silver fern   (TTS Sound)

The silver_fern has 2 Senses.

• pityrogramma calomelanos, silver fern
• tropical American fern having fronds with white undersides
• 熱帯アメリカ産シダ、葉の裏面に白粉を密生

• pityrogramma argentea, silver fern
• fern of southern tropical Africa having fronds with white undersides
• 白い下側に葉を有する南熱帯アフリカのシダ