The Botryosphaeriales are an

order Order, ORDER or Orders may refer to: * A socio-political or established or existing order, e.g. World order, Ancien Regime, Pax Britannica * Categorization, the process in which ideas and objects are recognized, differentiated, and understood ...

of sac fungi (Ascomycetes), placed under class

Dothideomycetes Dothideomycetes is the largest and most diverse class of ascomycete fungi. It comprises 11 orders 90 families, 1,300 genera and over 19,000 known species. Wijayawardene et al. in 2020 added more orders to the class. Traditionally, most of it ...

. Some species are parasites, causing

leaf spot A leaf spot is a limited, discoloured, diseased area of a leaf that is caused by fungal, bacterial or viral plant diseases, or by injuries from nematodes, insects, environmental factors, toxicity or herbicides. These discoloured spots or lesions ...

, plant rot, die-back or cankers, but they can also be saprophytes or endophytes. They occur world-wide on many hosts. For example, in China, infections related to Botryosphaeriales have been recorded on numerous hosts such as grapes, ''

Caragana arborescens ''Caragana arborescens'', the Siberian peashrub, Siberian pea-tree, or caragana, is a species of legume native to Siberia and parts of China (Heilongjiang, Xinjiang) and neighboring Mongolia and Kazakhstan. It was taken to the United States by E ...

'','' Cercis chinensis'', Eucalyptus, Chinese hackberry, blueberry, forest trees, and various other woody hosts. The order was originally defined in 2006 to have only one family, Botryosphaeriaceae, but new taxonomic studies have added at least seven other families. It was then reduced to just seven families in 2020.

Families

As accepted by Wijayawardene et al. 2020; * Aplosporellaceae (with genera '' Alanomyces'' and '' Aplosporella'') * Botryosphaeriaceae * Endomelanconiopsidaceae * Melanopsaceae (only holds '' Melanops'') * Phyllostictaceae (with genera '' Phyllosticta'' and '' Pseudofusicoccum'') * Planistromellaceae (with genera '' Kellermania'' and '' Umthunziomyces'') * Saccharataceae (with genera '' Pileospora'', '' Saccharata'' and '' Septorioides'')

Genera ''incertae sedis''

A 2022 review and summary of fungal classification by Wijayawardene and colleagues placed the following genera as ''

incertae sedis or is a term used for a taxonomy (biology), taxonomic group where its broader relationships are unknown or undefined. Alternatively, such groups are frequently referred to as "enigmatic taxa". In the system of open nomenclature, uncertainty ...

'' within Botryosphaeriales. * '' Auerswaldiella'' Theiss. & Syd. (7 sp.) * '' Coccostromella'' Petr. (1 sp.) * '' Gibberidea'' (Fr.) Rabenh. (ca. 11 sp.) * '' Mycosphaerellopsis'' Höhn. (2 sp.) * '' Leptoguignardia'' E. Müll. (1 sp.) * '' Metameris'' Theiss. & Syd. (5 sp.) * '' Phyllachorella'' Syd. (8 sp.) * '' Pilgeriella'' Henn. (2 sp.) * '' Sivanesania'' W.H. Hsieh & Chi Y. Chen (1 sp.) * '' Vestergrenia'' Rehm (3 sp.)

References

Ascomycota orders Dothideomycetes {{Dothideomycetes-stub