Boise State University Lichen Herbarium
Catalog #: SRP-L-0009092
Occurrence ID (GUID): 01d9e19d-528e-46b2-927b-4c8a082de3bc
Taxon: Verrucaria muralis Ach.
Family: Verrucariaceae
Determiner: S.R. Olszewski (2003-11-29)
Show Determination History
Collector: S.R. Olszewski   4860e   
Date: 1999-04-18
Verbatim Date: 1999-4-18
Locality: Canada, Ontario, Niagara, Woodend Conservation Area, Niagara-On-The-Lake
43.1489  -79.1588
Verbatim Coordinates: 43° 9' N, 79° 10' W; UTM Zone 17T, 649250E, 4778500N
Habitat: On strongly HCl+ rocks on wooded slope.
Notes: Thallus: overall appearance pale shade of ISCC# 112, light olive gray; whiter under magnification [2003 XI 29]. Perithecia (visible) to c. 0.35mm, some fused. Black involucrellum extending to c. 1/2 way down perithecium. No algae in perith. Excipulum tan-colored, distinct from involi. Sp. simple, 8, colourless, 16.9-22. 1x10.4-13.7um (n=2).
Specimen Images
Record ID: 0ec2f383-65dd-45ae-8d9b-5c9cf44f8b1f
For additional information on this specimen, please contact: Roger Rosentreter (
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