is a specific kind of: flower.

is a broader term that covers: Gentiana acaulis, gentianella | blind gentian, bottle gentian, closed gentian, Gentiana andrewsii | explorer's gentian, Gentiana calycosa | blind gentian, closed gentian, Gentiana clausa | Gentiana lutea, great yellow gentian | calathian violet, Gentiana pneumonanthe, marsh gentian | Gentiana saponaria, soapwort gentian | Gentiana villosa, striped gentian | ague weed, agueweed, five-flowered gentian, Gentiana quinquefolia, Gentianella quinquefolia, stiff gentian | felwort, gentianella amarella | fringed gentian | spurred gentian ... show more.

is a member of: family Gentianaceae, gentian family, Gentianaceae.