genus Bartle-Frere
— Noun
– English
~ a living fossil or so-called `green dinosaur'; genus or subfamily of primitive nut-bearing trees thought to have died out 50 million years ago; a single specimen found in 1994 on Mount Bartle Frere in eastern Australia; not yet officially named
genus Arum
— Noun
– English
~ type genus of the Araceae: tuberous perennial herbs of Europe and Asia with usually heart-shaped leaves
genus Cattleya
— Noun
– English
~ large and highly valued genus of beautiful tropical American epiphytic or lithophytic orchids; the typical orchids; known in many varieties
genus Asclepias
— Noun
– English
~ genus of chiefly North American perennial herbs: silkweed; milkweed