Jewelweed Rust on Orange Jewelweed in Harford Co., Maryland (6/9/2018).

View Record Details Photo by Josh Emm MBP List

Jewelweed Rust in Caroline Co., Maryland (5/31/2021). (c) Wayne Longbottom, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 387668 - Psn: 30)

Jewelweed Rust in Caroline Co., Maryland (5/31/2021). (c) Wayne Longbottom, some rights reserved (CC BY-NC).

View Record Details Photo by Wayne Longbottom MBP List

Jewelweed Rust in Caroline Co., Maryland (5/31/2021). (c) Wayne Longbottom, some rights reserved (CC BY-NC).

View Record Details Photo by Wayne Longbottom MBP List

Jewelweed Rust on Orange Jewelweed in Caroline Co., Maryland (5/25/2019).

View Record Details Photo by Wayne Longbottom MBP List

Jewelweed Rust in Talbot Co., Maryland (5/31/2021). (c) Wayne Longbottom, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 387730 - Psn: 55)

Jewelweed Rust in Talbot Co., Maryland (5/31/2021). (c) Wayne Longbottom, some rights reserved (CC BY-NC).

View Record Details Photo by Wayne Longbottom MBP List

Jewelweed Rust in Anne Arundel Co., Maryland (5/27/2021). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 419455 - Psn: 55)

Jewelweed Rust in Anne Arundel Co., Maryland (5/27/2021). (c) Matthew Beziat, some rights reserved (CC BY-NC).

View Record Details Photo by Matthew Beziat MBP List

Jewelweed Rust in Caroline Co., Maryland (5/25/2019).

View Record Details Photo by Wayne Longbottom MBP List

Jewelweed Rust on jewelweed in Howard Co., Maryland (5/21/2020).

View Record Details Photo by Sue Muller MBP List

Jewelweed Rust (pustules on ventral leaf surface) in Howard Co., Maryland (5/31/2020).

View Record Details Photo by Joanne Solem MBP List

Jewelweed Rust in Howard Co., Maryland (5/31/2020). (c) Joanne and Robert Solem, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 355833 - Psn: 75)

Jewelweed Rust in Howard Co., Maryland (5/31/2020). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC).

View Record Details Photo by Joanne Solem MBP List

Jewelweed Rust in Carroll Co., Maryland (6/1/2021). (c) Matthew Beziat, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 419456 - Psn: 88)

Jewelweed Rust in Carroll Co., Maryland (6/1/2021). (c) Matthew Beziat, some rights reserved (CC BY-NC).

View Record Details Photo by Matthew Beziat MBP List

Spores of Jewelweed Rust in Howard Co., Maryland (5/31/2020). (c) Joanne and Robert Solem, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 355834 - Psn: 105)

Spores of Jewelweed Rust in Howard Co., Maryland (5/31/2020). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC).

View Record Details Photo by Joanne Solem MBP List

Spores collected from a Jewelweed Rust specimen in Howard Co., Maryland (5/31/2020). Almost round, warty, hyaline (with orangish tint); measured 21.4-24.7 x 24.7-27.9 microns.

View Record Details Photo by Robert Solem MBP List

Map Snapshot

18 Records

GA AL WA FR CL MO HO BA BC HA CE PG AA CV CH SM KE QA CN TA DO WI SO WO

Description

Smooth yellow to red patches on leaves. Pustules develop.

Relationships

Found on leaves of jewelweeds (Impatiens), including Orange Jewelweed. Alternate hosts are various grasses including wheat. (J. Solem, pers. comm.)

Seasonality Summary

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Resources

View at iNaturalist Search Google Images Search MBP Facebook posts

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Citations

No citations linked for this taxon yet.

Eating mushrooms can be dangerous. One should do so only with expert advice and great care. MBP accepts no liability for injury sustained in consuming fungi or other biodiversity. Use of media featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.

Jewelweed Rust on Orange Jewelweed in Harford Co., Maryland (6/9/2018). View Record Details Media by Josh Emm.

Jewelweed Rust in Caroline Co., Maryland (5/31/2021). (c) Wayne Longbottom, some rights reserved (CC BY-NC). View Record Details Media by Wayne Longbottom.

Jewelweed Rust on Orange Jewelweed in Caroline Co., Maryland (5/25/2019). View Record Details Media by Wayne Longbottom.

Jewelweed Rust in Talbot Co., Maryland (5/31/2021). (c) Wayne Longbottom, some rights reserved (CC BY-NC). View Record Details Media by Wayne Longbottom.

Jewelweed Rust in Anne Arundel Co., Maryland (5/27/2021). (c) Matthew Beziat, some rights reserved (CC BY-NC). View Record Details Media by Matthew Beziat.

Jewelweed Rust in Caroline Co., Maryland (5/25/2019). View Record Details Media by Wayne Longbottom.

Jewelweed Rust on jewelweed in Howard Co., Maryland (5/21/2020). View Record Details Media by Sue Muller.

Jewelweed Rust (pustules on ventral leaf surface) in Howard Co., Maryland (5/31/2020). View Record Details Media by Joanne Solem.

Jewelweed Rust in Howard Co., Maryland (5/31/2020). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC). View Record Details Media by Joanne Solem.

Jewelweed Rust in Carroll Co., Maryland (6/1/2021). (c) Matthew Beziat, some rights reserved (CC BY-NC). View Record Details Media by Matthew Beziat.

Spores of Jewelweed Rust in Howard Co., Maryland (5/31/2020). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC). View Record Details Media by Joanne Solem.

Spores collected from a Jewelweed Rust specimen in Howard Co., Maryland (5/31/2020). Almost round, warty, hyaline (with orangish tint); measured 21.4-24.7 x 24.7-27.9 microns. View Record Details Media by Robert Solem.