Plant
Royal Fern
Osmunda regalisAlso known as Flowering Fern, King Fern, Ditch Fern
Royal ferns form massive, majestic clumps in saturated soils and sun-dappled wetlands across northern temperate regions. Golden, tassel-like fertile pinnae crown the upper portions of mature fronds in early summer, creating the striking illusion of blossoms on a non-flowering plant. Sturdy fibrous rhizomes anchor deep into peat and moss, allowing individual plants to endure for over a century in undisturbed habitats.
DeciduousWetlandPerennial
—observations
—countries
—peak records
Least ConcernConservation statusIUCN Red List categoriesLCNTVUENCREWEXLeast ConcernRed List categories, explained →
Diet & preySunlight and damp, acidic soil minerals
Predators
- Sawfly larvae
- Snails
- Slugs
ThreatsWetland drainage, peat extraction, habitat destruction
HabitatsWoodland bogs, stream banks, marshes, wet meadows
Life span100+ years
Classification
- OrderOsmundales
- FamilyOsmundaceae
- GenusOsmunda
- SpeciesOsmunda regalis
Range data is not available yet.
Interaction riskLow
- Low
- Moderate
- High
- Very high
- Why interaction risk is low
- Safe to observe at a normal distance.
Responsible observation
- Spring Observation: Look for rust-colored fertile tips emerging at the center of green fronds in early summer.
- Habitat Care: Stay on boardwalks or dry paths in bogs to avoid damaging fragile peat and subterranean roots.
- Autumn Viewing: Watch for foliage turning a rich bronze or copper hue prior to winter dormancy.
Co-Occurring Fern (c) Tom Norton, some rights reserved (CC BY), uploaded by Tom Norton · cc-by
Wetland Companion (c) Laura Clark, some rights reserved (CC BY), uploaded by Laura Clark · cc-by
Close Relative (c) Michael Newlon, some rights reserved (CC BY), uploaded by Michael Newlon · cc-by
Close Relative (c) Marilyne Busque-Dubois, some rights reserved (CC BY), uploaded by Marilyne Busque-Dubois · cc-by
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