Mutants and hybrids of the oenotheras . Fig. 2. Rosette five months old of No. of the hybridOnagra lamarckiana X Onagra biennis. PLATE Fig. i. Adult plant of of the hybrid Onagra Iamarckiana : Onagrabiennis, showing basal rosette, pathological leaves, normal leaves onupper part of stem, buds, and flowers.

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Keywords: ., book, bookcentury1900, bookdecade1900, booksubjectplantsvariation