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FNA | Family List | FNA Vol. 23 | Cyperaceae | Abildgaardia

1. Abildgaardia ovata (Burman f.) Kral, Sida. 4: 72. 1971.

Carex ovata Burman f., Fl. Indica, 194 [as “294”]. 1768; Abildgaardia monostachya (Linnaeus) Vahl; Cyperus monostachyos Linnaeus; Fimbristylis monostachya (Linnaeus) Hasskarl; F. ovata (Burman f.) J. Kern; Iriha monostachya (Linnaeus) Kuntze

Herbs, bulbous-based, (5–)10–50(–70) cm. Culms erect to radiately spreading, leafy at base, most of length a scape; scape glabrous, wiry, 0.5 mm diam. Leaves: proximal leaves persistent as fibrous scales; principal leaves at least 1/2 as long as scapes; sheaths open, broad-based, shorter than blades, margins pale or brown, scarious, forming broad auricle at junction with blade; blades filiform, to 1 mm, margins incrassate, glabrous or scabridulous, apex acute to blunt, scabrid; abaxial surfaces convex, coarsely ribbed, adaxial flat or concave. Spikelets commonly 1, less often 2(–3) in simple monochasium or dichasium, lance-ovoid, 10–15 mm, glabrous, acute; scales at least 10, ovate, curvate-keeled, proximal 1–4 bracteal, at least proximalmost with strong cusp, the rest fertile, apex short acuminate or acute, mucronate to apiculate; stamens 1–3; anthers 3–4 mm. Achenes pale, 2.5–3 mm; body nearly globose, pebbly. 2n = 20.

Fruiting all year. Rocky, gravelly savanna, solution pockets in limerock; 0–50 m; Fla.; Mexico; West Indies; Bermuda; Central America; South America; Eurasia; Africa; Indian Ocean Islands; Pacific Islands; Australia.


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