86 " Muhlenbergia, Volume i? 



Phaca oxyi>liysa (A. Gray) 



Astragalus oxyphysus A. Gray, Proc. Cal. Acad. 3: 103. 

 1864.- 



Tragacantha oxyphysa Kuntze, Rev. Gen. PI. 2: 974. 1891. 



No. 7792, collected April 28, on hills west of McKittrickj 

 Kern county, in open gravelly ground. The numerous and 

 dense creamy flowers stand almost horizontally. The mature 

 pod is hardly acuminate at both ends as described in the Botany 

 of California, although the apex of the immature pod is shortly 

 acuminate, and when mature can hardly be called acute even, 

 but is tipped with a mucro. 



Homalobus curvicarpus (Sheldon) 



- Astragalus speh'-ocar pus VAX. airvicarpus Sheldon, Minn, 

 Bot.Stud. 1: 125. 1894.- 

 Astragalus speirocarpus \ax. falciformis A. Gray, Bot. Cal. 



1:152. i2>'j6y not A. falci/ormis Desf. 1802. 

 No. 8066, collected June 19, near Grenada Station, Siski- 

 you county, in dry e:round along the railroad. The plants grew 

 in rounded masses, the numerous stems ascendingr. 



Homalobus califoriiicus (A. Gray) 



Astragahts collmus var. Californicus A. Gray, Proc. Am. 



Acad. 12: 54. 1876. 

 Astragalus Californicus Greene, Bull. Cal. Acad. 1: 157. 



No. 8082, collected June 22, on banks along the railroad 

 near Weed, Siskiyou county. The pods are either mottled or 

 without markings. The type was collected at "Yreka, Califor- 

 nia,- E. L. Greene," a point only a few miles north of Weed. 



Hesperastragalus gen. nov. 



Slender branched annuals. Leaves alternate, the stipules 

 distinct and almost free from the petiole; leaflets few to many, 

 the blades usually narrow and notched at the apex. Flowers 



