Unknown r-laciniata-white-rust

The inducer of this gall is unknown or undescribed.
Family: Unknown | Genus: Unknown
Detachable: integral
Color: gray, white, green
Texture: hairless, erineum
Abundance:
Shape:
Season: Fall
Related:
Alignment: integral
Walls:
Location: upper leaf, lower leaf, between leaf veins
Form: leaf blister, rust
Cells: not applicable
Possible Range:i
Common Name(s):
Synonymy:
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image of Unknown r-laciniata-white-rust
image of Unknown r-laciniata-white-rust
image of Unknown r-laciniata-white-rust
image of Unknown r-laciniata-white-rust
image of Unknown r-laciniata-white-rust
image of Unknown r-laciniata-white-rust

Gallformers ID Notes

Broad, hairless, light-green, slightly raised blisters on the upper side of leaves of Rudbeckia laciniata, accompanied by dense white-gray furring below. Resembles Albugo more than erineum but the inducer is currently unknown. Observed in Minnesota in September.

- Gallformers Contributors: (2023) Gallformers ID Notes©


Further Information:
Pending...

See Also:
Unless noted otherwise in the ID Notes, observations of this gall are collected in the Observation Field Gallformers Code with value r-laciniata-white-rust on iNaturalist. You can view them here:
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