Chionodoxa was distinguished from the genus Scilla by two features: the tepals are joined at their bases to form a tube rather than being free; and the stamens have flattened stalks (filaments), which look almost like a cup in the centre of the flower.
Chionodoxa was distinguished from Scilla by two notable features: the fusion of tepals to form a tube-like structure and the presence of flattened stamen stalks, which give the appearance of a small cup in the center of the flower.