Fuscoporia, Murrill, 1907

Chen, Qian, Liu, Lu, Zhang, De-Shun & Dong, Li-Li, 2022, Fuscoporia hainanensis sp. nov. (Hymenochaetales, Basidiomycota), a new member of the F. contigua group, Phytotaxa 558 (3), pp. 251-262 : 259-260

A worldwide key to resupinate and mycelial setae present species of Fuscoporia .

3. Basidiocarps cushion-shaped, margin dinstinctly receding.............................. F. breviseta (Laessøe & Ryvarden) Y.C. Dai & F. Wu

- Basidiocarps more or less even, margin not dinstinctly receding ......................................................................................................4

4. Tubes soft spongy.............................................................................................. F. velutina (T. Hatt. & Ryvarden) Y.C. Dai & F. Wu

- Tubes corky ........................................................................................................................................................................................5

5. Basidiocarps annual to biennial..........................................................................................................................................................6

- Basidiocarps perenniale....................................................................................................................................................................21

6. Basidiospores subglobose to globose .................................................................................................................................................7

- Basidiospores broadly ellipsoid to cylindric ......................................................................................................................................8

7. Pores 7–8 per mm, basidiospores globose, cystidioles present ..................................................................... F. nicaraguensis Murrill

- Pores 3–5 per mm, basidiospores subglobose, cystidioles absent........................................................................................................ ................................................................................................................ F. orientalis (Bondartseva & S. Herrera) Y.C. Dai & F. Wu

8. Pores 7–9 per mm...............................................................................................................................................................................9

- Pores <7 per mm..............................................................................................................................................................................10

9. Cystidioles absent, type locality China.................................................................................................. F. subchrysea Q. Chen et al.

- Cystidioles present, type locality Cuba............................................................................................................................. F. rufitincta

10. Mycelial setae swollen and bent near the base................................................................................................................ F. americana

- Mycelial setae straight......................................................................................................................................................................11

11. Basidiospores broadly ellipsoid to ellipsoid, Q<1.6.........................................................................................................................12

- Basidiospores broadly oblong-ellipsoid to cylindric, Q>1.7............................................................................................................15

12. Margin darker than pore surface........................................................................................................................................ F. latispora

- Margin paler than pore surface.........................................................................................................................................................13

13. Skeletal hyphae septate ................................................................................................................................................ F. bambusicola

- Skeletal hyphae aseptate

14. Pore surface not glancing; on bamboo ..................................................................................................... F. bambusae Q. Chen et al.

- Pore surface glancing; on angiosperm wood other than bamboo.................................................................... F. ambigua P. Du et al.

15. Skeletal hyphae septate ..................................................................................................................................................................... 16

- Skeletal hyphae aseptate...................................................................................................................................................................17

16. Pores 1–2 per mm................................................................................................................................................................. F. sinuosa

- Pores 3–4 per mm............................................................................................................................................................ F. submurina

17. Cystidioles absent.................................................................................................................................................. F. centroamericana

- Cystidioles present............................................................................................................................................................................18

18. Basidiospores oblong-ellipsoid, Q = 1.7–2 ...................................................................................................................... F. monticola

- Basidiospores cylindric, Q> 2 .........................................................................................................................................................19

19. Mycelial setae frequently septate, hymenial setae apically encrusted ............................................................................... F. septiseta

- Mycelial setae and hymenial setae aseptate, hymenial setae smooth...............................................................................................20

20. Pores 3–4 per mm................................................................................................................................................................... F. sinica

- Pores 4–6 per mm........................................................................................................................................................ F. hainanensis

21. Basidiospores subglobose.......................................................................................... F. xerophila Raymundo, R. Valenz. & Esqueda

- Basidiospores ellipsoid oblong-ellipsoid..............................................................................................................................................

22. Pores 2–3 per mm, margin darker than pore surface.......................................................................................................... F. contigua

- Pores <5 per mm, margin paler than pore surface...........................................................................................................................23

23. Cystidioles present............................................................................................................................. F. ferruginosa (Schrad.) Murrill

- Cystidioles absent.............................................................................................................................................................................24

24. Basidiospores oblong-ellipsoid, type locality Costa Rica............................................................................................. F. costaricana

- Basidiospores ellipsoid, type locality China.......................................................................................... F. karsteniana Q. Chen et al.