Flora of New Zealand Series

Polypodium dictyopteris Mett. in Ann. Sci. nat. Sér. 4, 15, 1861, 77.

P. attenuatum A. Rich. Essai Fl. N.Z. 1832, 62 non R. Br. 1810, 146.

Dictymia lanceolata J. Smith in Hook. f. Fl. N.Z. 2, 1854, 43.

P. cunninghamii Hook. Sp. Fil. 5, 1864, 58.

Loxogramme dictyopteris Cop. Univ. Calif. Publ. Bot. 14, 1929, 369.

Rhizome condensed, rarely elongate, densely clad in brown lanceolate paleae; rootlets woolly, descending or occ. ascending and emitting tufts of stipites; fronds crowded, bearing at base tufts of linear-lanceolate paleae up to 1 cm. long. Stipes 1-7 cm. long, winged by decurrent lamina. Main vein prominent, veins hidden, anastomosing, no included free veinlets. Lamina subcoriac. to almost fleshy, narrow-lanceolate, attenuate, entire, bright green above, paler below, 5-25 cm. × 10-20 mm.; margin entire or rarely sinuate to very shallowly lobed, recurved. Sori in a single row, on each side of and near the main vein, often obliquely paired, 6-24, globose to oblong, 6-2 mm. diam.

DIST.: N., S. Epiphytic or rupestral in lowland forests from near North Cape to lat. 41º 30'. Akaroa, Raoul (also reported by D. G. Riches-see W. Martin T.N.Z.I. 52, 1920, 318).