"The flower rapidly became a coveted luxury item and a status symbol, and a profusion of varieties followed. They were classified in groups; one-coloured tulips of red, yellow, or white were known as Couleren, but it was the multicoloured Rosen (red or pink on white background), Violetten (purple or lilac on white background), and, to a lesser extent, the Bizarden (red, brown or purple on yellow background) that were the most popular. These spectacular and highly sought-after tulip bulbs would grow flowers with vivid colors, lines, and flames on the petals...
Many individuals grew suddenly rich. A golden bait hung temptingly out before the people, and, one after the other, they rushed to the tulip marts, like flies around a honey-pot. Every one imagined that the passion for tulips would last for ever..."
image and excerpt from here.