![](../../pictures/archives/compress/2021/2889/jpeg/30t.jpg) Leaves of crane s bill (Geranium carolinianum) with red galls caused by wart disease (false rust) by fungus Synchytrium geranii (Chytrids) taken from Bee Creek Park. College Station, Texas, March 23, 2021
![](../../pictures/archives/compress/2021/2889/jpeg/26t.jpg) Plant of crane s bill (Geranium carolinianum) with wart disease (false rust) caused by fungus Synchytrium geranii (Chytrids) taken from Bee Creek Park. College Station, Texas, March 23, 2021
![](../../pictures/archives/compress/2021/2889/jpeg/27t.jpg) Close-up of wart disease (false rust) caused by fungus Synchytrium geranii (Chytrids) on crane s bill (Geranium carolinianum) taken from Bee Creek Park. College Station, Texas, March 23, 2021
![](../../pictures/archives/compress/2021/2889/jpeg/24t.jpg) Wart disease (false rust) caused by fungus Synchytrium geranii (Chytrids) on crane s bill (Geranium carolinianum) near the creek in Bee Creek Park. College Station, Texas, March 23, 2021
![](../../pictures/archives/compress/2022/3122/jpeg/06t.jpg) Wart disease (false rust) caused by fungus Synchytrium geranii (Chytrids) on crane s bill (Geranium carolinianum) in Lick Creek Park. College Station, Texas, March 30, 2022
![](../../pictures/archives/compress/2021/2893/jpeg/07t.jpg) Wart disease (false rust) caused by fungus Synchytrium geranii (Chytrids) on crane s bill (Geranium carolinianum) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, March 27, 2021
![](../../pictures/archives/compress/2023/3355/jpeg/10t.jpg) Wart disease (false rust) caused by fungus Synchytrium geranii (Chytrids) on crane s bill (Geranium carolinianum) on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 5, 2023
![](../../pictures/archives/compress/2021/2893/jpeg/09t.jpg) Wart disease caused by fungus Synchytrium geranii (Chytrids) on leaves of crane s bill (Geranium carolinianum) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, March 27, 2021
![](../../pictures/archives/compress/2021/2893/jpeg/12t.jpg) Malformed leaves of crane s bill (Geranium carolinianum) with fungus Synchytrium geranii (Chytrids) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, March 27, 2021
![](../../pictures/archives/compress/2021/2889/jpeg/28t.jpg) Gall on roots of crane s bill (Geranium carolinianum) caused by fungus Synchytrium geranii (Chytrids) taken from Bee Creek Park. College Station, Texas, March 23, 2021
![](../../pictures/archives/compress/2021/2891/jpeg/22t.jpg) Leaf of crane s bill (Geranium carolinianum) with a wart caused by fungus Synchytrium geranii on a lawn in Hensel Park. College Station, Texas, March 25, 2021
![](../../pictures/archives/compress/2021/2893/jpeg/08t.jpg) Close-up of warts caused by fungus Synchytrium geranii (Chytrids) on crane s bill (Geranium carolinianum) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, March 27, 2021
![](../../pictures/archives/compress/2021/2893/jpeg/14t.jpg) Leaves of crane s bill (Geranium carolinianum) with fungus Synchytrium geranii (Chytrids) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, March 27, 2021
![](../../pictures/archives/compress/2021/2893/jpeg/13t.jpg) Red warts on leaves of crane s bill (Geranium carolinianum) with fungus Synchytrium geranii (Chytrids) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, March 27, 2021
![](../../pictures/archives/compress/2021/2893/jpeg/15t.jpg) Leaves of crane s bill (Geranium carolinianum) with fungus Synchytrium geranii on black background in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, March 27, 2021
![](../../pictures/archives/compress/2021/2893/jpeg/16t.jpg) Crane s bill (Geranium carolinianum) with fungus Synchytrium geranii on dark background in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, March 27, 2021
