Observation 194696: Caloplaca sideritis (Tuck.) Zahlbr.

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Eye3 = Observer’s choice
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ID confirmed by Jim Bennett
By: Andrew Khitsun (Andrew)
2015-08-12 05:09:21 CEST (+0200)
Interesting
By: Jason Hollinger (jason)
2014-12-26 08:24:09 CET (+0100)

(color variation)

These specimen grow on the same boulder as the ones in observation 194692
By: Andrew Khitsun (Andrew)
2014-12-26 06:10:29 CET (+0100)

Both Wetmore and Thomson state that C.sideritis can have a deviation in color of a disk from its normal rusty-orange color to darker colors and all the way to black. In these photos (as well as in observation 194692) one can see intermediate color forms scattered in between perfectly orange and perfectly black apothecia. We’ll see what tests will show…

Created: 2014-12-26 05:56:33 CET (+0100)
Last modified: 2014-12-26 06:05:04 CET (+0100)
Viewed: 30 times, last viewed: 2016-10-28 04:07:18 CEST (+0200)
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