Tomentella and related genera

 

Online-key for European species of tomentelloid fungi:

(with special regard of distribution in Germany)


Nomenclature and taxonomy are based mainly of M.J. Larsen (1974)

and U. Köljalg (1996).

(Spores measures without ornaments!)

 

Genera-key
(created by Elia Martini and Frank Dämmrich)

 

 

1a. Spores blue-violet in KOH, partly blue in water,

 

       fruit bodies fresh with blue colours, dry yellow-greenish

Amaurodon

1b. Spores not blue-violet in KOH and/or in water

2

2a. Hymenophore smooth, hyphae without clamps, but rarely present

 

      on subicular hyphae, spores hyalin to pale brownish, globose

 

      to ellipsoid to 8 µm, spores ornaments echinulate (not bifurcate)

Tomentellopsis

2b. with other combinations of characteristics

3

3a. Spores ornaments bifurcate or trifurcate (bicuspid or forked)

4

3b. Spores ornaments echinulate (spines not bifurcate or trifurcate)

Tomentella

4a. Hymenophore with hydnoid outgrowths, grey brownish,

 

      hyphae with clamps

Tomentella italica

4b. with other combinations of characteristics  

5

5a. Hyphen without clamps

6

5b. Hyphae with clamps, hymenophore ferrugineous brownish, distinct hydnoid

Tomentella (Odontia)

6a. Hymenophore with penicillate teeths, projecting by cystidia-like hyphae,     

 

      rust reddish

Tomentella (Odontia) fibrosa

6b. Hymenophore smooth

Pseudotomentella

 

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