragalus diversifolius A. Gray, Proc. Amer. Acad. 6: 230. 1866. 
Homalobus orthocarpus Nutt.; Torr. & Gray, Fl. N. Amer, 1: 351. 1838, not Astra- 
galus orthocarpus Boiss. 1849. 
Astragalus junciformis A. Nels. Bull. Torrey Club 26: 9. 1900. 
Homalobus junciformis Rydb, Colo, Agr. Exp. Sta. Bull. 100: 210. 1906. 
Types Locauity: ‘Sandy plains of the Colorado of the West, near the sources of the 
Platte.’ 
Range: Idaho to Utah and New Mexico. 
New Mexico: Gallup (Herrick 812). Plains, in the Upper Sonoran Zone. 
Characterized by the peculiar rushlike, apparently leafless stems and slender 
straight pods, 
81. Astragalus tenellus Pursh, I'l. Amer. Sept. 473. 1814. 
Astragalus multiflorus A, Gray, Proc. Amer, Acad. 6: 226, 1864. 
Homalobus tenellus Rydb. Colo. Agr. Exp. Sta. Bull. 100: 209. 1906. 
Type Locauiry: ‘‘On the banks of the Missouri.”’ 
Rance: Mountains of New Mexico, northward throughout the Rocky Mountains, 
New Mexico: Santa Fe; Ponchuelo Creek. Transition Zone. 
32. Astragalus wingatanus S. Wats. Proc. Amer. Acad. 18: 192. 1883. 
Homalobus wingatanus Rydb. Colo. Agr. Exp. Sta. Bull. 100: 209. 1906. 
TypE Locatity: Fort Wingate, New Mexico. Type collected by Matthews. 
RANGE: Western New Mexico and eastern Arizona. 
New Mexico: Fort Wingate; Carrizo Mountains. Hillsides, in the Transition Zone, 
