Podosphaera septentrionalis

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Podosphaera septentrionalis
Podosphaera-septentrionalis-alex.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Fungi
Division: Ascomycota
Class: Leotiomycetes
Order: Erysiphales
Family: Erysiphaceae
Genus: Podosphaera
Species:
P. septentrionalis
Binomial name
Podosphaera septentrionalis
M. Bradshaw & M. Liu, 2025

Podosphaera septentrionalis is a species of powdery mildew in the family Erysiphaceae. It is found across North America, on native plants in the genera Agrimonia and Geum .

Contents

Description

The fungus forms thin, white irregular patches on the leaves of its host. Podosphaeraseptentrionalis, like most Erysiphaceae, is highly host-specific and infects only a couple of genera. The species on European species of Agrimonia and Geum is an undescribed member of the Podosphaera aphanis complex. [1]

Taxonomy

The fungus was formally described in 2025 by Bradshaw and Liu. It is a member of the Podosphaera aphanis complex of species and was formally considered conspecific with that species. [1]

References

  1. 1 2 Bradshaw, Michael; Liu, Miao; Crouch, Uma; Thomas, Jacklyn; Shoukouhi, Parivash; Jin, Dan-Ni; Liu, Shu-Yan; Paul, Andrew; Braun, Uwe (2025-07-01). "Powdery mildews on Fragaria spp. and Rubus spp. - unravelling the phylogeny and taxonomy of economically relevant species within the intricate Podosphaera aphanis s. lat. complex". Mycoscience. 66 (4): 222–231. doi:10.47371/mycosci.2025.05.001. ISSN   1340-3540.