FIG. 12.—MUTATION IN CENOTHERA. 
(From de Vries.) 
Toprow .. .. Lam. lata 
Second row .. subovata albida 
Third row.. .. albida albida 
Fourth row... _~— oblonga lata 
Fifth row ..  .. Lam. Lam. 
Lam 
Lam. 
lata 
Lam. 
vubvinervis, 
[Zo face p. 743 
