Page:Manual of the New Zealand Flora.djvu/189

Haloragis.] 2. H. tetragyna, Hook. f. Fl. Nov. Zel. i. 62.—A rigid and wiry much-branched herb 6–15 in. high, usually scabrid with white oppressed hairs; stems prostrate or decumbent at the base, erect or ascending above, tetragonous. Leaves opposite, shortly petioled, ¼–¾ in. long, elliptical-ovate or oblong to lanceolate, acute, sharply serrate, coriaceous; floral leaves or bracts usually alternate. Flowers minute, sessile or nearly so, solitary in the axils of the floral leaves, forming slender leafy terminal spikes, which are sometimes branched and paniculate. Stamens 8. Styles 4; stigmas plumose. Fruit $1⁄10$ in., broadly ovoid, 4–8-costate, transversely rugose or muricate.—''Handb. N.Z. Fl. 65; Benth. Fl. Austral.'' ii. 484; Kirk, Students Fl. 148. Goniocarpus tetragynus, ''Labill. Pl. Nov. Holl.'' 39, t. 53. A. Cunn. Precur. n. 529. Cercodia incana, ''A. Cunn. l.c.'' n. 528.

3. H. depressa, Walp. Rep. ii. 99.—A small slender wiry much-branched herb 1–5 in. high, usually scabrid with short white hairs; rhizomes slender, creeping, often nauch branched; stems prostrate or suberect, tetragonous. Leaves opposite, sessile or nearly so, ¼–½ in. long, ovate or ovate-oblong, sometimes almost cordate, subacute, with 1–4 deep and narrow serratures on each side, coriaceous, margins strongly cartilaginous; floral leaves similar but smaller, usually all opposite. Flowers minute, sessile, axillary and solitary, forming short terminal spikes. Fruit $1⁄10$ in. long, 4-angled, 4–8-costate; interspaces smooth and shining, not tuberculate.—''Hook. f. Fl. Nov. Zel. i. 63; Handb. N.Z. Fl. 65; Benth. Fl. Austral.'' ii. 485; Kirk, Students Fl. 148. H. bibracteolata, ''Col. in Trans. N.Z. Inst.'' xxii. (1890) 462. Gonicarpus depressus, ''A. Cunn. Precur.'' n. 531.