Amanita bisporigera
(Destroying Angel, Eastern North American Destroying Angel)

Habitat

Found at lower elevations in Colorado. Mycorrhizal with Gamble Oak.

Description

White and slender with a larger bulbous like volva and a prominent thin annulus. They stain instantly yellow in KOH. Spores are amyloid turning blue in Melzer's reagent. Absent most years and more abundant on wet years. July through August.

Spores amyloid, measuring:
(7.6) 7.8 - 8.9 (9.9) × (7.2) 7.3 - 8.5 (9.2) µm
Q = 1 - 1.1 (1.2); N = 30;
Mean = 8.4 × 8 µm;

Location

Colorado

Spore Print

White

Edibility

Deadly Poisonous

Color

White

iNaturalist Observation

https://www.inaturalist.org/observations/178081227

Last Updated

Mar 22 2025 02:25 PM

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