Flower colour of two forms ofBrassica oleraceain the sixteenth century

Abstract

SUMMARY In the sixteenth century Savoy cabbage in The Netherlands had white flowers, while at present this cabbage variety has yellow flowers. In the same century, the branching form ‘Ghehackelde kool’ may have had cream flowers or white flowers like the present day Portuguese tronchuda kale and the Chinese Brassica alboglabra.