Black leg lesion at the base of the stem of an infected plant from a Brassica rapa seed crop. Note the small, black pycnidia embedded in the lesion.
Photo Source: Cynthia Ocamb, Oregon State University
Black leg lesion at the base of the stem of an infected plant from a Brassica rapa seed crop. Note the small, black pycnidia embedded in the lesion.
Photo Source: Cynthia Ocamb, Oregon State University