Tra từ black-stem spleenwort - Từ điển WordNet v3.1

Từ điển WordNet v3.1 - WordNet Dictionary

black-stem spleenwort

noun

fern of tropical America: from southern United States to West Indies and Mexico to Brazil
• Syn:
black-stemmed spleenwort, little ebony spleenwort
• Hypernyms:
spleenwort