Kyllinga gracillima |
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Asiatic greenhead sedge, pasture greenhead-sedge, pasture spikesedge |
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Habit | Plants perennial, not cespitose, long-creeping rhizomatous. |
Culms | 10–35(–50) cm, smooth. |
Leaves | flat, 10–30 cm × 1–3.5 mm. |
Inflorescences | spike 1, ovoid, 7–12 × 6–10 mm; bracts 3–4, horizontal to slightly reflexed, flat, 2–20(–30) cm × 1–3 mm. |
Spikelets | 40–80, pale greenish or reddish brown, ovate, 3.5–4.5 × 1.2–1.3(–1.4) mm; floral scales laterally 2(–5)-veined, elliptic, 1.8–3.2 × 1–1.6 mm, apex mucronate; stamens 2–3; anthers 0.8–1.1 mm; style 1.8–2.2 mm; stigmas 0.5–1 mm. |
Achenes | brown, sessile or stipitate, broadly ellipsoid, 1.5–1.8 × 0.8–1 mm, stipe, if present, to 0.1 mm, apex obtuse, apiculate, puncticulate. |
Kyllinga gracillima |
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Phenology | Fruiting summer. |
Habitat | Muddy banks of streams and estuaries |
Elevation | 0–1000 m (0–3300 ft) |
Distribution |
AL; AR; CT; DE; GA; KY; MD; MS; NC; NJ; NY; PA; TN; VA; temperate e Asia [Introduced in North America]
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Source | FNA vol. 23, p. 194. |
Parent taxa | Cyperaceae > Kyllinga |
Sibling taxa | |
Synonyms | Cyperus brevifolioides, K. brevifolia var. gracillima, K. brevifolioides |
Name authority | Miquel: Ann. Mus. Bot. Lugduno-Batavi 2: 142. (1866) |
Web links |