Plants › brake family
San Diego Silverback Fern
Pentagramma glanduloviscida
25 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
goldback fernPentagramma triangularis
Sticky goldback fernPentagramma viscosa
Rebman's Silverback FernPentagramma rebmanii
Maxon's Goldback FernPentagramma maxonii
Newberry's lip fernMyriopteris newberryi
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 721 |
|---|---|
| California | 721 |
| Mexico | 96 |
| Baja California | 96 |
Counts show where people looked, not only where it lives.
Classification
| Kingdom | Plants · Plantae |
|---|---|
| Phylum | Vascular Plants · Tracheophyta |
| Class | Ferns · Polypodiopsida |
| Order | Polypodiales |
| Family | brake family · Pteridaceae |
| Genus | Pentagramma |
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- How much to rely on each source
Remember the name next time.
Practise San Diego Silverback Fern with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.