silvery_spleenwort
1. [ noun ] (botany) fern with elongate silvery outgrowths enclosing the developing spores
Synonyms: Athyrium_thelypteroides Deparia_acrostichoides
Related terms: fern Deparia
2. [ noun ] (botany) North American fern with narrow fronds on yellowish leafstalks
Synonyms: narrow-leaved_spleenwort Athyrium_pycnocarpon Diplazium_pycnocarpon glade_fern
Related terms: fern Athyrium
Similar spelling:   silvery_wormwood