Phylum: Ascomycota Class: Leotiomycetes
Order: Helotiales Family: Sclerotiniaceae
Species: Ciboria caucus (Rebent.) Fuckel
Synonyms: Ciboria amentacea
Cwpan Gwern
Hymenoscyphus amentaceus
Hymenoscyphus caucus
Peziza amentacea
Peziza caucus
Common Name: Alder Goblet


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This distribution map was produced using DMap
Ciboria caucusPhotographer: © David Mitchel
On male Alder cones
Photographer: © David Mitchel

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View this species in its UK context on the NBN Atlas
Associated Species (where recorded) & number of records:
Alnus glutinosa (8)
Corylus avellana (1)
Salix (1)
Alnus cordata (1)
Habitat (where recorded) & number of records:
Woodland: broadleaved, semi-natural (4)
Wet valley alderwoods (2)
Cultivated/disturbed land: introduced shrub (1)
Scrub: dense/continuous (1)
Valley alderwoods on neutral-alkaline soils (1)
Woodland: broadleaved, semi-natural, high forest (1)
Substrate (where recorded) & number of records:
Catkin Female (2)
Catkin Male (2)
Cone (2)
Buried catkin (1)
Catkins (1)
Months recorded in & number of records:
January (1)
February (4)
March (10)
October (1)