Notes:
On hardwood (oak); black spore deposits, stains hands, spore dark color, ellipsoid, ca 6 × 12 uM. Some asci with immature (small, hyaline) spores. Ascus tips blue in Melzers (tiny area).

Images

Ascocarps. Left: bottom side. Others top side showing hymenium.
Abundant on hardwood log.
Asci in Melzers.
40x (2.5 uM/division)
Asci in Melzers.
40x (2.5 uM/division)
Basidiospores from spore deposit (mature).
40x (2.5 uM/division)
Blue ascus tip in Melzer’s reagent. 100x oil.
(1.0 uM/division)
Black spore deposit

Proposed Names

78% (1)
Used references: MW Beug, AE Bessette, AR Bessette (2014) Ascomycete Fungi of North America
Based on microscopic features: Spore size, shape. Amyloid ascus tips.

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= Observer’s choice
= Current consensus

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Created: 2018-10-31 16:01:58 ADT (-0300)
Last modified: 2018-10-31 16:02:06 ADT (-0300)
Viewed: 10 times, last viewed: 2019-05-23 00:18:26 ADT (-0300)
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