![](../../pictures/archives/compress/2022/3122/jpeg/20t.jpg) Fungus Synchytrium geranii (Chytrids) from crane s bill under a microscope collected in Lick Creek Park. College Station, Texas, March 30, 2022
![](../../pictures/archives/compress/2023/3355/jpeg/12t.jpg) Leaves of crane s bill (Geranium carolinianum) with white web-like downy mildew fungus Plasmopara geranii or may be P. pusilla on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 5, 2023
![](../../pictures/archives/compress/2023/3355/jpeg/23t.jpg) Spores (in KOH, x40 objective) of downy mildew fungus Plasmopara geranii or may be P. pusilla from a leaf of crane s bill (Geranium carolinianum), collected near Birch Creek Unit of Somerville Lake State Park. Texas, March 5, 2023
![](../../pictures/archives/compress/2023/3355/jpeg/24t.jpg) Conidiophores and conidia of downy mildew fungus Plasmopara geranii or may be P. pusilla from a leaf of crane s bill (Geranium carolinianum), collected near Birch Creek Unit of Somerville Lake State Park. Texas, March 5, 2023
![](../../pictures/archives/compress/2023/3355/jpeg/11t.jpg) Underside of a leaf of crane s bill (Geranium carolinianum) with white web-like downy mildew fungus Plasmopara geranii or may be P. pusilla on a trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 5, 2023
![](../../pictures/archives/compress/2023/3355/jpeg/29t.jpg) Conidiophores and round conidia of downy mildew fungus Plasmopara geranii or may be P. pusilla from a leaf of crane s bill (Geranium carolinianum), collected near Birch Creek Unit of Somerville Lake State Park. Texas, March 5, 2023
![](../../pictures/archives/compress/2023/3355/jpeg/27t.jpg) Conidiophores (in lugol, x100 objective) of downy mildew fungus Plasmopara geranii or may be P. pusilla from a leaf of crane s bill (Geranium carolinianum), collected near Birch Creek Unit of Somerville Lake State Park. Texas, March 5, 2023
![](../../pictures/archives/compress/2023/3355/jpeg/26t.jpg) Conidiophores and conidia (in lugol, x40 objective) of downy mildew fungus Plasmopara geranii or may be P. pusilla from a leaf of crane s bill (Geranium carolinianum), collected near Birch Creek Unit of Somerville Lake State Park. Texas, March 5, 2023
![](../../pictures/archives/compress/2023/3355/jpeg/25t.jpg) Conidiophores and conidia (x100 objective) of downy mildew fungus Plasmopara geranii or may be P. pusilla from a leaf of crane s bill (Geranium carolinianum), collected near Birch Creek Unit of Somerville Lake State Park. Texas, March 5, 2023
![](../../pictures/archives/compress/2023/3355/jpeg/28t.jpg) Conidiophores and conidia (in lugol, x100 objective) of downy mildew fungus Plasmopara geranii or may be P. pusilla from a leaf of crane s bill (Geranium carolinianum), collected near Birch Creek Unit of Somerville Lake State Park. Texas, March 5, 2023
![](../../pictures/archives/compress/2023/3351/jpeg/15t.jpg) Leaves of crane s bill (Geranium carolinianum) in Lick Creek Park. College Station, Texas, February 27, 2023
![](../../pictures/archives/compress/2021/2916/jpeg/28t.jpg) Crane s bill (Geranium carolinianum) with orange leaves in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, April 23, 2021
![](../../pictures/archives/compress/2023/3444/jpeg/01t.jpg) Downy mildew fungus Plasmopara geranii on leaves of cranesbill (Geranium carolinianum) in Lick Creek Park. College Station, Texas, December 15, 2023
![](../../pictures/archives/compress/2023/3444/jpeg/02t.jpg) White mold like fungus Plasmopara geranii on underside of leaves of cranesbill (Geranium carolinianum) in Lick Creek Park. College Station, Texas, December 15, 2023
![](../../pictures/archives/compress/2021/2916/jpeg/27t.jpg) Crane s bill (Geranium carolinianum) with fruits in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, April 23, 2021
