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American halfchaff sedge

Culms

5–30 cm × 0.5–1.5 mm.

Leaves

3–11 cm × 1–2 mm.

Inflorescences

spikes (1–)2–5, ovoid-ellipsoid, 2.5–10(–12) × 2–4.5 mm;

bracts 2–3, spreading to slightly reflexed, 4–12(–14) cm × 1–2.5 mm.

Spikelets

floral scales 3; 1st scale yellowish brown to light reddish brown, midvein green, obtrullate, 1.5–2 × 0.3–0.5 mm, apex acuminate; 2d scale oblong, 1–1.6 × 0.2–0.4 mm; 3d scale oblong, 1–1.5 × 0.2–0.4 mm;

stamens 1;

anther 0.5 mm;

stigmas 3.

Achenes

obovoid to narrowly ellipsoid, roundly trigonous, 0.7–1 × 0.2–0.3 mm.

Lipocarpha maculata

Phenology Fruiting summer–early fall.
Habitat Ditches, swales, emergent shorelines
Elevation 0–200 m (0–700 ft)
Distribution
from FNA
AL; DC; FL; GA; IL; NC; SC; VA
[BONAP county map]
Source FNA vol. 23, p. 197.
Parent taxa Cyperaceae > Lipocarpha
Sibling taxa
L. aristulata, L. drummondii, L. micrantha, L. microcephala, L. occidentalis
Synonyms Kyllinga maculata, Cyperus neotropicalis
Name authority (Michaux) Torrey: Ann. Lyceum Nat. Hist. New York 3: 288. (1836)
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