Muscari
Muscari, (commonly known as grape hyacinth) any of various early flowering spring hyacinths native to Eurasia, usually placed in family Hyacinthaceae. Commonly named on account of the clusters of small, bell-shaped, cobalt-blue flowers look like bunches of upside-down grapes.
Muscari armeniacum is a lovely deep blue grape hyacinth, their flowers borne in a dense raceme on an erect leafless stem.