pyramid plant

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any of various tall perennial herbs constituting the genus Frasera;
widely distributed in warm dry upland areas of California, Oregon, and Washington
• Syn:
columbo, American columbo, deer's-ear, deer's-ears, American gentian
• Hypernyms:
herb, herbaceous plant
• Member Holonyms:
Frasera, genus Frasera