British fungi - Keys

The genus Lichenopeltella

by Paul Kirk

 

 

 

1

Catathecia 200270 m diam., ostiole collar absent

norfolciana

 

Catathecia < 200 m diam., ostiole collar present

2

2(1)

Catathecia fimbriate

fimbriata

 

Catathecia margin entire (smooth or sinuate)

3

3(2)

Catathecia typically < 90 m diam.

4

 

Catathecia typically > 90 m diam.

7

4(3)

Asci < 25 m long

5

 

Asci > 25 m long

6

5(4)

Ascospores without appendages; ostiolar setae absent

nigroannulata

 

Ascospores with appendages; ostiolar setae sometimes present

ammophilae

6(4)

Ascospores 811 153 m, without appendages

pinophylla

 

Ascospores 1522 3545 m, with appendages

peltigericola

7(3)

Ascospores < 10 m, without appendages

salicis

 

Ascospores > 10 m, with appendages

8

8(7)

Ascospore appendages inserted in a transverse orientation; ostiolar setae absent

cetrariicola

 

Ascospore appendages inserted in a longitudinal orientation; ostiolar setae present or absent

9

9(8)

Ostiolar setae teeth-like; asci usually > 40 m long

cupularum

 

Ostiolar setae present or absent; asci usually < 40 m long

10

10(9)

Ostiolar collar 1825 m diam.; setae diverging horizontally

alpestris

 

Ostiolar collar 2540 m diam.; setae converging vertically to form a cone

palustris

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