Tra từ cascade penstemon - Từ điển WordNet v3.1

Từ điển WordNet v3.1 - WordNet Dictionary

cascade penstemon

noun

whorls of deep blue to dark purple flowers at tips of erect leafy stems;
moist places from British Columbia to Oregon
• Syn:
Penstemon serrulatus
• Hypernyms:
wildflower, wild flower
• Member Holonyms:
Penstemon, genus Penstemon