Volume I (1961) - Flora of New Zealand Indigenous Tracheophyta - Psilopsida, Lycopsida, Filicopsida, Gymnospermae, Dicotyledons
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Blechnum norfolkianum (Heward) Maiden

B. norfolkianum (Heward) Christen. Ind. Fil. 1905, 157.

Lomaria norfolkiana Hew. in Lond. J. Bot. 1842, 122.

L. attenuata Hook. f. Handbk N.Z. Fl. 1864, 368 non Willd.

L. acuminata Hook. et Baker Syn. Fil. 1873, 481.

Rhizome stout, erect or ascending, invested by bases of fallen stipites, clad in dark brown linear-attenuate paleae c. 15 mm. long; stipites tufted. Stipes stout, blackish, smooth, 5-10 cm. long, ± paleate at base or throughout. Rhachis stout, smooth, deeply grooved, bearing numerous close-set pinnae. Sterile lamina subcoriac., dark to light green, lanceolate-oblong, acuminate, 30-90 × 7-15 cm. Lower pinnae reduced to lobules; larger pinnae 4-8 cm. × 8-15 mm., oblong-lanceolate, acute to acuminate, straight to subfalcate, attached by widened base, sinuate to crenulate; veinlets mostly forked. Fertile lamina 20-50 cm. long, pinnae linear, slender to almost filiform, arcuate, 3-8 cm. long. Sori covering whole of undersurface and us. obscuring costa.

DIST.: K., Three Kings, Poor Knights, Little Barrier, Mayor Island, Manukau County, Hawke's Bay district. Also in Norfolk Island.

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