a pale-yellow crystalline alkaloid extracted from seeds or corms of the autumn crocus. It is used in the treatment of gout and to create polyploid plants by inhibiting chromosome separation during meiosis. Formula: C22H25NO6
a poisonous, yellow alkaloid, C22H25NO6, extracted from the seeds or corms of a species of colchicum (Colchicum autumnale): used in the treatment of gout, in genetic engineering, and to produce chromosome doubling in plants for greater growth and fertile hybrids