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Genus is endemic to Hawaiian Islands and found on all major islands. Rhizomes are long-creeping, slender. Blades are 2 pinnate-pinnatifid to 3 pinnate. A key characteristic is the acroscopic basal pinnule which is often enlarged and pinnatifid to 1-pinnate.
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Genus is endemic to Hawaiian Islands and found on all major islands. Rhizomes are long-creeping, slender. Blades are 2 pinnate-pinnatifid to 3 pinnate. A key characteristic is the acroscopic basal pinnule which is often enlarged and pinnatifid to 1-pinnate.
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Genus is endemic to Hawaiian Islands and found on all major islands. Photo shows sori which are abaxial and subapical.
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Genus is endemic to Hawaiian Islands and found on all major islands. Note pinnatifid basal acroscopic pinnules; a few of the other pinnules are slightly divided. Species is extremely variable, but key characteristics are the long-creeping rhizome, epigeous growth from moss mats near base of tree and fronds which are often 3-pinnate.
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Genus is endemic to Hawaiian Islands and found on all major islands. Note pinnatifid basal acroscopic pinnules; a few of the other pinnules are slightly divided. Species is extremely variable, but key characteristics are the long-creeping rhizome, epigeous growth from moss mats near base of tree and fronds which are often 3-pinnate. Photo shows abaxial suface.
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