Observation 364833: Caloplaca sideritis (Tuck.) Zahlbr.

on quartzite boulder


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sideritis vs feracissima
By: Jason Hollinger (jason)
2019-04-26 08:01:06 CDT (-0500)

C. sideritis is essentially the rock version of C. cerina. It has grayish margins and rusty/dingy yellow-orange disks. And it grows on siliceous rock (like quartzite) instead of calcareous rock.

Created: 2019-04-25 18:40:21 CDT (-0500)
Last modified: 2019-04-26 08:01:07 CDT (-0500)
Viewed: 19 times, last viewed: 2019-04-26 16:14:26 CDT (-0500)
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