Pomona College Journal oe Economic Botany 



IS 



B. Towards base broadly rounded ; pedicel inserted on one side ; color 



dark green Miller 



BB. Towards base more or less tapering, pear-shaped, or bottlenecked. 

 C. Color deep, dark green; weight up to 1.3 pounds. 



D. Length about 4 ins. ; pedicel inserted at center ; flesh thin Walker 



DD. Length about 6 ins. ; pedicel inserted on one side; flesh thick Lyon 



CC. Color pale greenish yellow ; weight up to 2 pounds Rico 



Trapp 



(Figure 6 A) 



Form roundish oblate to oblate pyriform ; size medium to large ; cavity 

 regular, small, shallow, with gradual slope, somewhat furrowed; stem stout; 



Figure 6. At left the Trapp Avocado and at right the Chappelow, as originally figured 

 in Year Book U. S. Dept. Agriculture. 



apex slightly depressed ; surface smooth and undulating, with numerous 

 brownish dots, some of which are indented ; color pale green, with faint and 

 indistinct pale yellow stripes ; skin very thick and tough, separating readily 

 from the flesh ; flesh fairly thick, firm, but smooth and rather oily in texture, 

 ranging from pale green near the skin to greenish yellow next the seed 

 cavity; flavor mild, pleasant; seed large, oblate, with loose seed coats, and 

 loose in the cavity, sometimes germinating in the fruit when allowed to re- 

 main late on the tree, though, so far as observed, without injury to either 

 texture or flavor of flesh ; quality very good ; season from October 1 to 

 January in South Florida, occasional specimens having remained on the 

 tree in good condition until March. 



