Pteridophyte | Literature for Sadleria squarrosa
Palmer, 2003. |
Blechnaceae | Bibliography |
Sadleria squarrosa | |
Common name(s): `ama`u, `ama`uma`u, ma`u, ma`uma`u, pua`a `ehu`ehu, `apu`u |
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 | Steep, dark, damp banks near streams | |
Elevation | 400-2050 m |
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Habit |
Terrestrial, small to medium-sized; rhizomes decumbent. |
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Leaves |
Fronds drooping, 15-32 cm long; stipe 4-5+ mm diameter at base, dark, thickly covered with scales along entire length, scales linear-triangular, elongate, light to dark brown to reddish brown with marginal glandular hairs; blade 2-pinnate, lanceolate-ovate, leathery, 15-35(-70) cm long; rachises heavily clothed with scales throughout; pinnae 8-36 pairs, linear-lanceolate, tips acute, 1.8-11 cm long, shorter basally; ultimate segments 12-25+ pairs per pinna, adnate, ovate to ovate-lanceolate, 0.3-0.6 cm long, concave abaxially, slightly contracted at base, tips acute to rounded, margin with glandular hairs; veins obscure. |
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Sori |
Sori 2 per segment, 1-3 mm long; indusia firm. |
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Notes |
Latin squarrosus, rough with scales, in reference to the very scaly stipe and rachis. |
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Contributor |
Sally Eichhorn |