Page:Manual of the New Zealand Flora.djvu/814

774 point, green or chestnut-brown. Stamens 3, rarely 2 or 1. Style-branches 3, long, linear. Nut about half the length of the glume, trigonous, obovoid, obtuse, minutely apiculate, not longitudinally ribbed, the surface appearing to be minutely reticulate from the numerous subquadrate cells.—S. Savii, ''Sebast. and Mauri, Prodr. Fl. Rom.'' 22. S. riparius, ''Poir. Encycl. Suppl. v. 103; Benth. Fl. Austral.'' vii. 327. Isolepis riparia, ''R. Br. Prodr. 222; Hook. f. Fl. Tasm.'' ii. 89, t. 145; ''Handb. N.Z. Fl.'' 302. I. setacea, ''Hook. f. Fl. Nov. Zel. i. 271, in part (not of R. Br.)''. I. setosa, Raoul, Choix, 40.

5. S. antarcticus, Linn. Mant. ii. 181.—Densely tufted, very variable in size, sometimes ½–1½ in. high, stout, rigid, cartilaginous; at other times taller and more slender, 3–6 in. high or more. Leaves 1 or several at the base of ihe stem and shorter than it, obtuse at the tip, rigid and coriaceous in the smaller forms, softer and more grassy in the larger ones. Heads solitary, terminal, of 1–4 spikelets in the small stout forms, of 3–9 in the larger ones; bracts ¼–1 in. long, usually far exceeding the head. Spikelets rather stout, ovoid-oblong, ⅛–⅕ in. long, many-flowered. Glumes broadly ovate, boatshaped with a prominent keel, obtuse or the keel produced into a short point, often rigid and coriaceous, pale whitish-yellow with a conspicuous dark chestnut-brown spot; sides broad, marked with prominent curved lines; back often curved. Hypogynous scales wanting. Stamens 3 or 2, rarely 1. Style-branches 3. Nut rather more than half as long as the glume, elliptic-ovoid, trigonous, acute, minutely punctate, white to yellow, sometimes ultimately almost black.—C. B. Clarke in Fl. Cap. vii. 223. S. cartilagineus, ''Poir. Encycl. Suppl. v. 103; Benth. Fl. Austral.'' vii. 328. S. ebenocarpus, Kirk in Trans. N.Z. Inst. xvii. (1885) 224. Isolepis cartilaginea, ''R. Br. Prodr. 222; Hook f. Fl. Nov. Zel. i. 271; Fl. Tasm.'' ii. 88, t. 145; ''Handb. N.Z. Fl.'' 302.