 Kuo also mentions a mycorrhizal relationship with both hardwoods and conifers, while Tulloss lists additional preferred tree hosts such as beech, birch, fir, tsuga, oak, and poplar.However, "A. abrupta" has been shown experimentally to not form mycorrhizae with Virginia Pine.Animal test based studies (mice) with aqueous extracts of "Amanita abrupta" have demonstrated hepatotoxic potential.