Photo 1477887, (c) JJ Johnson, some rights reserved (CC BY-NC), uploaded by JJ Johnson

Attribution © JJ Johnson some rights reserved Uploaded by metsa Source iNaturalist Associated observations Photos / Sounds 3 photos What Hoary Rosette Lichen (Physcia aipolia) Observer metsa Date January 10, 2015 12:42 PM PST Place El Corte de Madera Creek Open Space Preserve (Google, OSM) Date Added January 10, 2015 05:17 PM PST Description Tight against bark, dark lower surface K+ yellow-green, KC-, C- at parking lot 1 comment 2 IDs Research Grade View Sizes small medium large original