Synonyms: Peronospora geranii, Peronospora nivea, Rhysotheca geranii.
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
Burleson County, Texas, United States
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, 2023Burleson County, Texas, United States
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
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
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
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
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
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
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
Downy mildew fungus Plasmopara geranii on leaves of cranesbill (Geranium carolinianum) in Lick Creek Park. College Station, Texas, December 15, 2023Iron Bridge Trail, College Station, Brazos County, Texas, United States
White mold like fungus Plasmopara geranii on underside of leaves of cranesbill (Geranium carolinianum) in Lick Creek Park. College Station, Texas, December 15, 2023Iron Bridge Trail, College Station, Brazos County, Texas, United States
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
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
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
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, 2023Iron Bridge Trail, College Station, Brazos County, Texas, United States
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, 2023Iron Bridge Trail, College Station, Brazos County, Texas, United StatesMushroom Observer and Facebook for learning names of local mushrooms.
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