Page:Manual of the New Zealand Flora.djvu/589

Ourisia.] crenate. Flowers large, ¾–1 in. diam., white; pedicels 1–3 in. long. Calyx deeply 5-partite; segments ⅛ in. long, linear-oblong, obtuse, coriaceous, glabrous or the margins alone ciliate. Corolla-tube short and broad, villous within; lobes obovate, retuse. Capsule ⅓–½ in. long, ovoid-oblong.—''Handb. N.Z. Fl.'' 218. O. calycina, Col. in Trans. N.Z. Inst. xxi. (1889) 97.

2. O. macrophylla, ''Hook. Ic. Plant.'' t. 545, 546.—Erect from a short stout decumbent rhizome, 6–24 in. high, more or less pubescent or pilose with soft spreading hairs, rarely almost glabrous. Radical leaves variable in size and shape, on long petioles; petioles 1–6 in. long, stout or slender, sheathing at the base; blade 1–5 in., ovate or ovate-oblong to orbicular-oblong, obtuse, oblique and cordate or cuneate at the base, crenate, rather thin and membranous, sparsely pubescent or almost glabrous. Flowering-stem erect, rather stout or slender. Cauline leaves 1 or rarely 2 pairs, ovate, sessile. Inflorescence of 3–7 superposed whorls of pedicellate flowers, in small varieties sometimes reduced to a few-flowered terminal umbel. Bracts 3–8 in a whorl, linear-oblong or linear-obovate to linear, crenate. Flowers large, ½–¾ in. diam., white or white with purplish streaks; pedicels ½–2 in. long, slender, erect. Calyx deeply 5-partite; segments ¼ in. long, lanceolate or linear, glandular-hairy. Corolla-tube slightly curved, villous within; lobes obovate, retuse. Capsule ¼ in. long, ovoid-oblong, turgid, membranous.—''Hook. f. Fl. Nov. Zel. i. 197; Handb. N.Z. Fl.'' 218. O. robusta, Col. in Trans. N.Z. Inst. xvii. (1886) 246.

3. O. Colensoi, ''Hook. f. Handb. N.Z. Fl.'' 218.—Rhizome slender, creeping; stems erect, 2–9 in. high, pilose with soft spreading hairs. Leaves all radical, on slender petioles ½–1 in. long; blade about the same length, oblong or ovate-oblong, obtuse, subcordate or cuneate at the base, crenate, rather membranous, sparsely glandular-hairy on both surfaces or almost glabrous. Flowering-stem or scape 1–8-flowered; bracts in pairs or rarely in