Pteridium aquilinum subsp. lanuginosum (Bongard) Hultén

Pteridium aquilinum subsp. lanuginosum (Bongard) Hultén is a synonym sensu USDA NRCS, 2009+ of:

Pteridium aquilinum subsp. pubescens (Underw.) J.A. Thomson, Mickel & Mehltreter, an accepted subspecies name sensu Hassler, 2014-2024+.