Fungi › Lecideaceae
concentric boulder lichen
Porpidia crustulata
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
Smokey-eyed Boulder LichenPorpidia albocaerulescens
Common Button LichenBuellia erubescens
Tile LichenLecidea tessellata
Rehmia petraea
Golden Moonglow LichenDimelaena oreina
Big-disk pebble lichenPorpidia macrocarpa
- Chlorella sorokiniana
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 8,230 |
|---|---|
| Alaska | 6,113 |
| Canada | 826 |
| Ontario | 374 |
| New York | 337 |
| Nova Scotia | 315 |
| Pennsylvania | 280 |
| Quebec | 172 |
| West Virginia | 160 |
| Minnesota | 147 |
Counts show where people looked, not only where it lives.
Traits
Group and habits
- Human edibleListed as edible by a harvested source. This is a research trait, not foraging advice.FungiTastic metadata
- Lichen growth formListed by a harvested source as belonging to the lichen plant group.USDA PLANTS Characteristics
Edibility, toxicity and medicinal traits are records from datasets, not advice. Never eat, handle or use a wild species on the strength of an app.
Classification
| Kingdom | Fungi Including Lichens · Fungi |
|---|---|
| Phylum | Ascomycete Fungi · Ascomycota |
| Class | Common Lichens · Lecanoromycetes |
| Order | Lecideales |
| Family | Lecideaceae |
| Genus | Porpidia |
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- Traits: FungiTastic metadata (BSD-3-Clause repository; dataset terms require verification)
- Traits: USDA PLANTS Characteristics (U.S. Government work / public domain)
- How much to rely on each source
Remember the name next time.
Practise concentric boulder lichen with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.