202 CALIFORNIA ACADEMY OF SCIENCES. 



Arabis aecuata, Gray. 

 Arabis perfoliata, Lam. 



SiLENE CONOIDEA, L. 



Determined by Dr. Sereno Watson, who says it has been 

 found in the southern part of the State. It grows in the 

 Santa Inez mountains, and is also found near Point Sur, 

 below Monterey. Probably introduced from Earope, al- 

 though it seems to inhabit the mountains, and not to be 

 found about fields and dwellings. 



Arenaria Douglasii, Torr. & Gray. 



Calandrinia Breweri, Watson. 



Calandrinia maritima, Nutt. 



SiDALCEA MALV^FLORA, Gray. 



Malvastrum exile, Gray. 



Decumbent, or in exposed situations, smaller and erect. 



Erodium macrophyllum, Hook. & Arn. 



Geranium Carolinianum, L. 



OxALis VVrightii, Gray. 



This species c?espitose from a stout woody caudex, is 

 common about Santa Barbara and along the Coast Range 

 as far north as to San Francisco. The branches often root 

 at the nodes, especially in damp locations and more north- 

 ern habitats. 



Astragalus nigrescens, Nutt. 



HOSACKIA GRANDIFLORA, Benth. 



LupiNUS coNCiNNUs, Agardh. 



PiCKERINGIA MONTANA, Nutt. 



