Cryptogramma stelleri — slender rock-brake
![Detail of leaf and/or divisions: Cryptogramma stelleri. ~ By Arthur Haines. ~ Copyright © 2025 Arthur Haines. ~ arthur.d.haines[at]gmail.com](https://newfs.s3.amazonaws.com/taxon-images-1000s1000/Pteridaceae/cryptogramma-stelleri-ld-ahaines-c.jpg)
![Sori: Cryptogramma stelleri. ~ By Arthur Haines. ~ Copyright © 2025 Arthur Haines. ~ arthur.d.haines[at]gmail.com](https://newfs.s3.amazonaws.com/taxon-images-1000s1000/Pteridaceae/cryptogramma-stelleri-so-ahaines-a.jpg)
![Plant form: Cryptogramma stelleri. ~ By Arthur Haines. ~ Copyright © 2025 Arthur Haines. ~ arthur.d.haines[at]gmail.com](https://newfs.s3.amazonaws.com/taxon-images-1000s1000/Pteridaceae/cryptogramma-stelleri-ha-ahaines-b.jpg)
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Facts
Slender rock-brake has a circumboreal distribution, and in North America its range is disjunct in the northeastern and northwestern regions. In New England it israre, and found on high-pH rocks and cliffs. The above-ground parts whither by late summer.
Habitat
Cliffs, balds, or ledges, ridges or ledges
New England distribution
Adapted from BONAP data
Native: indigenous.
Non-native: introduced (intentionally or unintentionally); has become naturalized.
County documented: documented to exist in the county by evidence (herbarium specimen, photograph). Also covers those considered historical (not seen in 20 years).
State documented: documented to exist in the state, but not documented to a county within the state. Also covers those considered historical (not seen in 20 years).
Note: when native and non-native populations both exist in a county, only native status is shown on the map.
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enlargeCharacteristics
- Habitat
- terrestrial
- New England state
-
- Connecticut
- Maine
- Massachusetts
- New Hampshire
- Vermont
-
Leaves
- Features of leaves
- there are no special features on the leaves
-
Place
- Habitat
- terrestrial
- New England state
-
- Connecticut
- Maine
- Massachusetts
- New Hampshire
- Vermont
- Specific habitat
-
- cliffs, balds, or ledges
- ridges or ledges
Wetland status
Usually occurs in non-wetlands, but occasionally in wetlands. (Wetland indicator code: FACU)
In New England
Distribution
- Connecticut
- present
- Maine
- present
- Massachusetts
- present
- New Hampshire
- present
- Rhode Island
- absent
- Vermont
- present
Conservation status
Exact status definitions can vary from state to state. For details, please check with your state.
- Connecticut
- extremely rare (S-rank: S1), endangered (code: E)
- Maine
- extremely rare (S-rank: S1), threatened (code: T)
- Massachusetts
- extremely rare (S-rank: S1), endangered (code: E)
- New Hampshire
- extremely rare (S-rank: S1), endangered (code: E)
- Vermont
- uncommon (S-rank: S3)
From Flora Novae Angliae dichotomous key
1. Cryptogramma stelleri (Gmel.) Prantl N
slender rock-brake. CT, MA, ME, NH, VT. High-pH rocks and cliffs.
Native to North America?
Yes