428 BROOKLYN BOTANIC GARDEN MEMOIRS 
(171) (172) (183) (184) 
Fic. 1.—heteris. Fic. 2.--rhomboidea. 
(301) (302) (303) (304) 
FIG. 3.—tenuis. Fic. 4.—simplex. 
Fics. 1-4. Climax leaves from eight rosettes representing the four phenotypes in 
pedigree No. 15406. Heteris and rhomboidea possess one or more B factors; tenuis 
and simplex lack them. 
