Lactarius, Persoon (1797: 63), Persoon, 1797

Huang, Xiao-Xia, Lin, Zhi-Jun, Li, Si-Duo & Qiu, Li-Hong, 2022, A New Species of Lactarius subg. Lactarius (Russulaceae) from Baiyun Mountain, China, Phytotaxa 554 (3), pp. 245-256 : 253

A key to the species that resemble L. baiyunensis macromorphologically.

1. Pileus distinctly zonate.......................................................................................................................................................................2

1. Pileus azonate to faintly zonate ..........................................................................................................................................................3

2. Lamellae white, turning pale reddish brown when bruised............................................................................................. L. inquinatus

2. Lamellae pinkish white to pale ocher, unchanging when bruised....................................................................... L. orientitorminosus

3. Lamellae whitish to pale cream, turning pale ocher when bruised ....................................................................................................4

3. Lamellae white to yellowish white, unchanging when bruised..........................................................................................................5

4. Pileipellis ixocutis, partially a trichoderm........................................................................................................... L. albidoarmeniacus

4. Pileipellis ixotrichoderm ................................................................................................................................................... L. betulinus

5. Cheilomacrocystidia present ................................................................................................................................................. L. thindii

5. Cheilomacrocystidia absent........................................................................................................................................... L.baiyunensis