Photo 3779-14: Spores (in KOH, spore print black) of brittlestem...a suburb of St.Petersburg, Russia

Spores (in KOH, spore print black) of brittlestem mushrooms (Psathyrella corrugis) collected earlier 10/6/2025 on a forest trail in Pavlovsk, a suburb of St.Petersburg, Russia

🎞️ #3779-14

📅 Sun October 19, 2025

🔬 Spore size 12.2 - 12.7 × 6.2 - 6.58 µm, length to width ratio Q = 1.91 - 2.

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