Haberl, B; Pfab, R; Berndt, S; Greifenhagen, C; Zilker, T (February 2011). "Case series: Alcohol intolerance with Coprine-like syndrome after consumption of the mushroom Lepiota aspera (Pers.:Fr.) Quél., 1886 (Freckled Dapperling)". Clin Toxicol. 49 (2): 113–4. doi:10.3109/15563650.2011.554840. PMID21370948. S2CID43434106.
eol.org
"Echinoderma asperum page". Encyclopedia of Life. Encyclopedia of Life. Retrieved 2017-05-23. But the EOL also treats Lepiota aspera as if it were a separate species.
"Lepiota aspera page". National Biodiversity Network. National Biodiversity Network. Retrieved 2017-05-23. This page states that the accepted name for Lepiota aspera is Echinoderma asperum.
nih.gov
pubmed.ncbi.nlm.nih.gov
Haberl, B; Pfab, R; Berndt, S; Greifenhagen, C; Zilker, T (February 2011). "Case series: Alcohol intolerance with Coprine-like syndrome after consumption of the mushroom Lepiota aspera (Pers.:Fr.) Quél., 1886 (Freckled Dapperling)". Clin Toxicol. 49 (2): 113–4. doi:10.3109/15563650.2011.554840. PMID21370948. S2CID43434106.
semanticscholar.org
api.semanticscholar.org
Haberl, B; Pfab, R; Berndt, S; Greifenhagen, C; Zilker, T (February 2011). "Case series: Alcohol intolerance with Coprine-like syndrome after consumption of the mushroom Lepiota aspera (Pers.:Fr.) Quél., 1886 (Freckled Dapperling)". Clin Toxicol. 49 (2): 113–4. doi:10.3109/15563650.2011.554840. PMID21370948. S2CID43434106.