Canary Island date palms, Phoenix canariensis, with Fusarium wilt caused by Fusarium oxysporum f.sp. canariensis, typically have a much-reduced canopy of leaves.
Canary Island date palms, Phoenix canariensis, with Fusarium wilt caused by Fusarium oxysporum f.sp. canariensis, typically have a much-reduced canopy of leaves. Credit: Donald R. Hodel, UCCE Los Angeles County
