Flora of the Hawaiian Islands
Pteridophyte Literature for Cyclosorus cyatheoides
Palmer 2003.
   Thelypteridaceae Bibliography
      Cyclosorus cyatheoides
General Information
DistributionIn the Hawaiian Islands, endemic to Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Hawai`i.

Thelypteridaceae - Cyclosorus cyatheoides Thelypteridaceae - Cyclosorus cyatheoides

Click here for detailed USGS map by Jonathan Price
HabitatFound in habitats ranging from forest floors to steep, shaded slopes, on vertical rock walls, often near stream banks and waterfalls, and rocks and ledges along streams.
Elevation120-1,400 m
Plants variable in size, usually with large fronds. Rhizomes erect to decumbent, thick, usually more than 3 cm diam., interior of various colors from white to yellowish or purple when cut.
Fronds erect, 25-200 cm long, may be fertile even when short. Stipes glabrous except at base. Blades 1-pinnate, linear-lanceolate, mostly glabrous, sometimes with scattered glands or hairs, tips of fronds similar to lateral pinnae. Pinnae 18-26 pairs, short-stalked, lanceolate to linear, sometimes falcate, 7-30 x 0.8-4.5 cm, margins entire to moderately lobed, basal pinnae same size or sometimes smaller than middle pinnae, tips acute. Veins pinnate, minimally or not raised, 3-10 veins anastomosing below sinuses, forming excurrent veins to sinuses.
Sori 3-8 on both sides. Indusia large, small, or absent, reniform or peltate.
Sally Eichhorn