Epilobium rotundifolium G.Forst.
Herb, often sprawling and branching at base. Stems ± erect, 10-40 cm tall, strigillose all round, densely so in lines decurrent from margins of petioles, often also with a few glandular hairs. Lamina of lf broadly ovate, 3-25 × 3-20 mm. Floral tube 0.5-1.5 mm deep, sparsely glandular-hairy. Petals white, 2-2.5 × 1.5-3.5 mm. Capsule subglabrous to strigillose, 2-5 cm long; fruiting pedicel 1.5-4.2 cm long.
N.: throughout; S.: common in Nelson, Marlborough Sounds, and N. Canterbury, very rare and mostly coastal further S.; St.; Ch.
Endemic.
Moist banks and rocks, not in deep shade, from sea level to 915 m.
FL Oct-Feb.