MUTATIONS OF OENOTHERA SUAVEOLENS DESF. 



Fig. 4. Oenothera suaveolens X Oe. Lamarckiana nanella, Aug. 14, 1915. 

 Twin hybrids of the first generation after crossing. To the left a flowering spike of 

 laeta, to the right a spike of velutina, deprived of its flowers. Bases of spikes with 



almost ripe fruits below the tops 



