Plants › bracken family
pinewood bracken
Pteridium pinetorum
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
common brackenPteridium aquilinum
spinulose wood fernDryopteris carthusiana
lady fernAthyrium filix-femina
northern oak fernGymnocarpium dryopteris
eastern brackenfernPteridium latiusculum
spreading wood fernDryopteris expansa
male fernDryopteris filix-mas
hay-scented fernDennstaedtia punctilobula
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 12,370 |
|---|---|
| Alaska | 12,370 |
| Russia | 10,732 |
| Moscow Oblast | 1,432 |
| Ukraine | 936 |
| Samara Oblast | 672 |
| Finland | 607 |
| Irkutsk Oblast | 592 |
| Republic of Mordovia | 507 |
| Leningrad oblast | 502 |
Counts show where people looked, not only where it lives.
Classification
| Kingdom | Plants · Plantae |
|---|---|
| Phylum | Vascular Plants · Tracheophyta |
| Class | Ferns · Polypodiopsida |
| Order | Polypodiales |
| Family | bracken family · Dennstaedtiaceae |
| Genus | brackens · Pteridium |
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 pinewood bracken with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.