Page:Manual of the New Zealand Flora.djvu/187

Drosera.] in the ground. Stems leafy, erect, flexuose and wiry, simple or sparingly branched, perfectly glabrous, usually 6–18 in. high but sometimes much longer and almost climbing. Radical leaves rosulate, sometimes reduced to linear scales; blade orbicular or reniform, glandular; petiole short, broad, flat. Cauline leaves alternate, on longer filiform petioles, peltate; blade ¼ in. diam., broadly lunate, the two angles with glandular-ciliate appendages, margins fringed with long glandular hairs. Flowers ¼–⅓ in. diam., pink, in terminal 3–8-flowered racemes. Sepals 5, oblong, entire or minutely toothed. Petals twice as long as the sepals, obovate or obcordate. Styles 3, divided to below the middle into numerous dichotomous lobes.—''Hook. f. Fl. Nov. Zel. i. 21; Handb. N.Z. Fl. 64; Benth. Fl. Austral.'' ii. 465; Kirk, Students' Fl. 146. D. circinervia, ''Col. in Trans. N.Z. Inst.'' xxvi. (1894) 314. D. stylosa, Col. l.c. xxviii. (1896) 593.





Herbs, often aquatic, rarely undershrubs. Leaves opposite, alternate, or whorled, when submerged often pectinately pinnatilid; stipules wanting. Flowers hermaphrodite or unisexual, always small and often incomplete. Calyx-tube adnate to the ovary; lobes 2, 4, or wanting. Petals 2, 4, or wanting, valvate or slightly imbricate. Stamens 2 or 4–8, rarely 1 or 3, large, epigynous; filaments short, filiform; anthers 2-celled. Ovary inferior, compressed, angled or ribbed, rarely 2–4- winged, 2- or 4-celled, rarely 3-celled; styles 1–4, distinct; stigmas papillose or plumose; ovules as many as the styles, pendulous, anatropous. Fruit small, dry or succulent, 1–4-celled, indehiscent or separating into 1–4 indehiscent carpels. Seeds solitary in the cells, pendulous; albumen fleshy, usually copious; embryo cylindrical, axile.

