Matrice Collybia Fungus (Collybia matris)
This species was described in 1939; it is known from the islands of Chichima and Hahajima in the Ogasawara Islands, Japan.
The species was not recorded during recent field studies and might be extinct. [1]
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References:
[1] Kentaro Hosaka; Takahito Kobayashi; Michael A. Castellano; Takamichi Orihara: The status of voucher specimens of mushroom spwcies thought to be extinct from Japan. Bulletin of the National Museum of Nature and Science Ser. B 44(2): 53-66. 2018
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edited: 26.04.2022