![](../../pictures/archives/compress/2023/3450/jpeg/02t.jpg) Downy mildew fungus Plasmopara geranii on leaves of cranesbill (Geranium carolinianum) on a lawn near Nature Center in Lick Creek Park. College Station, Texas, December 23, 2023
![](../../pictures/archives/compress/2023/3450/jpeg/01t.jpg) White mold like fungus Plasmopara geranii on underside of leaves of cranesbill (Geranium carolinianum) on a lawn near Nature Center in Lick Creek Park. College Station, Texas, December 23, 2023
![](../../pictures/archives/compress/2024/3506/jpeg/02t.jpg) Red flowers of crane s bill (Geranium carolinianum)(?) in David E. Schob Nature Preserve at 906 Ashburn Street. College Station, Texas, April 1, 2024
![](../../pictures/archives/compress/2009/707/jpeg/01t.jpg) Flowers of crane s bill (Geranium carolinianum) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, February 1, 2009
![](../../pictures/archives/compress/2008/628/jpeg/04t.jpg) White flowers of crane s bill (Geranium carolinianum) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, April 5, 2008
![](../../pictures/archives/compress/2009/713/jpeg/07t.jpg) White flowers of crane s bill (Geranium carolinianum) in TAMU Holistic Garden in Texas A and M University. College Station, Texas, February 15, 2009
![](../../pictures/archives/compress/2009/730/jpeg/14t.jpg) Crane s bill (Geranium carolinianum) on Palmetto Trail in Jesse H. Jones Park. Humble (Houston area), Texas, April 5, 2009
![](../../pictures/archives/compress/2008/638/jpeg/15t.jpg) Seeds of field geranium (Crane s bill) in Lick Creek Park. College Station, Texas, April 30, 2008
![](../../pictures/archives/compress/2020/2656/jpeg/02t.jpg) Downy mildew disease caused by fungus Peronospora viciae on vetch (Vicia) in Bee Creek Park. College Station, Texas, March 4, 2020
![](../../pictures/archives/compress/2023/3340/jpeg/18t.jpg) Seedling of crane s bill (Geranium carolinianum) on gravel of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
![](../../pictures/archives/compress/2023/3340/jpeg/12t.jpg) Winter rosette of crane s bill (Geranium carolinianum) on gravel of Ferry Road in Washington-on-the-Brazos State Historic Site. Washington, Texas, February 11, 2023
![](../../pictures/archives/compress/2021/2875/jpeg/04t.jpg) Bubbly frothy white foam caused by slime flux (bacterial wetwood disease) at the base of an oak in Bee Creek Park. College Station, Texas, March 1, 2021
![](../../pictures/archives/compress/2021/2882/jpeg/07t.jpg) Basal leaves of stork s bill (Erodium texanum) in Old Baylor Park. Independence, Texas, March 15, 2021
![](../../pictures/archives/compress/2021/2882/jpeg/10t.jpg) Red basal leaves of stork s bill (Erodium texanum) in Old Baylor Park. Independence, Texas, March 15, 2021
![](../../pictures/archives/compress/2022/3134/jpeg/02t.jpg) Basal leaves of cut-leaved evening primrose (Oenothera laciniata) with rust fungus Puccinia dioicae or may be P. oenotherae in Lick Creek Park. College Station, Texas, April 18, 2022
![](../../pictures/archives/compress/2019/2520/jpeg/03t.jpg) Leaves of yaupon holly (Ilex vomitoria) with black spots caused by rust like fungus in Hensel Park. College Station, Texas, June 5, 2019
![](../../pictures/archives/compress/2009/740/jpeg/05t.jpg) Seeds of field geranium (Crane s bill) in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, May 1, 2009
![](../../pictures/archives/compress/2019/2520/jpeg/04t.jpg) Leaves of yaupon holly (Ilex vomitoria) with black spots caused by rust like fungus on black background in Hensel Park. College Station, Texas, June 5, 2019
![](../../pictures/archives/compress/2020/2654/jpeg/20t.jpg) Basal rosette with red leaves of stork s bill (bull filaree, Erodium texanum) in Old Baylor Park. Independence, Texas, March 2, 2020
