490 The Inconstancy of Fas dated Races. 
very considerable, and all the intermediate stages can 
often be observed on the lateral branches of a single plant. 
The most important result which can be deduced from 
the experiments which follow is the discovery that the 
atai'ists or non-fasciated individuals of the race can only 
be regarded as reversions in the morphological sense; 
but that physiologically considered, that is, as transmitters 
Fig. 105. Ranunculus bulbosus. A fasciated stem which 
has grown up from a broadened rosette of radical leaves. 
The terminal flower is also broadened and split. Hilver- 
sum, 1894. 
of fasciations, they are scarcely inferior to the best fas- 
ciated specimens of the race. The character in question 
is only latent in them, or rather only temporarily invisible ; 
perhaps simply not developed by reason of the absence 
of some necessary external factors. 
The atavists do not, so to speak, depart from the 
race, as do those of Oenothera scintillans; the race con- 
