Oregon fetid adder’s-tongue

Stems very short, 2.5–10 mm. Leaves 2(–3), subsessile; blade rarely mottled with purple, oblong-elliptic, 8–14 × 2.5–5 cm. Flowers 1–5; outer tepals yellowish green with purple lines, lanceolate to oblanceolate, 6.5–10 mm; inner tepals linear-spatulate, 6–9 × 0.3 mm; filaments 2–4 mm; anthers 1.9–2.3 mm; style 2–2.5 mm; stigmas spreading to recurved; pedicel very slender, elongating to 6–10 cm. Capsules 16–18.5 × 5.5–7.5 mm, including beak. 2n = 14.

Flowering late winter--early spring. Coniferous woods, mossy mountain stream banks; 0--800 m; Oreg.