Pteridophyte | Literature for Hymenophyllum obtusum
Palmer, 2003. |
Hymenophyllaceae -- The Filmy Fern Family | Bibliography |
Hymenophyllum obtusum | |
Common name(s): palai lau li`i |
General Information | ||
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Distribution | Hawaiian Islands.In the Hawaiian Islands, endemic to Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Hawai`i. | |
Habitat | Wet forests, usually found on portions of tree trunks and logs protected from sun and wind. | |
Elevation | 400-1300 m |
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Habit |
Epiphytic, delicate; rhizomes thread-like. |
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Leaves |
Fronds 3-9 x 0.7-2.5 cm; stipe quite hairy, hairs brown to dark brown, branched or unbranched at base, often branched distally; blade 2-pinnate to 3-pinnate-pinnatifid variable in shape, compact, ovate to somewhat lanceolate, membranous but somewhat stiff, appearing reddish brown because of hairs, tips obtuse, hairs abundant on veins and margins, branching at base and distally; pinnae linear, obtuse tipped, spreading from planes of rachises, resulting in a 3-dimensional quality, less than 1 mm wide; veins dark, obscured by hairs. |
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Sori |
Sori marginal at tips of ultimate segments; indusia extending from ultimate segment tips, very hairy. |
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Notes |
Latin obtusus, blunt, dull, alluding to the generally obtuse shape of the frond tips. |
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Contributor |
Sally Eichhorn |