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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
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2
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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
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Tomentellopsis
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2b. with other combinations of characteristics, basidiome in KOH blackish-brown
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3
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3a. Spores ornaments bifurcate or trifurcate (bicuspid or forked)
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4
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3b. Spores ornaments echinulate (spines not bifurcate or trifurcate)
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Tomentella
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4a. Hymenophore with hydnoid outgrowths, grey brownish to olivaceous-brownish,
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hyphae with clamps, spores yellowish
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Tomentella italica
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4b. with other
combinations of characteristics
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5
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5a. Hyphae with
clamps
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6
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5a. Hyphae without
clamps
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7
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6a. Hymenophore hydnoid, ferrugineous brownish
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Tomentella (Odontia)
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6b. Hymenophore smooth, gray to gray
olivaceous, spores
hyalin
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Pseudotomentella
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(spores brown > unclear Tomentella- or resupinate Thelephora-species)
|
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7a. Hymenophore with penicillate teeths, projecting by cystidia-like hyphae,
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rusty to cinnamon
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Tomentella (Odontia) fibrosa
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7b. Hymenophore smooth
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Pseudotomentella
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