Peter Heinrich Claussen

German botanist and mycologist (1877-1959).

Abbreviations: Claussen
Occupations: university teacher, mycologist, botanist, botanical collector
Citizenships: Germany
Languages: German
Dates: 1877-10-24T00:00:00Z – 1959-12-31T00:00:00Z
Authorship mentions: 0 plants, 1 fungus
Links:IPNIVIAF

1 fungus contributed to1 fungus:

Ascosphaera apis (Chalkbrood) (Maaßen ex Claussen) L.S. Olive & Spiltoir 1955
fungi species in the ascosphaeraceae family
Ascosphaera apis is a species of fungus belonging to the family Ascosphaeraceae. It was one of the first entomopathogen genomes to be sequenced. It has a cosmopolitan distribution. It causes the chalkbrood diseases in bees, which rarely kills infected colonies but can weaken them and lead to reduced honey yields and susceptibility to other pests and diseases.
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