Private Herbarium of Jason Hollinger
(hb. Hollinger)
Taxon: Arthonia vinosa Leighton
Family: Arthoniaceae
Determiner: Jason Hollinger (2019-09-06)
ID Remarks: ID certainty: positive
Collector: Jason Hollinger   23521   
Date: 2019-09-06
Additional Collectors: 2019 Tuckerman Workshop
Locality: Canada, Ontario, Sleeping Giant Provincial Park, swamp between Pounsford and Lizard Lakes
48.4813  -88.7642 +-5m.
Elevation: 240 meters (787ft)
Habitat: _Thuja occidentalis_ swamp with a few scattered _Populus_, _Betula_ and _Alnus_
Substrate: sheltered base of _Thuja occidentalis_
Associated Species: Chaenothecopsis pusilla
Notes: thallus immersed; photobiont Trentepohlia or nothing; apothecia ~round, black, sessile to a bit constricted but marginless; epihymenium indistinct; hymenium golden-orange-brownish, ~40-50um, K+r strong in solution, K/I+v; subhymenium bright orange-brown; asci broadly clavate, ~25-30x15-20um, K/I-; spores 8 per ascus, hyaline, 1-septate, obovate, granular and brownish when overmature, ~11x4.5um
Specimen Images
Record ID: 5eb3f6e5-7aaa-4db0-a73c-5e18c5610d8a
For additional information on this specimen, please contact: Jason Hollinger (
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