Page:Manual of the New Zealand Flora.djvu/328

288 slender, tomentose. Heads numerous, small, $1⁄6$–$1⁄5$ in. long; involucre turbinate; scales few, lax, linear-oblong or lanceolate, pubescent or villous. Florets 6–10; florets of the ray 3–6. Pappus-hairs in one series. Achenes linear, striate, pubescent.—Kirk, Students' Fl. 272.

19. O. lacunosa, ''Hook. f. Handb. N.Z. Fl.'' 732.—A stout branching shrub or small tree 5–15 ft. high; branchlets, panicles, petioles, and leaves beneath densely clothed with pale ferruginous tomentum. Leaves alternate, 3–7 in. long, ⅓–1 in. broad, narrow-linear or linear-lanceolate to linear-oblong, acute or acuminate, shortly petioled, quite entire or obscurely sinuate-toothed, coriaceous, glabrous and reticulated above; midrib very stout and prominent beneath, lateral veins strong, spreading at right angles and dividing the under-surface into numerous sunken interspaces; margins recurved. Panicles towards the tips of the branches, branched, slender, forming a corymbose mass 4–8 in. diam. Heads numerous, small, $1⁄5$ in. diam., on slender pedicels; involucre turbinate; scales few, laxly imbricate, tomentose or villous. Florets small, 8–12, about half of them shortly rayed. Achenes grooved, silky.—Kirk, Students Fl. 270.

20. O. alpina, ''Buch. in Trans. N.Z. Inst.'' xix. (1887) 215.—A shrub or small tree 8–12 ft. high, with a trunk 6–8 in. diam.; branches, leaves below, and inflorescence covered with pale-buff or brown tomentum. Leaves 5–6 in. long, ¼ in. broad, linear, entire; midrib very stout, lateral veins close, diverging at right angles, forming a series of lacunæ on each side of the midrib. Panicles large, much-branched. Heads numerous; involucre turbinate. Flowers not seen. Pappus-hairs reddish.—Kirk, Students Fl. 270.