Private Herbarium of Jason Hollinger
(hb. Hollinger)
Taxon: Verrucaria margacea (Wahlenb.) Wahlenb.
Family: Verrucariaceae
Determiner: Jason Hollinger (2019-09-07)
ID Remarks: ID certainty: uncertain
Collector: Jason Hollinger   23579   
Date: 2019-09-07
Additional Collectors: 2019 Tuckerman Workshop
Locality: Canada, Ontario, Sleeping Giant Provincial Park, Tee Harbour
48.3144  -88.8877 +-5m.
Elevation: 185 meters (607ft)
Habitat: open, low, S-facing diabase cliff on lakeshore
Substrate: diabase
Notes: thallus pale brown, rimose-continuous; perithecia protruding quite a bit, ~220um wide (exciple); involucrellum extending most of the way to the base and spreading near the bottom, ~40-60um thick laterally; spores 8 per ascus, ~25x10um
Specimen Images
Record ID: 8c6aef2b-5e1b-43d3-b348-d373ddbb9630
For additional information on this specimen, please contact: Jason Hollinger (
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