Wood, William F.; Clark, Thomas J.; Bradshaw, Debra E.; Foy, Brian D.; Largent, David L.; Thompson, Bradley L. (2004). "Clitolactone: A banana slug antifeedant from Clitocybe flaccida". Mycologia. 96: 23–25. doi:10.1080/15572536.2005.11832992.
Kubo, Isao; Kim, Mujo; Wood, William F.; Naoki, Hideo (1986). "Clitocine, A New Insecticidal Nucleoside From The Mushroom Clitocybe inversa". Tetrahedron Letters. 27: 4277–4280. doi:10.1016/S0040-4039(00)94251-5.
The main entry is at "Paralepista flaccida (Sowerby) Vizz..."Global Biodiversity Information Facility. GBIF. Retrieved 2017-02-24. The other flaccida and inversa synonyms can be searched for and are redirected to Paralepista flaccida, so it is clear that the latter is the current name.