color-variation

Updated: June 18, 2025

From their seeds I sowed in 1898 a first generation, of which a hundred plants flowered the next year, and from their seeds I sowed in 1900 the lot which produced the sport. Neither the introduced plants nor their offspring had exhibited the least sign of a color-variation, besides the blue and white stripes.

Hugo de Vries - Species and Varieties, Their Origin by Mutation