North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States
China, Japan
Osmunda regalis var. regalis, Osmunda regalis var. panigrahiana, Osmunda spectabilis
Dryopteris fili-mas, Dryopteris affinis, Dryopteris carthusiana
Banks, Boggy areas, stream banks, Woodlands
Woodlands
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24