Habitat: damp woodlands, old lawns, and grasslands
Conservation Status: Not of concern
Spores are white. Growth of up to 1/8 inches. Cap diameter of up to 1/2 inch. A. lobata (Persoon: Fries) Redhead is a moss-associated species often found in fens, along streams, or in association with melting snow. Old faded specimens can be confused with Cyphellostereum laeve.
Sources: Trudell, Steve and Joe Ammirati. Mushrooms of the Pacific Northwest. Portland, Timber Press, Inc. 2009. Roberts, Peter and Evans, Shelley. The Book of Fungi. Chicago, The University of Chicago Press, 2011.
PNW Herbaria: Specimen records of Arrhenia retiruga in the Consortium of Pacific Northwest Herbaria database.
CalPhotos: Arrhenia retiruga photos.