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Septoria on winter squash leaves

Under moist conditions, whitish lesions ofSeptoria cucurbitacearum may be mixed with larger brown water-soaked lesions, givingthe appearance of another disease.
Photo courtesy of T.A. Zitter, Cornell University, Ithaca, NY


White colored spots on a butternut leaf (Cucurbita moschata) and raised, rashlike spots on fruit caused by Septoria cucurbitacearum.
Photo courtesy of T.A. Zitter, Cornell University, Ithaca, NY