Extract from Wikipedia article: Gymnoconia nitens is a species of rust fungus in the Phragmidiaceae family. It is a plant pathogen, and causes orange rust on various berries. The species was originally described in 1822 by mycologist Lewis David de Schweinitz as Aecidium luminatum.
Orange Berry Rust fungus Gymnoconia nitens on blackberry, with purple spots to the right caused by asexual stage of Helicobasidium purpureum (violet root rot, Tuberculina persicina), in Falls on the Brazos Park. Marlin, Texas, March 16, 2018 644 FM 712, Marlin, TX 76661, USA
Orange Berry Rust fungus Gymnoconia nitens on shoots of blackberry in Falls on the Brazos Park. Marlin, Texas, March 16, 2018 644 FM 712, Marlin, TX 76661, USA
Orange Berry Rust fungus Gymnoconia nitens on a leaf of blackberry in Falls on the Brazos Park. Marlin, Texas, March 16, 2018 644 FM 712, Marlin, TX 76661, USA
Blooming blackberry damaged by orange berry rust fungus (Gymnoconia nitens) in Bastrop State Park. Bastrop, Texas, March 17, 2018 194 Pine Hill Loop, Bastrop, TX 78602, USA
Blooming blackberry with orange berry rust fungus (Gymnoconia nitens) in Bastrop State Park. Bastrop, Texas, March 17, 2018 Lost Pines Trail, Bastrop County, Texas, 78602, United States
Orange berry rust fungus (Gymnoconia nitens) on shoots of blackberry in Bastrop State Park. Bastrop, Texas, March 17, 2018 Lost Pines Trail, Bastrop County, Texas, 78602, United States
Orange berry rust fungus Gymnoconia nitens on young leaves of blackberry in Lick Creek Park. College Station, Texas, March 14, 2022 Deer Run Trail, College Station, Brazos County, Texas, United States
Aeciospores of blackberry rust fungus Gymnoconia nitens at low magnification from Lick Creek Park. College Station, Texas, March 14, 2022
Texture of echinulate spores of blackberry rust fungus Gymnoconia nitens from Lick Creek Park. College Station, Texas, March 14, 2022
Orange aeciospores of blackberry rust fungus Gymnoconia nitens from Lick Creek Park. College Station, Texas, March 14, 2022
Orange berry rust fungus Gymnoconia nitens on young leaves of blackberry on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 2, 2024 Burleson County, Texas, United States
Orange berry rust fungus Gymnoconia nitens on shoots of blackberry on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 2, 2024 Burleson County, Texas, United States
Aeciospores of blackberry rust fungus Gymnoconia nitens at low magnification, collected on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 2, 2024
Texture of aeciospores of blackberry rust fungus Gymnoconia nitens (stacked image), collected on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 2, 2024
Aeciospores of blackberry rust fungus Gymnoconia nitens (stacked image), collected on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 2, 2024
Aeciospores of blackberry rust fungus Gymnoconia nitens, collected on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 2, 2024