Epilobium tasmanicum

Matted perennial herb, prostrate and rooting at the nodes or with stem-tips ascending to c. 10 cm high; stems glabrous or with fine hairs in lines decurrent from leaf bases. Leaves crowded, opposite on lower stems, alternate near inflorescence, narrowly elliptic to elliptic, 0.5–2 cm long, 2–5 mm wide, glabrous, glossy, margins with sparse, shallow teeth, apex acute, base tapering; petiole 1–2 mm long. Flowers with inside of hypanthium glabrous; sepals lanceolate, 2–3 mm long; petals white, 3–5 mm long. Capsule 1–2 cm long, glabrous; pedicel 1–4 cm long; seeds 0.8–0.9 mm long, papillose, comose. Flowers mainly Dec.–Feb.