%0 Journal Article %T The biomorphological keys of age stages of Tofieldia calyculata (L.) Wahlenb. (Melanthiaceae) %A Alexander T. Kuzyarin %J Modern Phytomorphology %D 2012 %I Modern Phytomorphology %X The biomorphology keys for identification of eleven age stages of Tofieldia calyculata (L.) Wahlenb. were elaborated. The relative age of the specimens has been established %K Tofieldia calyculata %K biomorphology keys %K age stages %K relative age %K individ %U http://phytomorphology.org/PDF/MP1/01129132.pdf