176 ERYTHEA. 



continuous maintenance. An alien has presumably been 

 introduced by human agency." 



The remark of Sir Joseph Hooker with regard to Great 

 Britain, that the vagueness of these definitions is unavoid- 

 able^^and their correct application in many cases exceed- 

 ingly difficult, applies equally to California. 



Scolymus Hispaniciis, L., reported on p. 145, can scarcely 

 be considered a " denizen " as yet. It proves to have been 

 introduced by some people living in the neighborhood^ who 

 bought the seed from an eastern seedsman under the name of 

 "Spauish Oyster'Plant. " It will be interesting for anyone 

 visiting Los Gatos from time to time, to note whether it is 

 inclined to spread; the precise locality, where Miss Cannon 

 found it, is the hillside above the El Monte Hotel. 



Solanum elceagnifolium has recently been sent to me by Mr. 

 James E. Hughes of Fresno, who reports that it was intro- 

 duced onto his ranch some eight years ago, during which 

 time it has spread over five acres of land^ and is now beyond 

 his control. The long woody roots of this weed make it very 

 troublesome to eradicate. In 1895 Mr. S. B. Parish recorded, 

 that it was well established by roadsides at South Riverside. 

 — J. BuRTT Davy. 



Baron von Mueller: — The Chamisso Botanical Section 

 of the Science Association of the University of California 

 has passed the following resolution : Whereas the Chamisso 

 Botanical Section of the Science Association of the Univers- 

 ity of California has heard of the death of Sir Ferdinand 

 Baron von Mueller, Government Botanist of Victoria, there- 

 fore be it 



Resolved: That the Section hereby expresses its 

 deep sense of loss sustained by the removal of Baron 

 Mueller after a long life rich in contributions to scientific 

 knowledge. We feel that his persevering industry in the 

 cause of botany and agriculture, and his liberal generosity 

 in the dissemination of information, as well as of seeds and 



