116 UNIVERSITY OF CALIFORNIA EXPERIMENT STATION. 



feet apart. They are now growing very fast. (Plate 18 shows three of 

 these trees.) . 



The sugar gums (Eucalyptus corynocalyx) , which are two years older 

 than the blue gums, are planted on the eastern side of the main grove, 

 which consists largely of oaks. These trees, now twelve years old, range 

 in girth from 20 to 30 inches, and are 20 to 25 feet high. The trunks 

 are short, not exceeding 5 feet, and many branch near the ground. The 

 tops spread widely; cattle have eaten the leaves and smaller limbs 

 within reach. 



PLATE 19. ACACIA DECURRENS, ON HILLTOP. 



Acacias. The plantings of acacia originally made included melanoxy- 

 lon and decurrens. The former have died; the latter are so large and 

 healthy as amply to justify large plantations on such soils. 



One of two Acacia decurrens near the north line, close to the fence and 

 isolated from the main grove, is shown in Plate 19. This tree stands 



