148 Muhlenbergia, Volurtie i 



scription here. No doubt when Malacothrix is again taken up, 

 it will be restricted to the original species, and Nuttall's genera 

 revived. 



Agoseris heterophylla (Nutt.) Greene, Pittonia, 2: 178. 

 1891. 

 Macrorhynchus heterophyllus Nutt. Trans. Am. Phil. Soc. 



II. 7: 430. 1841. 

 Cryptopieura Californica Nutt. 1. c. 431. 

 Troximon heterophyllum Greene, Bull. Torr. Club, 10: 88. 



1883. 

 No. 7822, collected May 5, in moist ground along the rail- 

 road a short distance west of Tehachapi, Kern county. Very 

 doubtfully referred here, the plants in flower only. 



Agoseris retrorsa (Benth.) Greene, Pittonia, 2: 178. 1891. 



Macrorhynchus retrorsus Benth. PI. Hartw. 320. 1849. 



Macrorhynchus angustifolius Kellogg, Proc. Cal. Acad. 5: 

 47. 1873. 



Troximon retrorsum Gray, Proc. Am. Acad. 9: 216. 1874. 



No. 7983, collected June 5, in moist shaded places a short 

 distance below Shasta Springs, Siskiyou county. The type was 

 from "montibus Sacramento." 



Agoseris grandiflora (Nutt.) Greene, Pittonia, 2: 178. 1891, 

 Stylopappus gra7idiflorus Nutt. Trans. Am. Phil. Soc. IL 



7:432. 1841. 

 Macrorhynchus grandifiorus T. & G. FI. N. A. 2: 492. 



1843. 

 Troxifnon grandifiorum Gray, Proc. Am. Acad. 9: 216. 



1874. 

 No. 8030, collected June 15, in sandy soil along the rail- 

 road at Sisson, Siskiyou county. The akene is fusiform, a lit- 

 tle more than one-third the length of the beak. 



