Russula caerulea

3 reports of eating without harm

Li H, Tian Y, Menolli N Jr, Ye L, Karunarathna SC, Perez-Moreno J, Rahman MM, Rashid MH, Phengsintham P, Rizal L, Kasuya T, Lim YW, Dutta AK, Khalid AN, Huyen LT, Balolong MP, Baruah G, Madawala S, Thongklang N, Hyde KD, Kirk PM, Xu J, Sheng J, Boa E, Mortimer PE (2021). Reviewing the world's edible mushroom species: a new evidence-based classification system. Comprehensive Reviews in Food Science and Food Safety 20: 1982-2014. Supplementary Table S1. link

‘食用’ edible — entry 1364, 青色红菇

Wu F, Liu SB, Wang XH, Zhang M, Yang ZL, Dai YC (2026). 中国食药用菌物种编目 [Species cataloging of edible and medicinal fungi in China]. 菌物学报 Mycosystema 45(1): 250237. link

‘E’ — Wu et al. 2019, Table 1, p. 41: E (edible)

Wu F, Zhou L-W, Yang Z-L, Bau T, Li T-H, Dai Y-C (2019). Resource diversity of Chinese macrofungi: edible, medicinal and poisonous species. Fungal Diversity 98: 1-76. doi:10.1007/s13225-019-00432-7. Table 1, 'Medicinal fungi and their function(s)'. link