rock penstemon

Từ điển WordNet v3.1 - WordNet Dictionary

noun

one of the West's most beautiful wildflowers;
large brilliant pink or rose flowers in many racemes above thick mats of stems and leaves;
ledges and cliffs from Washington to California
• Syn:
cliff penstemon, Penstemon rupicola
• Hypernyms:
wildflower, wild flower
• Member Holonyms:
Penstemon, genus Penstemon