![](../../pictures/archives/compress/2021/3005/jpeg/09t.jpg) Black blotches on leaves of persimmon (Diospyros virginiana) caused by Cercospora leaf spot fungus Pseudocercospora diospyricola in Lick Creek Park. College Station, Texas, August 12, 2021
![](../../pictures/archives/compress/2021/2892/jpeg/07t.jpg) Powdery mint mildew caused by fungus Neoerysiphe galeopsidis on henbit leaves in TAMU Holistic Garden in Texas A and M University. College Station, Texas, March 27, 2021
![](../../pictures/archives/compress/2019/2458/jpeg/31t.jpg) Tiny bright orange cups of aecia on the underside of leaves of mayapple caused by mayapple rust fungus Allodus podophylli(Puccinia podophylli) on underside of leaves of May apple (Podophyllum peltatum) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 2, 2019
![](../../pictures/archives/compress/2021/2878/jpeg/03t.jpg) Basal leaf of stemless evening primrose (Oenothera triloba) with purple spots of spring dieback caused by a fungus Septoria oenotherae near Flag Pond on Lake Somerville Trailway near Nails Creek Unit of Somerville Lake State Park. Texas, March 10, 2021
![](../../pictures/archives/compress/2022/3122/jpeg/02t.jpg) Underside of leaves of wood sorrel Oxalis stricta with rust fungus Puccinia oxalidis in Bee Creek Park. College Station, Texas, March 29, 2022
![](../../pictures/archives/compress/2022/3117/jpeg/26t.jpg) Orange berry rust fungus Gymnoconia nitens on young leaves of blackberry in Lick Creek Park. College Station, Texas, March 14, 2022
![](../../pictures/archives/compress/2010/856/jpeg/14t.jpg) Cranesbill (Geranium carolinianum) with seeds in Lick Creek Park. College Station, Texas, April 27, 2010
![](../../pictures/archives/compress/2010/856/jpeg/15t.jpg) Seeds of cranesbill (Geranium carolinianum) in Lick Creek Park. College Station, Texas, April 27, 2010
![](../../pictures/archives/compress/2020/2674/jpeg/17t.jpg) Orange-yellow rust fungus Puccinia poarum (Puccinia liatridis) on basal leaves of gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
![](../../pictures/archives/compress/2020/2674/jpeg/20t.jpg) Basal leaves of gayfeather (Liatris) with orange-yellow rust fungus Puccinia poarum (Puccinia liatridis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
![](../../pictures/archives/compress/2023/3356/jpeg/21t.jpg) Leaves of squaw-weed (Senecio ampullaceus) with light yellow areas on leaves caused by sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) in Washington-on-the-Brazos State Historic Site. Washington, Texas, March 6, 2023
![](../../pictures/archives/compress/2020/2674/jpeg/19t.jpg) Close-up of orange-yellow rust fungus Puccinia poarum (Puccinia liatridis) on basal leaves of gayfeather (Liatris) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
![](../../pictures/archives/compress/2020/2674/jpeg/18t.jpg) Underside of basal leaves of gayfeather (Liatris) with orange-yellow rust fungus Puccinia poarum (Puccinia liatridis) on Richards Loop Trail in Sam Houston National Forest. Texas, March 26, 2020
![](../../pictures/archives/compress/2023/3444/jpeg/04t.jpg) Sporangiophores of downy mildew fungus Plasmopara geranii from leaves of cranesbill at low magnification, collected in Lick Creek Park. College Station, Texas, December 15, 2023
![](../../pictures/archives/compress/2020/2670/jpeg/23t.jpg) Leaves of May apple (Podophyllum peltatum) with yellow spots caused by teleutosori of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, March 23, 2020
![](../../pictures/archives/compress/2022/3115/jpeg/08t.jpg) Leaves of Carolina bristlemallow (Modiola caroliniana) with blister-like pustules of rust fungus Puccinia modiolae taken from Lick Creek Park. College Station, Texas, March 7, 2022
