Flora of the Hawaiian Islands
Pteridophyte Literature for Asplenium kaulfussii
Palmer 2003.
   Aspleniaceae -- The Spleenwort Family Bibliography
      Asplenium kaulfussii

Common name(s): spleenwort, kuau
General Information
DistributionIn the Hawaiian Islands, endemic to Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Hawai`i.

Click here for detailed USGS map by Jonathan Price
HabitatLocally common in mesic to wet, shady forests.
Elevation150-1,200 m
Plants medium-sized, terrestrial, occasionally epiphytic or epipetric. Rhizomes decumbent, 1-4 cm diam., tips bearing many persistent stipe bases.
Fronds 25-85 x 10-36 cm, usually not proliferous, a few populations with few to many proliferations on adaxial surfaces of lateral veins of several pinnae and frond tips. Stipes clustered, dark brown to black, shiny, naked except at very base where thick, wide, dark brown scales are present. Blades 1(2-)-pinnate, lanceolate, smaller at base, tips similar to lateral pinnae, shiny, bright green, glabrous; rachises green to brown. Pinnae 3-25 pairs, linear-lanceolate, sometimes deeply divided, glabrous, 2-18 x 1-2.5 cm, basal pinnae gradually reduced to 1/2 size of middle pinnae, margins entire to coarsely dentate, sometimes lacerate. Veins 1-forked.
Sori elongate, extending from costae to margins, sometimes shorter. Indusia conspicuous.
Sally Eichhorn