1a.
Spores blue-violet in KOH, partly blue in water,
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|
fruit bodies fresh with blue
colours, dry yellow-greenish
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Amaurodon
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1b.
Spores not blue-violet in KOH and/or in water
|
2
|
2a.
Hymenophore smooth, hyphae without clamps, but rarely present
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|
on subicular
hyphae, spores hyalin to pale brownish, globose
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|
to ellipsoid, basidiome
in KOH not blackish-brown
|
Tomentellopsis
|
2b. with
other combinations of characteristics, basidiome
in KOH blackish-brown
|
3
|
3a.
Spores ornaments bifurcate or trifurcate (bicuspid or forked)
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4
|
3b.
Spores ornaments echinulate (spines not bifurcate or trifurcate)
|
Tomentella
|
4a.
Hymenophore with hydnoid outgrowths, grey brownish to olivaceous-brownish,
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|
hyphae with clamps, spores yellowish
|
Tomentella italica
|
4b.
with other combinations of characteristics
|
5
|
5a. Hyphae with
clamps
|
6
|
5a. Hyphae without
clamps
|
7
|
6a.
Hymenophore hydnoid, ferrugineous brownish
|
Tomentella
|
6b.
Hymenophore smooth, gray to gray
olivaceous, spores hyalin
|
Pseudotomentella
|
(spores brown > unclear Tomentella- or resupinate Thelephora-species)
|
|
7a.
Hymenophore with penicillate teeths,
projecting by cystidia-like hyphae,
|
|
rusty to cinnamon
|
Tomentella (Odontia) fibrosa
|
7b.
Hymenophore smooth
|
Pseudotomentella
|