Page:Manual of the New Zealand Flora.djvu/1003

Adiantum.] ¾ in. long or more, more membranous, upper and outer margins deeply lobulate, the lobules incised. Sori numerous, placed in shallow depressions at the top of the teeth or lobules, broader than long, transversely oblong or oblong-reniform.—''Hook. Sp. Fil.'' ii. 51, t. 86b; ''Hook. f. Fl. Nov. Zel.'' ii. 21; ''Handb. N.Z. Fl. 360; Hook. and Bak. Syn. Fil. 119; Benth. Fl. Austral.'' vii. 724; ''Thoms. N.Z. Ferns, 54; Field, N.Z. Ferns,'' 81, t. 6.

5. A. affine, ''Willd. Sp. Plant,'' v. 448.—Rhizome long, creeping, stout, clothed with glossy dark chestnut-brown scales. Stipes 4–12 in. long or more, stout, erect, shining-black, rough and scaly at the very base, smooth and polished above. Fronds 6–15 in. long. 3–9 in. broad, ovate-deltoid in outline, bipinnate or tripinnate at the base, pale-green above, usually glaucous beneath, quite glabrous or the secondary rhachises pubescent above. Pinnæ 2–3 pairs with a long terminal one sometimes 6–9 in. long, in large specimens the lowest pair again branched. Pinnules ½–1 in. long, ¼–½ in. deep, petiolate, dimidiate, broadly obliquely-oblong or rhomboidal; lower margin straight, entire, base truncate; upper margin and the obtusely rounded apex deeply crenate-toothed; texture firm, subcoriaceous. Sori numerous, rather large, 6–14 to a pinnule, placed in small notches at the tips of the lobes of the upper and outer margins, not in the sinuses between the lobes. Indusium orbicular-cordate or reniform.—''Hook. and Bak. Syn. Fil. 117; Benth. Fl Austral.'' vii. 724, ''Thoms. N.Z. Ferns, 53; Field, N.Z. Ferns, 80, t. 6, f. 1. A. Cunninghamii, Hook. Sp. Fil.'' ii. 52, t. 86a; ''Hook. f. Fl. Nov. Zel.'' ii. 21; ''Handb. N.Z. Fl.'' 360. A. formosum, ''A. Rich. Fl. Nouv. Zel. 88; A. Cunn. Precur. n. 208; Raoul, Choix, 38 (not of B. Br.''). A. pullum. ''Col. in Trans. N.Z. Inst.'' xxv. (1873) 319.