Osmunda regalis subsp. spectabilis (Willdenow) Á. Löve & D. Löve

Osmunda regalis subsp. spectabilis (Willdenow) Á. Löve & D. Löve is a synonym sensu TROPICOS of:

Osmunda spectabilis Willdenow, an accepted species name sensu Hassler, 2014-2024+.