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Private Herbarium of Jason Hollinger (hb. Hollinger)
Taxon:
Acarospora americana
H. Magn.
Family:
Acarosporaceae
Determiner:
Kerry Knudsen (2017-00-00)
ID Remarks:
ID certainty: positive
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Determination History
Acarospora americana
H. Magn.
Determiner:
Kerry Knudsen
Date:
2017-00-00
ID Remarks:
ID certainty: positive
Acarospora americana
Determiner:
Jason Hollinger
Date:
2017-04-11
Acarospora americana
Determiner:
Kerry Knudsen
Date:
2017
Collector:
Jason Hollinger
Number:
16310
Date:
2017-04-11
Locality:
United States, Nevada, Lincoln County, Meadow Valley Wash, ca. 1 km SW of Rox
36.874 -114.659 +-50m.
Elevation:
695 meters (2280ft)
Habitat:
very exposed site at base of short NW-facing tuffaceous cliff at top of big steep calcareous conglomerate slope
Substrate:
tuff talus
Associated Taxa:
Acarospora nicolai, Acarospora socialis
Notes:
areoles small, scattered, coarsely pale gray pruinose over dark brown, weakly convex, ~round, broadly adnate; apothecia large, almost filling fertile areoles, epruinose, black; cortex ~20-25um, epicortex ~5-10um, POL-, C- in section, cells ~3-5um; algae cont. and even; hymenium ~110um, I+b-r fast; subhymenium ~25-30um, I+b persisting; parathecium thin, not expanded at top; paraphyses ~1.5-2um below; spores many, ~3-6x2-2.5um
Specimen Images
at 15x, stacked
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Usage Rights:
CC0 1.0 (Public-domain)
Record ID:
171c6bfc-b58e-4dfa-8df9-20947578f6f1
For additional information about this specimen, please contact: Jason Hollinger (
pellaea@gmail.com
)
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