FEB 6- 1907 
/MUHLENBEBGIA 
ALA. HELLER, Editor 
Los Garos, CALIFORNIA, JANUARY 30, 1907 
‘ 
SOME PLANTS ERRONEOUSLY OR QUESTIONABLY 
_ ATTRIBUTED TO SOUTHERN CALIFORNIA 
By. (S. B: PARISH 
In a previous paper in Zoe, February-April, 1901, the writer 
indicated certain plantae inguirendae, whose presence, or place, 
in the flora of southern California was based on either ascer- 
tained error, or unsatisfactory evidence. One of the plants there 
mentioned, Samducus Mexicana, has since turned up, Mr. Hall 
having collected it in the San Jacinto mountains; if, at least, 
we concede S. velutina to be identical with that species. But 
Mr. Hall’s specimens suggest that .S. velu¢ina would be disposed 
of better as a variety of the common S. glauca. 
_ The object of the present paper is to call attention to some 
other erroneous or questionable references. But first it is to be 
noted that the simple fact that a plant, purporting to have been 
collected by an early explorer, has not been rediscovered since, 
is by no means sufficient evidence of an erroneous record. It is 
true that our present acquaintance with the flora is far more 
intimate than that of the traveler, who passing hastily through 
(1) 
LIBRARY 
NEW YORK 
BOTANICAL 
GARDEN. 
