| Literature for Polypodium pellucidum
Palmer 2003. Literature for Polypodium pellucidum var. acuminatum
Palmer 2003. Literature for Polypodium pellucidum var. pellucidum
Palmer 2003. Literature for Polypodium pellucidum var. vulcanicum
||Plants medium-sized, colony-forming, terrestrial, sometimes epiphytic. Rhizomes medium- to long-creeping.
||Fronds erect or spreading, distant to clumped, up to 55 cm long. Stipes scaly, scales limited to phyllopodia, brown to nearly black, margins toothed and with short hairs. Blades deeply pinnatitid (occasionally 1-pinnate-pinnatisect or fully 2-pinnate), oblong-triangular to narrowly oblong, coriaceous, lower lobes with or without wings at sinus bases, tips rounded to truncate, lobes 8-45 pairs, margins entire to crenate to sometimes pinnatifid, cartilaginous, with small, short, teeth facing toward tips, with or without transparent false veins between true veins and attached to the margins at small sinuses but not joining other veins, hairs on abaxial veins and blades rare (occasionally plentiful especially on var. acuminatum), short, round, 3-celled, tips round. Veins free, translucent, usually 3-forked, ending in club-shaped expansions short of margins.
||Sori usually submedial or occasionally medial.