. 270 
At San Francisquito we spent only one night and only a few 
hours were given to shore work. This proved to be a very in- 
teresting station and although extremely dry ee curious plants 
were found to interest me. The cactus display was very remark- 
able. At this place I found the strange Peis invicta, which 
Fic. 47. Large plant of Echinocactus Di it he st £ S: Catalina Island 
does not at all suggest an Opuntia but was taken to be an Echi- 
nocereus. Nine species of cactuses were collected. 
The next stop was at Angel de la Guardia, the largest island 
in the Gulf, which is the most barren region I have ever seen, 
unless it were a sandy waste or an alkali flat. The island is 
