Tricholosporum (Baroni, 1982)

Key for the accepted species of genus Tricholosporum View in CoL View at ENA

1a. Spore length less than 7µm ................................................................................................................................................................8

1b. Spore length exceeds 7µm..................................................................................................................................................................2

2a. Spore elongated cruciform or stauriform, length greater than 8.5 µm, usually in grassland ................................... T. goniospermum View in CoL

2b. Spore cruciform or stauriform, length less than 8.5 µm, usually in litter ..........................................................................................3

3a. Basidiomata small up to 6 cm, cystidia present; ventricose—mucronate or rostrate...................................... T. subporphyrophyllum View in CoL

3b. Basidiomata large more than 6 cm, cystidia present or absent...........................................................................................................4

4a. Hymenial cystidia absent, pileus viscid................................................................................................................ T. porphyrophyllum View in CoL

4b. Hymenial cystidia present, pileus viscid or non-viscid ......................................................................................................................5 5a. Pileus View in CoL non viscid.................................................................................................................................................................................7

5b. Pileus View in CoL viscid to subviscid....................................................................................................................................................................6

6a. Pileus View in CoL viscid, surface yellow to lemon yellow, lamellae hygrophanus .............................................................. T. subgoniospermum View in CoL

6b. Pileus View in CoL sub-viscid, surface dark vinaceous with dark yellow tinge, lamellae non hygrophanus............................ T. longicystidiosum View in CoL

7a. Pileus View in CoL and stipe with violaceous tinge, smoothy and shiny..................................................................................... T. laeteviolaceum View in CoL

7b. Pileus View in CoL and stipe without violaceous tinge, yellow to ochre, velvety or fibrillose ................................................... T. haitangshanum View in CoL

8a. Spores length more than 5.5 µm, basidiomata rarely showing violet tinge .....................................................................................13

8b. Spore length less than 5.5 µm, basidiomata showing violet tinge .....................................................................................................9

9a. Hymenial cystidia absent, basidiomata large ............................................................................................................ T. atroviolaceum View in CoL

9b. Hymenial cystidia present, basidiomata small or large ....................................................................................................................10

10a. Basidiomata large, up to 13 cm, spores mostly rhomboid, rarely cruciform .................................................................. T. violaceum View in CoL

10b. Basidiomata small, up to 6 cm, spores mostly cruciform to stauriform...........................................................................................11

11a. Pileus View in CoL bluish violet, up to 6 cm, usually tropical............................................................................................................... T. tropicale View in CoL

11b. Pileus View in CoL pale to deep violet, up to 4 cm, usually subtropical to temperate..........................................................................................12

12a. Pileus View in CoL deep violaceous lilac, mottled with elongated yellowish-white spots, cystidia long up to 42µm long.............. T. caraibicum View in CoL

12b. Pileus View in CoL pale violet, without yellowish white spots, cystidia small up to 26µm long.............................................. T. pseudosordidum View in CoL

13a. Basidiomata small, up to 6 cm, cystidia present ..............................................................................................................................15

13b. Basidiomata large, up to 12 cm, cystidia present or absent..............................................................................................................14

14a. Cystidia present, pileus up to 12 cm ............................................................................................................................ T. cossonianum View in CoL

14b. Cystidia absent, pileus up to 10 cm ...................................................................................................................... T. tetragonosporum View in CoL

15a. Pileus View in CoL without violaceous tinges, surface viscid, lamellae non hygrophanous ................................................................. T. palmense View in CoL

15b. Pileus View in CoL with violaceous tinge, surface non viscid, lamellae hygrophanous.......................................................................................16

16a. Entire pileal surface with violaceous tinge, stipe light violet to violet, cystidia large up to 50 µm............................. T. guangxiense View in CoL

16b. Only pileal margins with violaceous tinge, stipe lilac to brown, cystidia small upto 35µm................................... T. tamilnaduense