Osmunda regalis var. spectabilis (Willdenow) A. Gray
Osmundaceae
Delaney, B.
89193
1989-08-15
United States, Minnesota, Sherburne, Sherburne Co. 5 mi N-NW of the city of Elk River. NE1/4 NE1/4 sec.8, T33N, R26W;;033N;26W;8
45.315986 -93.623044 +-969m.
Mature tamarack swamp where the Larix canopy and shrub layer are both fairly open; shrubs and herbs are quite diverse. Cornus stolonifera and Alnus rugosa are common, With Betula glandulifera, etc.