172 SMITH: STUDIES IN THE GENUS LUPINUS—VII] 
gained my respect, and I am now unable to separate it from 
var. apricus, although it does seem to lean strongly toward 
L. bicolor, as the usual determination indicates. Many of my 
numbers of var. apricus have not been cited above. It is abun- 
dant in many localities of the foothills of the eastern edge of the 
Santa Cruz Mountains, from about San Carlos to Gilroy, 
apparently with a greatly interrupted or spasmodic distribution 
elsewhere. 
The abbreviations used herein in the citation of specimens 
may he identified by reference to the following list: 
B, Brooklyn Botanic Garden. 
BP, C. F. Baker Herbarium, Pomona College, Claremont. 
CA, California Academy of Science. 
CPS, herbarium of the writer. 
DS, Dudley Herbarium, Stanford University. 
G, Gray Herbarium, Harvard University. 
“PBC, Provincial Museum, Victoria, British Columbia. 
UC, Department of Botany, University of California. 
UCX, Division of Agronomy, Uni versity of California 
Experiment Station. 
US, United States National Herbarium. 
WLU, Willamette University, Salem, Oregon. 
SAN Jose, CALIFORNIA 
