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Andreaea rothii

Andreaea rothii


Plant very small - less than 5 mm; black; leaves 1.2 mm long; costa present but diminished proximally near leaf insertion, but moderately distinct forming a subula in median to distal part of leaf; leaf cells pitted, rectangular in median part of leaf, quadrate basally. Spores up to 33 micrometers, trifid.


Saxicolous; found at about 6500 feet on Copper ridge, full exposure.

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Washington, USA

Spotted on Nov 3, 2016
Submitted on Nov 3, 2016

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