MORPHOLOGY, GENETICS AND BREEDING 



67 



smaller than in Valencia, mostly erect, green. Fruits variable in size, 1-3 

 cm., usually about 2 cm. ; 1-3 seeded, mostly 2 seeded, clustered near the 

 base of the main stem. Shells thin, prominently veined; beak small or 

 lacking. Constriction moderate to pronounced. Seeds variable, spherical 

 to rounded elliptic, sometimes red or pink, usually flesh, sometimes white, 

 0.2 gm.-0.5 gm., germinating immediately upon maturity. Highly sus- 

 ceptible to cercospora leaf spot. 



3. Valencia (figures 23, 24). — Plants sparsely branched, consisting 

 usually of four (sometimes six) main lateral branches, one from each 

 cotyledonary axil and one from each of the first two foliage leaf axils of 

 the main stem. Main stem and laterals usually of approximately equal 

 lengths. Nodes of the main axis above the principal laterals mostly re- 



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Figure 22, — A Spanish peanut in profile. 



