grape hyacinth: any of various early flowering spring hyacinths native to Eurasia having dense spikes of rounded blue flowers resembling bunches of small grapes
liliaceous plant: plant growing from a bulb or corm or rhizome or tuber
lao: a member of a Buddhist people inhabiting the area of the Mekong River in Laos and Thailand and speaking the Lao language; related to the Thais