Maryland Biodiversity Project - Mallow Rust (Puccinia malvacearum)

Mallow Rust Puccinia malvacearum Bertero ex Mont.

Synonyms: Hollyhock Rust.

Kingdom Fungi > Phylum Basidiomycota > Class Pucciniomycetes > Order Pucciniales > Family Pucciniaceae > Genus Puccinia Mallow Rust - Puccinia malvacearum - https://www.marylandbiodiversity.com/view/21551

Status:

Mallow Rust is a microscopic fungus. Microscopic or molecular data are necessary to confirm identification. Observations without supporting data are speculative.

Description:

Mallow Rust causes orange leaf spots on members of the mallow family (Malvaceae). It is particularly noticeable on wild Malva species and cultivated hollyhocks.

Records:

There are 5 records in the project database.

Links:

View taxon at MycoBank

View taxon at iNaturalist

View taxon at NatureServe

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Seasonality:

[View seasonality details]

Mallow Rust in Prince George's Co., Maryland (4/19/2021). (c) lauriedkr, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc-nd/4.0/'>CC BY-NC-ND</a>). (Photo ID: 363630 - Psn: 10)

Mallow Rust in Prince George's Co., Maryland (4/19/2021). (c) lauriedkr, some rights reserved (CC BY-NC-ND). Photo by lauriedkr via iNaturalist. (MBP list)

Mallow Rust in Baltimore City, Maryland (4/28/2019). (c) Brett M, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 361676 - Psn: 50)

Mallow Rust in Baltimore City, Maryland (4/28/2019). (c) Brett M, some rights reserved (CC BY-NC). Photo by Brett M via iNaturalist. (MBP list)

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