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Fungi › rosette lichens, frost lichens, and allies

Grainy Shadow-crust Lichen

Hyperphyscia adglutinata

Wildlife study photograph from iNaturalist.
(c) jeanpaulboerekamps, no rights reserved (CC0)

27 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

Study checks a spoken answer against these, and tells you which one you named.

Where it is recorded

Records by month in Alaska.January 501, February 370, March 580, April 912, May 1,316, June 1,435, July 1,535, August 1,320, September 969, October 723, November 395, December 309.
United States11,644
Alaska10,366
Canada303
Ontario280
Netherlands149
Iowa124
Minnesota123
Missouri119
Zuid-Holland99
California87

Counts show where people looked, not only where it lives.

Traits

Group and habits

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

KingdomFungi Including Lichens · Fungi
PhylumAscomycete Fungi · Ascomycota
ClassCommon Lichens · Lecanoromycetes
Orderbutton lichens, rosette lichens, and allies · Caliciales
Familyrosette lichens, frost lichens, and allies · Physciaceae
GenusShadowcrust Lichens · Hyperphyscia

Sources

Remember the name next time.

Practise Grainy Shadow-crust Lichen with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.