![](http://www.alamy.com/thumbs/6/5830E3DD-B21A-4994-A4F6-8C3901D4E5DE/TB0J6E.jpg)
Powdery mildew, Podosphaera pannosa, fungal disease on and around rose thorns, Rosa 'American Pillar'
Size: 6016px × 4016px
Photo credit: © Nigel Cattlin / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: american, angiosperm, ascomycota, berkshire, coat, coating, covering, dicotyledon, disease, diseased, dry, england, erysiphaceae, eudicot, fungal, fungi, fungus, garden, leotiomycetes, mildew, mycelium, ornamental, pannosa, pathogen, pillar, plant, podosphaera, powder, powdery, rosa, rosaceae, rose, shrub, spp., stem, summer, thorns, uk, white