Pteridaceae

American rockbrake

Cryptogramma acrostichoides R.Br.

Family: Pteridaceae
Genus: Cryptogramma

Pet and kid safety: not checked yet. Check pet-safe plants

American rockbrake: American Rockbrake, American Parsley Fern — Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons

Is yours looking unwell? Scan your plant — free

Common names

By language (1)

English: American rockbrake, American parsley fern

Synonyms

Allosorus acrostichoides Spreng.
Allosorus crispus var. acrostichoides (R.Br.) Milde
Allosorus foveolatus Rupr.
Cryptogramma crispa subsp. acrostichoides (R.Br.) Hultén
Cryptogramma crispa var. acrostichoides (R.Br.) C.B.Clarke
Cryptogramma stelleri var. foveolata Gilbert
Gymnogramma acrostichoides (R.Br.) C.Presl
Phorolobus acrostichoides Fée

Characteristics

Growth habit: Forb/herb
Lifespan: Perennial
In the US and Canada: Alaska: native, Canada: native, Lower 48 states: native

Photos

Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons
Photo: brewbooks from near Seattle, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: brewbooks from near Seattle, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: brewbooks from near Seattle, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: Jhorthos, CC BY-SA 4.0, from Wikimedia Commons
Photo: Jhorthos, CC BY-SA 4.0, from Wikimedia Commons
Photo: Jhorthos, CC BY 4.0, from Wikimedia Commons

More in Cryptogramma

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.