Arthonia albopulvurea? - Forum ASCOFrance

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Arthonia albopulvurea?

Angel Pintos, 04-01-2017 17:51

On twigs of Globularia alypum.
Black spots becoming erumpent to show apothecia growing up together,which are often arranged along the longitudinal axis of the substrate,
Hemiamyloid,
Asci of 47-56 × 17-27 ?m, parallel to each other, from subglobous to piriform,
Ascospores 16-21 × 5-7 ellipsoidal, straight, with 4-5 transverse septa and 1 incomplete longitudinal, hyaline.

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