Plants › cliff ferns
blunt woodsia
Woodsia obtusa
28 photos
Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.
Photos you add are credited to you, and you keep the copyright.
Easily confused with
hay-scented fernDennstaedtia punctilobula
Christmas fernPolystichum acrostichoides
brittle bladderfernCystopteris fragilis
marginal wood fernDryopteris marginalis
lowland brittle fernCystopteris protrusa
intermediate wood fernDryopteris intermedia
Mackay's Fragile FernCystopteris tenuis
southern lady fernAthyrium asplenioides
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 14,659 |
|---|---|
| Texas | 1,981 |
| New York | 1,882 |
| New Jersey | 1,764 |
| Oklahoma | 918 |
| Arkansas | 748 |
| Pennsylvania | 669 |
| Illinois | 611 |
| Virginia | 587 |
| Maryland | 510 |
Counts show where people looked, not only where it lives.
Traits
Group and habits
- Forb or herb growth formListed by a harvested source as having a forb or herbaceous growth form.USDA PLANTS Characteristics
- Fern growth formListed by a harvested source as belonging to the fern plant group.USDA PLANTS Characteristics
- Perennial plantListed by a harvested source as having a perennial life duration.USDA PLANTS Characteristics
Classification
| Kingdom | Plants · Plantae |
|---|---|
| Phylum | Vascular Plants · Tracheophyta |
| Class | Ferns · Polypodiopsida |
| Order | Polypodiales |
| Family | cliff ferns · Woodsiaceae |
| Genus | cliff ferns · Woodsia |
Study it in a deck
Or build your own from the species near you.
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- Traits: USDA PLANTS Characteristics (U.S. Government work / public domain)
- How much to rely on each source
Remember the name next time.
Practise blunt woodsia with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.