![](../../pictures/archives/compress/2023/3444/jpeg/05t.jpg) Sporangiophores and conidia of downy mildew fungus Plasmopara geranii from leaves of cranesbill at low magnification, collected in Lick Creek Park. College Station, Texas, December 15, 2023
![](../../pictures/archives/compress/2019/2464/jpeg/29t.jpg) Orange-brown bumps on underside of leaf of Carolina bristlemallow (Modiola caroliniana) caused by rust fungus Puccinia modiolae, taken from a lawn near apartments on George Bush Drive. College Station, Texas, March 13, 2019
![](../../pictures/archives/compress/2023/3444/jpeg/06t.jpg) Branches of sporangiophores with obtuse tips and oospores of downy mildew fungus Plasmopara geranii from leaves of cranesbill, collected in Lick Creek Park. College Station, Texas, December 15, 2023
![](../../pictures/archives/compress/2022/3115/jpeg/04t.jpg) Leaves of spring scorpion grass (Myosotis macrosperma, Boraginaceae) with rust fungus Puccinia eatoniae var. myosotidis(?) near Racoon Run Trail in Lick Creek Park. College Station, Texas, March 7, 2022
![](../../pictures/archives/compress/2022/3117/jpeg/24t.jpg) Basal leaves of plantain (Plantago) in Lick Creek Park. College Station, Texas, March 14, 2022
![](../../pictures/archives/compress/2020/2665/jpeg/13t.jpg) Basal rosette of leaves of some plant in Lick Creek Park. College Station, Texas, March 15, 2020
![](../../pictures/archives/compress/2024/3469/jpeg/14t.jpg) Basal leaves of stork s bill (Erodium texanum) in Old Baylor Park. Independence, Texas, February 7, 2024
![](../../pictures/archives/compress/2021/2862/jpeg/27t.jpg) Basal leaves of white avens (Geum canadense) in Lick Creek Park. College Station, Texas, February 1, 2021
![](../../pictures/archives/compress/2019/2473/jpeg/11t.jpg) Leaves of yellow oxalis (Oxalis stricta) with sorrel rust fungus (Puccinia oxalidis) in wet area on Raccoon Run Trail in Lick Creek Park. College Station, Texas, March 26, 2019
![](../../pictures/archives/compress/2019/2464/jpeg/28t.jpg) Blister-like pustules on underside and yellow-orange sunken spots on upper leaf surface of Carolina bristlemallow (Modiola caroliniana) caused by rust fungus Puccinia modiolae, taken from a lawn near apartments on George Bush Drive. College Station, Texas, March 13, 2019
![](../../pictures/archives/compress/2022/3117/jpeg/25t.jpg) Winter rosette of basal leaves of plantain (Plantago) in Lick Creek Park. College Station, Texas, March 14, 2022
![](../../pictures/archives/compress/2021/2862/jpeg/28t.jpg) Winter rosette of basal leaves of white avens (Geum canadense) in Lick Creek Park. College Station, Texas, February 1, 2021
![](../../pictures/archives/compress/2020/2665/jpeg/22t.jpg) Basal rosette of leaves of some dandelion-like(?) plant on Raccoon Run Trail in Lick Creek Park. College Station, Texas, March 15, 2020
![](../../pictures/archives/compress/2023/3348/jpeg/13t.jpg) Leaves of curly dock (Rumex crispus) with reddish purple blotches caused by fungus Ramularia rubella in Bee Creek Park. College Station, Texas, February 24, 2023
![](../../pictures/archives/compress/2020/2665/jpeg/14t.jpg) Basal rosette of leaves of evening primrose (Oenothera)(?) on a recent cutting in Lick Creek Park. College Station, Texas, March 15, 2020
![](../../pictures/archives/compress/2015/1625/jpeg/09t.jpg) Orange spots on leaves of mountain ash caused by mountain ash-juniper rust fungus (Gymnosporangium cornutum) in Petiayarvi, north from Saint Petersburg. Russia, July 17, 2015
![](../../pictures/archives/compress/2023/3412/jpeg/12t.jpg) Black blotches on leaves of persimmon caused by Cercospora leaf spot fungus Pseudocercospora diospyricola under a microscope, collected in Bee Creek Park. College Station, Texas, August 31, 2023
