Asplenium viride — green spleenwort
![Leaf: Asplenium viride. ~ By Arthur Haines. ~ Copyright © 2024 Arthur Haines. ~ arthur.d.haines[at]gmail.com](https://newfs.s3.amazonaws.com/taxon-images-1000s1000/Aspleniaceae/asplenium-viride-le-ahaines.jpg)
![Detail of leaf and/or divisions: Asplenium viride. ~ By Ryan Batten. ~ Copyright © 2024. ~ ryanbatten2.0[at]gmail.com ~ CalPhotos - calphotos.berkeley.edu/flora/](https://newfs.s3.amazonaws.com/taxon-images-1000s1000/Aspleniaceae/asplenium-viride-ld-rbatten.jpg)
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Facts
Green spleenwort is a rare species of calcareous and serpentine rocks and ledges in Maine and Vermont. It has a green rachis (midrib), which distinguishes from the more common and closely-related maidenhair spleenwort (Asplenium trichomanes), which has a red-brown to nearly black rachis.
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
-
- Maine
- Vermont
-
Leaves
- Features of leaves
- there are no special features on the leaves
-
Place
- Habitat
- terrestrial
- New England state
-
- Maine
- Vermont
- Specific habitat
-
- cliffs, balds, or ledges
- ridges or ledges
Wetland status
Not classified
In New England
Distribution
- Connecticut
- absent
- Maine
- present
- Massachusetts
- absent
- New Hampshire
- absent
- Rhode Island
- absent
- Vermont
- present
Conservation status
Exact status definitions can vary from state to state. For details, please check with your state.
- Maine
- extremely rare (S-rank: S1), endangered (code: E)
- Vermont
- extremely rare (S-rank: S1), threatened (code: T)
From Flora Novae Angliae dichotomous key
6. Asplenium viride Huds. NC
green spleenwort. Asplenium trichomanes- ramosum L. • ME, VT. On calcareous and serpentine rocks and ledges.
Native to North America?
Yes
Sometimes confused with
- Asplenium trichomanes:
- rachis red-brown to nearly black and middle leaflets 2.5-4 mm wide (vs. A. viride, with the rachis green and middle leaflets 4-5 mm wide).
Synonyms
- Asplenium trichomanes-ramosum L.