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The royal fern life cycle is divided into two independent components, a diploid sporophyte and haploid gametophyte. The familiar fern plant with the stem, roots and leaves is the diploid sporophyte. The royal fern sporophyte is long-lived (+ 100 years).
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www.bio.umass.edu/biology/conn.river/regalis.html
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Complete description of the Royal Fern (Osmunda Regalis Var. Spectabilis) including plant information, identification information on uses and more. Learn all about the Royal Fern and gardening on Garden Guides. ... The Royal Fern is easily found in nurseries, garden stores and other plant dealers and distributors.
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www.gardenguides.com/taxonomy/royal-fern-osmunda-regali...
www.gardenguides.com/taxonomy/royal-fern-osmunda-regalis-var-spectabilis/
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Complete description of the royal twinsorus fern (Diplazium centripetale) including plant information and identification of a Royal Twinsorus Fern. ... The Royal Twinsorus Fern may be available from nurseries, garden stores and other plant dealers and distributors.
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www.gardenguides.com/plants/plant.asp?symbol=DICE
www.gardenguides.com/plants/plant.asp?symbol=DICE
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West, Middle, East ... Moist Upland Site ... photo of plant...
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www.tva.gov/river/landandshore/stabilization/plants/roy...
www.tva.gov/river/landandshore/stabilization/plants/royal_fern.htm
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Devoted to the conservation and study of plants growing wild in Missouri ... Plant pictures ... Plant identification...
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www.missourinativeplantsociety.org/node/34
www.missourinativeplantsociety.org/node/34
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ROYAL FERN OR FLOWERING FERN; OSMUNDA REGALIS; The Royal Fern is the most stately of the British ferns, well deserves its name, and is, from its appearance, readily distinguished from all others. ... Plant Guide > Ferns > Royal Fern...
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www.plantguide.org/royal-fern.html
www.plantguide.org/royal-fern.html
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Other features: Mature plant has tall brown spikes of thin pinnules covered with spores, at the top of the central fronds, and all-green sterile fronds around the outside of the tuft. No pics of spore-bearing spikes yet...
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www.plant-identification.co.uk/skye/osmundaceae/osmunda...
www.plant-identification.co.uk/skye/osmundaceae/osmunda-regalis.htm
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A PLANTS profile of Osmunda regalis var. spectabilis (royal fern) from the USDA PLANTS database ... Osmunda regalis L. var. spectabilis (Willd.) A. Gray royal fern; ... Plant Materials Publications...
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plants.usda.gov/java/profile?symbol=OSRES
plants.usda.gov/java/profile?symbol=OSRES
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Browse pictures and read growth / cultivation information about Flowering Fern, Royal Fern (Osmunda regalis) supplied by member gardeners in the PlantFiles database at Dave's Garden. ... I, too, agree that the Royal Fern does much better under high moisture levels -- ... I agree with henryr, this fern is an aquatic or bog plant.
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davesgarden.com/guides/pf/go/1807/
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