A plum tree, Prunus domestica, infected with black knot fungus, Apiosporina morbosa, also black canker or black knot disease

---

Size: 2832px × 4256px
Location: Comox Valley, British Columbia, Canada
Photo credit: © Pamela Powell / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: apiosporina, black, branch, branches, canker, common, disease, diseased, domestica, fungus, gall, infected, knot, morbosa, plum, prunus, tree