Lulesia

Xiao, Ying-Qun, Xu, You-Di, Chen, Zuo-Hong & He, Zheng-Mi, 2024, Lulesia umbrinomarginata (Entolomataceae, Agaricales), a newly discovered species from Southern China, Phytotaxa 650 (1), pp. 60-72 : 70

Key to the known Lulesia species in China

1. Pileus grey, brown, grey brown or beige-ochraceous; pileus surface with a positive red reaction to KOH; lamellar trama irregular ............................................................................................................................................................................................................2

- Pileus white to greyish white, yellowish white or pinkish white; pileus surface with a negative reaction to KOH; lamellar trama regular.................................................................................................................................................................................................3

2. Basidiospores 4.5–6.0 × 4.0–5.0 μm, subglobose to broadly ellipsoid ............................................................................. L. mundula

- Basidiospores 6.0–7.0 × 5.0–6.0 μm, broadly ellipsoid .................................................................................... L. umbrinomarginata

3. Basidiospores subglobose to broadly ellipsoid................................................................................................................... L. colorata

- Basidiospores globose to subglobose .................................................................................................................................................4

4. Pileipellis and stipitipellis gelatinized .............................................................................................................................. L. orientalis

- Pileipellis and stipitipellis not gelatinized............................................................................................................. L. borealichinensis