Literature for Adenophorus pinnatifidus Palmer, 2003. Literature for Adenophorus pinnatifidus var. pinnatifidus Palmer, 2003. Literature for Adenophorus pinnatifidus var. rockii Palmer, 2003.
Polypodiaceae	Bibliography
Adenophorus pinnatifidus

General Information
Distribution	Hawaiian Islands.In the Hawaiian Islands, endemic to Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Hawai`i.
Habit	Epiphytic or epipetric, small; rhizomes short, erect.
Leaves	Fronds erect, arching, or pendulous, (2-)5-12+ cm long; stipe round at base, soon becoming winged and blending into blade; blade deeply pinnatifid to pinnatisect, ovate to lanceolate-ovate incised nearly to midrib, tips often elongate, marginal hairs absent to sparse; lobes close or distant, narrowly elongate-triangular, oblique, oblong, or linear, tips acute to broadly rounded, margins mostly entire, sometimes crenate on larger fronds, distal margins of lobes forming acute angles with midrib; veins pinnate in each segment except on smallest fronds.
Sori	Sori usually found on distal 2/3 of blade, solitary on smaller segments but present in 2, often irregular, rows on larger segments; glandular paraphyses present, sparse.
Notes	Latin pinnatus, winged, feathered, plus -fid, divided into many parts, describing the pinnatifid cutting of the frond.
Contributor	Sally Eichhorn