Fig. '21. Lamarckiana. 



I 



Fig, 25. Lata. 



Fig. 2'2. Gigas. 



Fig. 2i. Scintillans. 



FiQ. 26. Nanella. 



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Oenothera Lamarckiava and Some of its Mutants 



Figs. 21-2-1, inflorescence and leaf from base of main stem; 25, inflorescence only; 



28, entire plant. (From Davis.) 



