24 



DIMORPHIC LEAVES IN RELATION TO HEREDITY, 



nature of the trniisitiou Iroiii brotul to narrow leaves, it is prob- 

 able that varieties differ considerably in this respect, for Mr. W. R. 

 Beattie informs the writer that broad-leaved varieties will some- 

 times show a few deeply divided leaves late in the season. Two 

 general types of pods are recognized, but there seems to be no very 

 definite relation between tlie form of the leaf and that of the pods. 

 Long, narrow ])0(ls are not confined to narrow-loavod viirioties. but 



FiG'. 13.— YoiHi},' loiif from vogetiitivc bmiicli of Ksyptiaii cotton, with fn o lobes 

 and etinal stipules. (Natural size.) 



are shared by broad-leaved sorts. Broad-leavoil varieties scorn to 

 produce the thickest pods, but some of the narrow-leaved sorts have 

 short pods.^ 



The prevalence of the broad-leaved forms of okra in Egy])t is 

 dou]>tless the explanation of the fact that tlu> u:\mv Bamieh or 



1 Beattie, W. R. Okra: Its Culture and I'ses. Fanners' lliilletin 232, U. S. Dept. of Agriculture, 1905- 

 pp. 12-16. 



221 



