Characteristics
Pteridophytes
Osmunda regalis L. var. spectabilis (Willd.)A.Gray
ROYAL FERN
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The typical variety, var. regalis, is found in the Old Word (Fernald 1930). Treating the American taxon, var. spectabilis, as a distinct species has also been advocated based on analysis of DNA which suggests var. spectabilis is more closely related to O. japonica (Metzgar et al. 2008; Tsutsumi et al. 2011; Arana et al. 2015; Schneider et al. 2015).
Native
OBL (NWPL)
OBL (DEP)
Classification
Citation
OSMUNDA REGALIS Linnaeus, var. SPECTABILIS (Willdenow) A. Gray, Manual, ed. 2. 600. 1856.
Osmunda spectabilis Willdenow 1810.
PENNSYLVANIA: Without data, Muhlenberg s.n. (holotype: B).
Species Distribution Map
Plant Photos
Osmunda regalis var. spectabilis
- Betty Wargo
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Osmunda regalis var. spectabilis
- Kenneth Sytsma
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Osmunda regalis var. spectabilis
- Betty Wargo
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Osmunda regalis var. spectabilis
- Paul L. Redfearn, Jr.
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Osmunda regalis var. spectabilis
- Dennis Girard
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Osmunda regalis var. spectabilis
- Dennis Girard
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Osmunda regalis var. spectabilis
- Patricia Howell
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Osmunda regalis var. spectabilis
- Dennis Girard
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Osmunda regalis var. spectabilis
- Mary Keim
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