1. (noun) genus of North American herbs: columbo; includes some species sometimes placed in genus Swertia

• genus frasera

1. (noun) genus of North American herbs: columbo; includes some species sometimes placed in genus Swertia

• american columbo
• american gentian
• columbo
• deer's-ear
• deer's-ears
• pyramid plant
• frasera speciosa
• green gentian
• swertia speciosa

1. (noun) genus of North American herbs: columbo; includes some species sometimes placed in genus Swertia

• dicot genus
• magnoliopsid genus

1. (noun) genus of North American herbs: columbo; includes some species sometimes placed in genus Swertia

• family gentianaceae
• gentian family
• gentianaceae