Carex sect. Clandestinae G. Don in J. C. Loudon (Q140)

From Canadian Flora Commons
Revision as of 08:05, 23 June 2022 by WikibaseAdmin (talk | contribs) (‎Changed label, description and/or aliases in en, and other parts)
Jump to navigation Jump to search
Carex sect. Clandestinae is a taxon with the rank section within the genus Carex
Language Label Description Also known as
English
Carex sect. Clandestinae G. Don in J. C. Loudon
Carex sect. Clandestinae is a taxon with the rank section within the genus Carex

    Statements

    taxon/id/Carex sect. Clandestinae G. Don
    0 references
    Carex sect. Clandestinae G. Don
    Carex sect. Clandestinae
    FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
    accepted
    Carex sect. Clandestinae
    Circumboreal (circumpolar and north temperate)
    Plants cespitose, short to long rhizomatous.
    Culms red-purple at the base, shorter or longer than leaves.
    Leaves: basal sheaths not fibrous;
    blades V-shaped in cross-section when young, glabrous, widest leaf-blades 2–4 mm wide, distal leaves bladeless or with blades 1 mm or less, not longer than sheaths.
    Inflorescences racemose, with 2–6 spikes;
    proximal nonbasal bracts bladeless or blade usually less than 2 mm, purple-tinged, sheathing;
    lateral spikes pistillate or androgynous, with not more than 25 perigynia, sometimes basal, pedunculate, prophyllate, ovoid;
    terminal spike staminate or androgynous.
    Proximal pistillate scales dark-brown to black, apex obtuse to subacute, cuspidate or awned.
    Perigynia erect or ascending, veinless or veined with 2 prominent marginal veins, stipitate, obovoid, rounded-trigonous, 2–3.5 mm, base tapering or cuneate, apex abruptly contracted to beak, pubescent, sometimes glabrescent;
    beak straight or bent, 0.2–0.5 mm, orifice entire or emarginate.
    Achenes trigonous, rarely quadrangular, almost as large as bodies of perigynia;