<i>Thyridiumlauri</i> sp. nov. (Thyridiaceae, Thyridiales): a new pathogenic fungal species of bay laurel from Italy.

ABSTRACT: Laurusnobilis is an important Mediterranean tree and shrub native to Italy that is also commercially grown as spice and ornamental plant. Field surveys conducted since 2021 in Sicily (Italy) revealed that bay laurel plants in urban and private gardens and nurseries were severely affected by symptoms of stem blight and internal necrosis, which were associated with ambrosia beetle entry holes in the bark and internal wood galleries. The occurring ambrosia beetle was identified as Xylosandruscompactus, an invasive wood-boring pest previously reported from Sicily. Investigation of fungi from symptomatic tissues primarily resulted in the isolation of Thyridium-like colonies. The main symbiont of X.compactus, Ambrosiellaxylebori, was also isolated from infested

SUBMITTER: Leonardi GR 

PROVIDER: S-EPMC11584904 | biostudies-literature | 2024

REPOSITORIES: biostudies-literature