Ophioglossum polyphyllum

Plants up to 15 cm tall, with 1–4 fronds, solitary. Rhizome erect, elongate, cone-shaped; roots numerous, wiry, usually pointing downwards, without buds. Stipe fleshy, pale; base persistent, turning dark brown. Lamina 2–6 cm long, fleshy, lanceolate to broadly elliptic; veins indistinct, numerous, primary and secondary areoles present with free vein endings. Spike 15–25 mm long, on stalk up to 7 cm long, growing from just above base of sterile lamina; 12–22 pairs of sporangia per spike.