Page:Manual of the New Zealand Flora.djvu/423

Senecio.]

28. S. rotundifolius, Hook. f. Fl. Nov. Zel. i. 149.—A stout branching shrub or small tree 6–30 ft. high; bark thin, smooth; branches grooved, and with the petioles, leaves beneath, and inflorescence densely clothed with pale-buff tomentum. Leaves on stout grooved petioles 1–3 in. long; blade 2–5 in. diam., orbicular or broadly oblong, unequal or rounded or slightly cordate at the base, very thick and coriaceous, glabrous and shining above, quite entire. Panicle terminal, corymbosely branched; pedicels stout. Heads numerous, ⅓ in. diam., campanulate, discoid; involucral bracts 9–12, linear-oblong, very coriaceous, densely woolly. Female florets 1–4, small, narrow-tubular with a minutely toothed mouth. Disc-florets numerous, with a campanulate 5-toothed limb. Achenes grooved, hispid. Pappus-hairs rigid, scabrid.—''Handb. N.Z. Fl. 162; Kirk, Forest Fl. t. 116; Students' Fl.'' 349. Brachyglottis rotundifolia, ''Forst. Char. Gen. 92; A. Cunn. Precur.'' n. 464. Cineraria rotundifolia, ''Forst. Prodr. n. 294; A. Rich. Fl. Nouv. Zel.'' 254.

29. S. Bidwillii, Hook. f. Fl. Nov. Zel. i. 150.—A small stout much or sparingly branched shrub 1–5 ft. high; branches, petioles, leaves beneath, and inflorescence densely clothed with appressed whitish or pale-buff tomentum. Leaves ½–2 in. long, broadly oblong or obovate-oblong, obtuse, rounded or narrowed at the base, excessively thick and coriaceous, glabrous and shining above, with reticulated venation; margins often tomentose; petioles ⅙–¾ in., stout, articulated to the branch. Corymbs terminal, stout, branched, 1–3 in. long. Heads few or many, ¼–⅓ in. diam., campanulate, discoid; involucral bracts 8–12, linear, very thick and coriaceous, densely woolly. Female florets 3–5, tubular, mouth minutely toothed. Disc-florets numerous, with a 5-toothed campanulate limb. Achenes linear, grooved, glabrous. Pappus-hairs white, rigid, scabrid.—''Handb. N.Z. Fl. 162; Kirk, Students' Fl.'' 350. Olearia rigida, ''Col. in Trans. N.Z. Inst.'' xx. (1888) 194.

Var. viridis.—Rather taller and not so stout. Leaves 1½–3 in. long, oblong-obovate, narrowed to the base, not so coriaceous; petioles ½–1 in. long. Corymbs larger, 3–6 in. long. Heads much as in the type.—S. viridis, Kirk, Students' Fl. 350.