Observation 7316: Pezizales J. Schröt.
When: 2008-04-15
Herbarium specimen reported

Notes: A tiny cup fungus, clustered on rotting aspen leaves in deer trail, no burn in this area recently.
FR BODY: 1-3 mm wide, strongly urceolate to cup-shaped, inner surface rich deep brown, outer surface lush tomentose brown to white below, tapers broadly but no real stalk, flesh hyaline and strongly IKI+ red
FERT SURFACE: hymenium light brownish,
  paraphyses: tips brown, distinct round granules clustered about the tips, v thin and long w/ some short side branches, tips not significantly expanded, IKI−, about 2.2+/−0.3 µm wide;
  asci: long, cylindrical, IKI-, 8 spores in one row, end to end, (100)110+/−16(140) x (7.2)8.1+/−0.9(9.7) µm, Q=(11)14+/−3(20) (N=6);
  spores: small, clear, faintly textured at maturity, ellip, no noticeable drops, IKI−, (11)12+/−0.7(13) x (5.7)6.3+/−0.3(6.8) µm, Q=(1.7)1.9+/−0.12(2.3) (N=16), granules 1.9+/−0.7 µm (N=14) radius

Again, tried to key out in Fungi of Switzerland but can’t find a match.

Species Lists


Taken under LM at 100x, water mount.
Taken under LM at 100x, IKI stain.
Taken under LM at 1000x, water mount.
Taken under LM at 1000x, IKI stain.

Proposed Names

-7% (2)
Recognized by sight
28% (1)
Recognized by sight: Neat collection! Clearly an asco, but not a Peziza. Don’t know my little ascos well enough to get further even after looking at a few keys.
-10% (2)
Used references: Based on Daniel Wheeler’s suggestion.

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Eye3 = Observer’s choice
Eyes3 = Current consensus


Add Comment
By: Daniel B. Wheeler (Tuberale)
2008-08-26 16:48:46 PDT (-0700)

Looks very similar to Plectania milleri, but much smaller. Maybe just immature?

Created: 2008-04-16 12:41:41 PDT (-0700)
Last modified: 2008-04-16 12:41:41 PDT (-0700)
Viewed: 51 times, last viewed: 2016-10-25 21:38:35 PDT (-0700)