Observation 89608: Panaeolus olivaceus F.H. Møller
When: 2012-03-15
Who: Byrain
Herbarium specimen reported

Notes: Found in front of some apartments in grass.
Taste is unpleasant/farinaceous and the smell is indistinct/mild.

The spores are finely roughened without oil drops and with a germ pore, the immature spores are greenish in H2O and clamps are present.
Spore range = 14 – 16 × 8 – 9 μ
Average spore = 14.85 × 8.53 μ
Average Q = 1.75
20 spores measured from a spore print.

The cheilocystidia are abundant, sometimes branching, and 28 – 45 × 5 – 8 μ.
The basidia are 4-spored and (28) 30 – 35 (36) x 8 – 10 μ.
The epicutis cell width range is ~25 – 33 μ.

Species Lists

Images

205304
205305
205306
205307
Cheilocystidia
205308
Spores
1000x
Mounted in KOH
205309
Spores
1000x
Mounted in melzers
1μ divisions
205310
Spores
1000x
Mounted in melzers
1μ divisions
205311
Spores
1000x
Mounted in H2O
1μ divisions
205312
Pileipellis
1000x
Mounted in H2O
1μ divisions
205313
Immature green spores in H2O
206569
Panaeolus olivaceus (89608) on the left.
Panaeolina castaneifolia (90428) on the right.

Proposed Names

94% (3)
Eye3 Eyes3
Recognized by sight
Used references: Gerhardt
Based on microscopic features: Finely roughened spores, jet black spore print.

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2012-03-17 20:48:51 CET (+0100)
Last modified: 2012-03-18 04:04:00 CET (+0100)
Viewed: 474 times, last viewed: 2016-12-03 16:35:00 CET (+0100)
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