Carex sect. Macrocephalae Kükenthal in H. G. A. Engler (Q299)

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Carex sect. Macrocephalae is a taxon with the rank section within the genus Carex
Language Label Description Also known as
English
Carex sect. Macrocephalae Kükenthal in H. G. A. Engler
Carex sect. Macrocephalae is a taxon with the rank section within the genus Carex

    Statements

    taxon/id/Carex sect. Macrocephalae Kükenthal
    0 references
    Carex sect. Macrocephalae Kükenthal
    Carex sect. Macrocephalae
    Kükenthal
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    Carex sect. Macrocephalae
    North America
    e Asia
    Plants usually not cespitose, rhizomatous.
    Culms brown at base.
    Leaves: basal sheaths fibrous;
    blades V-shaped in cross-section when young, widest leaves 4–8 mm wide, glabrous.
    Inflorescences paniculate, with 20+ spikes, ovoid or oblong capitate, occasionally with proximal 1–2 spikes separated, sessile;
    proximal bracts leaflike or threadlike, sheathless;
    spikes staminate, pistillate, or androgynous, sessile, without prophylls.
    Proximal pistillate scales with apex awned.
    Perigynia ascending or at length spreading, veined on both faces, short-stipitate, narrowly ovate, thickly planoconvex in cross-section, base tapering or rounded, with spongy tissue, margins serrulate-winged, apex tapering to beak, glabrous;
    beak with abaxial suture, margins entire, apex bidentate.
    Achenes rounded-trigonous, smaller than bodies of perigynia;