Illustrator: Yevonn Wilson-Ramsey
Copyright: Flora of North America Association
Herbs, perennial, cespitose, 3–9 dm. Culms erect, 2–4 mm diam., scabrous. Cataphylls 0 or 1–2, straw-colored, apex acuminate. Leaves: basal 1–2, cauline 1–2; auricles 1–7.5 mm, apex rounded, scarious; blade terete, 4–25 cm × 1–1.8 mm, scabrous. Inflorescences panicles of 5–30 heads, 12–15 cm, erect to ascending branches; primary bract erect; heads 2–6-flowered, broadly obovoid, 5–10 mm diam. Flowers: tepals green to reddish brown, lanceolate; outer tepals 3.3–3.9 mm, apex acuminate; inner tepals 3.9–4.7 mm, acuminate; stamens 6, anthers 1/2 filament length. Capsules exserted, chestnut brown, 3-locular, ovoid, 4.5–5.3 mm, apex acuminate, valves separating at dehiscence. Seeds fusiform, 2.2–2.6 mm, tailed. ; seed body covered with whitish translucent veil.
Phenology: Fruiting mid summer–early fall.
Habitat: Wet springy bogs, swamps, and borders of wet woods
Elevation: 0–100 m
N.S., Del., D.C., Md., N.J., N.C., Pa., Va.