Asplenium hookerianum Colenso
A. adiantoides Raoul in Ann. Sci. nat. Sér. 3, 2, 1844, 115 non Raddi.
A. adiantoides var. hookerianum Hook. f. Fl. N.Z. 2, 1855, 35.
Type locality: "Under volcanic conglomerate rocks, valley of Hinuera, between Tauranga (Bay of Plenty) and the river Waikato." Type: W, "between Matamata and Maungatautari, Jan. 1842, W.C." Endemic.
Rhizome short, erect, clad in dense linear-acuminate paleae c. 1 cm. long; stipites tufted, paleate at base. Stipes slender, 2-15 cm. long, ± paleate. Rhachis slender, compressed, densely paleate to nude, with about 11 lateral pinnae. Lamina ovate-oblong to lanceolate-oblong, acuminate to acute, dark green, membr., bipinnate to pinnate, 5-15-(25) × 2.5-5-(10) cm. Pinnae stalked to subsessile, ovate- to narrow-oblong, 2.5-8 cm. × 15-20 mm. Pinnules few ((3)-5-(10)), 5-10 × 3-10 mm., obovate-oblong to rhomboid, stalked to subsessile, obliquely cuneate at base, crenate- to inciso-serrate; veinlets forked. Sori remote from margin, 2-4 mm. long, oblong, sts confluent and covering most of undersurface of pinnule; indusium firm.
DIST.: N., S. Lowland and lower montane forests throughout, but local in occurrences, from lat. 35º southwards.