Lindtneria

Key to the species of Lindtneria View in CoL View at ENA

1. Basidiomes poroid..............................................................................................................................................................................2

1’. Basidiomes smooth, papillate, odontoid, meruliod or spathulate.......................................................................................................8

2. Cylindric cystidia present, USA................................................................................. L. baboquivariensis (Gilb.) Gilb. & Ryvarden View in CoL

2’. Cystidia absent....................................................................................................................................................................................3

3. Basidiospores with a distinct corona surrounding the plage area.......................................................................................................4

3’. Basidiospores not as above.................................................................................................................................................................6

4. Basidiomes not pelliculose, ochraceous-orange, basidiospores with a secondary corolla, USA............ L. thujatsugina M.J. Larsen View in CoL

4’. Basidiomes pelliculose, yellowish buff, basidiospores with a single corolla.....................................................................................5

5. Basidiospores 7.5–8.5(–9) µm in diam., Ghana............................................................................................ L. pterospora D.A. Reid View in CoL

5’. Basidiospores 6.5–7.5 µm in diam., USA........................................................................................................... L. lowei M.J. Larsen View in CoL

6. Basidiospores fusoid-ellipsoid, Eurasia................................................................................................................................................ ....................................... L. leucobryophila (Henn.) Jülich View in CoL (includ. L. flava Parmasto View in CoL , L. panphyliensis Bernicchia & M.J. Larsen View in CoL )

6’. Basidiospores broadly ellipsoid to subglobose...................................................................................................................................7

7. Basidiospores subglobose, Europe ...................................................................................... L. trachyspora (Bourdot & Galzin) Pilát View in CoL

7’. Basidiospores mostly ellipsoid, USA................................................................................... L. rugospora (W.B. Cooke) M.J. Larsen View in CoL

8. Basidiomes smooth, pellicular.......................................................................................................................................................... L. chordulata (D.P. Rogers) Hjortstam View in CoL (= Lindtneria alutacea (Boidin) Boidin & Gilles. View in CoL L. pellicularis Jülich View in CoL also keys out here, but it is according to Larsen (1986) probably a Tomentellopsis species or, following May et al. (2003), conspecific to L. chordulata View in CoL )

8’. Basidiomes papillate, odontoid, meruliod or spathulate ....................................................................................................................9

9. Basidiospores globose-subglobose...................................................................................................................................................10

9’. Basidiospores fusoid-ellipsoid..........................................................................................................................................................11

10. Clamps absent, with capitate cystidioles, basidiospores 7.5–9.5 × 7–9 µm, Italy................... L. hydnoidea Bernicchia & Ryvarden View in CoL

10’. Clamps present, cystidioles absent, basidiospores with a distinct corona surrounding the plage area, 8.9–10.9 × 7.3–7.7 µm, Puerto Rico............................................................................................................................................................... L. borinquensis sp. nov.

11. Basidiospores 5–5.5(–6) × 3–3.5(–4.5) µm, Italy....................................................................... L. brevispora Bernicchia & Gorjón View in CoL

11’. Basidiospores longer and wider........................................................................................................................................................12

12. Basidiospores (6–)7.5–10 × (4.5–)5.5–7 µm, Europe ..................................................................... L. leucobryophila (Henn.) Jülich View in CoL

12’. Basidiospores 5.6–7.5 × 4.2–5.5 μm, East Asia..................................................................... L. asiae-orientalis S.L. Liu & S.H. He View in CoL