| NOUN | plant | silver fern, Pityrogramma calomelanos | tropical American fern having fronds with white undersides |
|---|---|---|---|
| plant | silver fern, Pityrogramma argentea | fern of southern tropical Africa having fronds with white undersides |
| Meaning | Tropical American fern having fronds with white undersides. | |
|---|---|---|
| Synonym | Pityrogramma calomelanos | |
| Member of | Pityrogramma, genus Pityrogramma | terrestrial tropical ferns having fronds with powdery yellowish or white undersides |
| Broader | fern | Any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward |
| Meaning | fern of southern tropical Africa having fronds with white undersides. | |
|---|---|---|
| Synonym | Pityrogramma argentea | |
| Member of | Pityrogramma, genus Pityrogramma | terrestrial tropical ferns having fronds with powdery yellowish or white undersides |
| Broader | fern | Any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward |
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