Summary description from Wikipedia:

Pellaea glabella in languages:

English

smooth cliffbrake

French

pelléade glabre

Images from inaturalist.org observations:

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Parent Taxon

• Pellaea

Sibling Taxa

• Pellaea ambigua
• Pellaea andromedifolia
• Pellaea angolensis
• Pellaea angulosa
• Pellaea atropurpurea
• Pellaea boivinii
• Pellaea brachyptera
• Pellaea breweri
• Pellaea bridgesii
• Pellaea calidirupium
• Pellaea calomelanos
• Pellaea cordifolia
• Pellaea dura
• Pellaea falcata
• Pellaea gastonyi
• Pellaea glabella
• Pellaea glauca
• Pellaea intermedia
• Pellaea leucomelas
• Pellaea longipilosa
• Pellaea lyngholmii
• Pellaea mucronata
• Pellaea myrtillifolia
• Pellaea nana
• Pellaea notabilis
• Pellaea oaxacana
• Pellaea ovata
• Pellaea paradoxa
• Pellaea pectiniformis
• Pellaea pringlei
• Pellaea prolifera
• Pellaea pteroides
• Pellaea regnelliana
• Pellaea reynoldsii
• Pellaea rotundifolia
• Pellaea rufa
• Pellaea sagittata
• Pellaea striata
• Pellaea ternifolia
• Pellaea timorensis
• Pellaea tomentosa
• Pellaea tripinnata
• Pellaea truncata
• Pellaea villosa
• Pellaea wrightiana

Child Taxa

• Pellaea glabella glabella
• Pellaea glabella occidentalis
• Pellaea glabella simplex

Top Observation Places

• Orland Park
• New Brunswick
• Niagara Falls