194 



FEANCIS RAMALEY 



much as 4 meters in height but most are only 1 or 2 meters. 

 The yellow lupine (Lupinus arhoreus) is a meter or more tall in 

 protected places, but on exposed dunes it is often only 2 to 4 dm. 

 Other shrubs of importance', mostly low-growing, are Lupinus 

 chamissonis , a blue-flowered species with silvery foliage, Rham- 

 nus californica, with dark-green entire leaves, Baccharis pilula- 

 ris, a small-leaved composite often important as a constituent 



Fig. 2. General dune landscape. The vegetation in the protected area of the 

 foreground is soon to be destroyed by the advancing dunes. 



of chaparral on mountain sides, and Ericameria ericoides, a 

 heath-like composite. Two undershrubs are Eriophyllum and 

 Artemisia. 



Plants of Low Places 



In low places where vegetation is well established willow 

 dominates and with it occur, in addition to plants already 

 named, Juncus, Eleocharis, Scrophularia, Cirsium and Mimulus. 

 One or more xerophytic mosses may be found on north slopes. 

 They are, however, of slight ecological significance. Weeds 



