Difference between revisions of "Kyllinga brevifolia"

Rottbøll

Descr. Icon. Rar. Pl., 13, plate 4, fig. 3. 1773.

Common names: Perennial greenhead sedge
Synonyms: Cyperus brevifolius (Rottbøll) Endlicher ex Hasskarl
Treatment appears in FNA Volume 23. Treatment on page 193. Mentioned on page 192.
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Revision as of 21:07, 16 December 2019

Plants perennial, cespitose or not, long-creeping rhizomatous. Culms sometimes spaced to 3 cm apart, (5–)12–25(–55) cm, smooth. Leaves flat, 2–21 cm × 1.5–3.5 mm. Inflorescences: spikes 1–3, 4–7 × 4 mm; bracts 3–4, longest ± erect, others ascending to horizontal, flat, 1.5–18 cm × 1–3.3 mm. Spikelets (20–)40–60(–100), pale greenish or reddish brown, ovate, (2.2–)2.5–2.8(–3.2) × (0.6–)0.7–0.8(–1.2) mm; floral scales laterally 2–3-veined, elliptic to ovate, 1.8–3 × (0.8–)1.1–1.6 mm, midvein not winged, apex mucronate; stamens (1–)2; anthers 0.8–1.1 mm; style 0.6–1.2 mm; stigmas 0.5–1.5 mm. Achenes brown, substipitate or stipitate, ellipsoid to oblong-ellipsoid, 1–1.2(–1.3) × 0.6–0.8 mm, stipe, if present, 0.1–0.2 mm, apex obtuse to subtruncate, apiculate, papillate.


Phenology: Fruiting summer.
Habitat: Damp grasslands, shorelines, ditches, croplands
Elevation: 0–200 m

Distribution

V23 336-distribution-map.jpg

Ala., Calif., Fla., Ga., La., Miss., N.C., Okla., S.C., Tex., Mexico, West Indies, Central America, South America, Asia, Africa, Australia.

Discussion

Reports of Kyllinga brevifolia from Connecticut, Delaware, Maryland, New Jersey, Pennsylvania, and Virginia should be referred to as K. gracillima.

Selected References

None.

Lower Taxa

None.
... more about "Kyllinga brevifolia"
Gordon C. Tucker +
Rottbøll +
Perennial greenhead sedge +
Ala. +, Calif. +, Fla. +, Ga. +, La. +, Miss. +, N.C. +, Okla. +, S.C. +, Tex. +, Mexico +, West Indies +, Central America +, South America +, Asia +, Africa +  and Australia. +
0–200 m +
Damp grasslands, shorelines, ditches, croplands +
Fruiting summer. +
Descr. Icon. Rar. Pl., +
W2 +, W1 +  and Illustrated +
Cyperus brevifolius +
Kyllinga brevifolia +
Kyllinga +
species +