Observation 191909: Amanita sect. Vaginatae sensu Zhu L. Yang

This fungus was found growing directly on top of grass in dense, moist dirt. It was covered by many large oak trees that provided plenty of shade.

It had no distinct smell.

The pileus was 5.4 cm in diameter, and it was a grayish brown color. The surface was smooth, and the pileal margin was translucent striate. The overall shape was planar, and the inside of the pileus was white.

The gills of this fungus were adnate, and they had an even margin. They were white in color, and from the pileus, they were 1.1 cm long. They were about 1 mm wide, and they had 1 cm spacing.

The stipe was both central and smooth, and it was 8.4 cm long and .7 cm wide. It had an equal shape that was slightly clavate towards the end of the stipe. It was hollow inside, and it was white on both the inside and the outside. The base was institutious.

This fungus had a sort of sheathed type of volva on the bottom of the stipe that looked like a thin layer of white tissue.

The spores of this fungus were creamy white, and they were circular in shape. They ranged from 8.0 – 10.6 micrometers in diameter.

Proposed Names

-25% (2)
Recognized by sight
Used references: Mushrooms of the Midwest by Michael Kuo and Andrew S. Methven
Based on microscopic features: Spores

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2014-12-05 18:45:13 CST (-0500)
Last modified: 2014-12-05 19:21:49 CST (-0500)
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