Plants › Ricciaceae
Cavernous Crystalwort
Riccia cavernosa
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
Frost's CrystalwortRiccia frostii
fringed heartwortRicciocarpos natans
Violet CrystalwortRiccia huebeneriana
Blue crystalwortRiccia crystallina
Common LiverwortMarchantia polymorpha
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 2,443 |
|---|---|
| Alaska | 1,899 |
| Canada | 518 |
| British Columbia | 262 |
| Alberta | 138 |
| California | 100 |
| Indiana | 73 |
| Russia | 62 |
| Quebec | 56 |
| Ontario | 55 |
Counts show where people looked, not only where it lives.
Traits
Group and habits
- Liverwort growth formListed by a harvested source as belonging to the liverwort plant group.USDA PLANTS Characteristics
Classification
| Kingdom | Plants · Plantae |
|---|---|
| Phylum | liverworts · Marchantiophyta |
| Class | complex thalloid liverworts · Marchantiopsida |
| Order | Complex thallose liverworts · Marchantiales |
| Family | Ricciaceae |
| Genus | Crystalworts · Riccia |
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 Cavernous Crystalwort with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.