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Definition of Silver fern
1. Noun. Tropical American fern having fronds with white undersides.
Exact synonyms: Pityrogramma Calomelanos
Generic synonyms: Fern
Group relationships: Genus Pityrogramma, Pityrogramma
Generic synonyms: Fern
Group relationships: Genus Pityrogramma, Pityrogramma
2. Noun. Fern of southern tropical Africa having fronds with white undersides.
Exact synonyms: Pityrogramma Argentea
Generic synonyms: Fern
Group relationships: Genus Pityrogramma, Pityrogramma
Generic synonyms: Fern
Group relationships: Genus Pityrogramma, Pityrogramma