![](../../pictures/archives/compress/2020/2665/jpeg/19t.jpg) Basal rosette of leaves of squaw-weed (Senecio ampullaceus) on a recent cutting in Lick Creek Park. College Station, Texas, March 15, 2020
![](../../pictures/archives/compress/2023/3368/jpeg/23t.jpg) Underside of leaves of squaw-weed (Senecio ampullaceus) with sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) in Lick Creek Park. College Station, Texas, March 20, 2023
![](../../pictures/archives/compress/2018/2323/jpeg/18t.jpg) Wilted basal leaves of hairy elephant foot with pine needle rust fungus (Coleosporium elephantopi, Coleosporium elephantopodis) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 27, 2018
![](../../pictures/archives/compress/2018/2320/jpeg/27t.jpg) Needle rust fungus (Coleosporium elephantopi, Coleosporium elephantopodis) on basal leaves of elephant foot plant (elephantopus tomentosus(?)) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 21, 2018
![](../../pictures/archives/compress/2023/3368/jpeg/24t.jpg) Close-up of underside of leaves of squaw-weed (Senecio ampullaceus) with sunflower white rust fungus Pustula tragopogonis (Pustula obtusata, Albugo tragopogonis)(?) in Lick Creek Park. College Station, Texas, March 20, 2023
![](../../pictures/archives/compress/2018/2255/jpeg/14t.jpg) Leaves of May apple (mandrake, Podophyllum peltatum) with yellow spots caused by teleutosori of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, May 5, 2018
![](../../pictures/archives/compress/2018/2323/jpeg/16t.jpg) Pine needle rust fungus (Coleosporium elephantopi, Coleosporium elephantopodis) on basal leaves of hairy elephant foot (Elephantopus tomentosus(?)) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 27, 2018
![](../../pictures/archives/compress/2022/3136/jpeg/17t.jpg) Leaves of May apple (Podophyllum peltatum) with yellow spots caused by teleutosori of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, April 23, 2022
![](../../pictures/archives/compress/2020/2666/jpeg/21t.jpg) Pine seedling with needle rust caused by fungus Coleosporium asterum on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
![](../../pictures/archives/compress/2021/2872/jpeg/03t.jpg) Basal leaves of yellow thistle (Bull thistle, Cirsium horridulum) on a pipeline clearing in Lick Creek Park. College Station, Texas, February 25, 2021
![](../../pictures/archives/compress/2022/3212/jpeg/29t.jpg) Yellow leaves of frostweed (Verbesina virginica) with a rust fungus Coleosporium viguierae(?) on a pipeline right of way in Lick Creek Park. College Station, Texas, August 19, 2022
![](../../pictures/archives/compress/2022/3212/jpeg/30t.jpg) Frostweed (Verbesina virginica) with yellow and brown leaves with a rust fungus Coleosporium viguierae(?) on a pipeline right of way in Lick Creek Park. College Station, Texas, August 19, 2022
![](../../pictures/archives/compress/2022/3153/jpeg/18t.jpg) Rust fungus Coleosporium steviae(?) on leaves of late-flowering boneset (Eupatorium serotinum) on a pipeline clearing in Lick Creek Park. College Station, Texas, May 15, 2022
![](../../pictures/archives/compress/2018/2236/jpeg/03t.jpg) 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
![](../../pictures/archives/compress/2020/2666/jpeg/22t.jpg) Aecial pustules of a needle rust caused by fungus Coleosporium asterum on pine needles on Richards Loop Trail in Sam Houston National Forest. Texas, March 18, 2020
![](../../pictures/archives/compress/2023/3360/jpeg/08t.jpg) Swelling of a stem of tansy mustard (Descurainia pinnata) caused by white rust fungus of crucifers (Albugo candida) at Lake Somerville Trailway under oaks near Flag Pond, near Nails Creek Unit of Somerville Lake State Park. Texas, March 8, 2023
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