Plants › Clubmosses and Firmosses
fan clubmoss
Diphasiastrum digitatum
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
flat-branched tree-clubmossDendrolycopodium obscurum
northern ground-cedarDiphasiastrum complanatum
blue clubmossDiphasiastrum tristachyum
Diphasiastrum thyoides
prickly tree-clubmossDendrolycopodium dendroideum
Hickey's tree-clubmossDendrolycopodium hickeyi
stag's-horn clubmossLycopodium clavatum
field horsetailEquisetum arvense
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 31,325 |
|---|---|
| North Carolina | 5,887 |
| Canada | 5,626 |
| Virginia | 3,813 |
| Ontario | 3,453 |
| Pennsylvania | 2,290 |
| Georgia | 2,059 |
| Maryland | 1,987 |
| Tennessee | 1,798 |
| Massachusetts | 1,599 |
Counts show where people looked, not only where it lives.
Classification
| Kingdom | Plants · Plantae |
|---|---|
| Phylum | Vascular Plants · Tracheophyta |
| Class | Lycophytes · Lycopodiopsida |
| Order | clubmosses and firmosses · Lycopodiales |
| Family | Clubmosses and Firmosses · Lycopodiaceae |
| Genus | Ground cedars · Diphasiastrum |
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.
- How much to rely on each source
Remember the name next time.
Practise fan clubmoss with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.