Antennaria Gaertner (Q2627)
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Antennaria is a taxon with the rank genus within the tribe Gnaphalieae
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Antennaria Gaertner
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Antennaria is a taxon with the rank genus within the tribe Gnaphalieae
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Statements
taxon/id/Antennaria Gaertner
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Antennaria Gaertner
Antennaria
Gaertner
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 19: Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Oxford University Press, New York.
accepted
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Perennials or subshrubs (dioecious, gynoecious, or polygamodioecious), (0.2–) 4–25 (–70) cm (sometimes cespitose, sometimes stoloniferous, sometimes rhizomatous).
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petiolate or sessile;
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blades (1–7-nerved) mostly cuneate, elliptic, lanceolate, linear, oblanceolate, or spatulate, margins entire, abaxial faces usually tomentose, adaxial glabrous or ± tomentose to sericeous or glabrescent.
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Heads discoid (unisexual), borne singly or in corymbiform, paniculiform, racemiform, or subcapitate arrays.
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Involucres: staminate campanulate to hemispheric, 2–6+ mm diam.;
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pistillate turbinate or campanulate to cylindric, 3–7 (–9+) mm diam.
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Phyllaries in 3–6+ series, usually relatively narrow, unequal (proximally papery or membranous; distally ± scarious, often black, brown, castaneous, cream, gray, green, olivaceous, pink, red, white, or yellow), apices usually acute, sometimes obtuse to ± truncate.
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Receptacles flat to convex or ovoid, foveolate, epaleate.
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Disc-florets mostly 20–100+, (functionally) staminate or pistillate;
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staminate corollas white, yellow, or red, narrowly funnelform or tubular (lobes usually 5, erect to recurved);
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pistillate corollas white, yellow, or red, narrowly tubular to filiform.
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Cypselae mostly ellipsoid to ovoid, faces usually glabrous, often papillate (stout, myxogenic twin-hairs);
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pappi: falling (bristles basally connate or coherent, shed together in rings or in groups);
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staminate usually of 10–20+ (usually ± clavate, sometimes capillary, barbellate to barbellulate) bristles;
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pistillate usually of 12–20+ (capillary, barbellulate to smooth) bristles.
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more or less tomentose
sericeous or glabrescent
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in corymbiform , paniculiform , racemiform or subcapitate , arrays
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