Gunnera prorepens Hook.f.
Type: K, Colenso 108.
Stolons, often below surface, branched, up to 4 dm. long. Lvs on slender glabrate petioles up to 10 cm. or more long. Lamina brownish to almost purplish green, membr., 10-30-(50) × 10-25-(40) mm., ovate to ovate-oblong, rounded at apex, rounded to sts truncate or subcordate at base, not or obscurely 2-3-lobed, glab. or nearly so; margins crenate to subentire, ± sinuate. Infl. up to 6 cm. or more long. ♂ with very short tube, calyx-lobes minute; petals spathulate, pilose, ± 2.5 mm. long; staminal filaments very short. ♀ rather close-set, subsessile; bracts ovate-lanceolate, c. 1·2 mm. long; styles 3-5 mm. long. Drupes on elongated scape, patent to drooping, obconic to nearly globose, red to purplish, 3-4 × 2-3 mm.
Dist.: N., S., St. Lowland to lower subalpine boggy or damp places in forest, grassland, herbfield; often creeping through sphagnum; from lat. 37° 30' southwards.
FL. 9-1. FT. 11-3. Original locality: "Mountainous parts of the Northern Island, Colenso."
The type has petioles up to c. 12 cm. long; lamina ± 4 × 1·5 cm., subentire in upper part, crenate in lower; pistillate infl. c. 12 cm. long, drupe ± 3 mm. long.
Cheeseman (Man. N.Z. Fl. 1925, 66) includes the name G. flavida Col. as an absolute synonym, and gives the fr. colour as "red or yellowish or glaucous".