Eurybia merita (A. Nelson) G. L. Nesom (Q2243)
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Eurybia merita is a taxon with the rank species within the genus Eurybia
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Eurybia merita (A. Nelson) G. L. Nesom
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Eurybia merita is a taxon with the rank species within the genus Eurybia
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Statements
taxon/id/Eurybia merita (A. Nelson) G.L. Nesom
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Eurybia merita (A. Nelson) G.L. Nesom
Eurybia merita
(A. Nelson) G.L. Nesom
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 20: Magnoliophyta: Asteridae, part 7: Asteraceae, part 2. Oxford University Press, New York.
accepted
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CA-BC
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Klinkenberg, B. (ed.). 2010+. E-Flora BC: Electronic Atlas of the Plants of British Columbia. Lab. for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver, B.C. http://www.eflora.bc.ca http://www.eflora.bc.ca/
CA-BC
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US-CA
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US-ID
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US-MT
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US-OR
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US-SD
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US-UT
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US-WA
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US-WY
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100–3200 m
100 meter
3,200 meter
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Plants (2–) 10–50 cm, clonal and clumped, eglandular;
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rhizomes creeping to ascending, long or short, scaly, woody with age.
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Stems 1–3+, usually ascending, sometimes decumbent, purplish, occasionally branched basally, sparsely villosulous, densely so distally.
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Leaves cauline (dark green abaxially, paler bluish green adaxially) firm, ± markedly veined, margins entire or serrulate, scabrous to strigoso-ciliate, teeth mucronate, slightly indurate, apices obtuse to acute, mucronate, abaxial faces glabrescent to sparsely villous along veins, adaxial glabrescent or sparsely (proximal) to ± densely (distal) villoso-strigose or strigose;
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proximalmost withering by flowering;
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proximal narrowly winged-petiolate or sessile, petiole bases sheathing, blades spatulate to obovate or oblanceolate, 10–43 × 2–16 mm, smaller than mid, bases attenuate to cuneate, subclasping (if sessile);
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mid sessile, blades lanceolate or oblong-lanceolate to oblanceolate, narrowly obovate, or spatulate, 20–80 × 4–35 mm, gradually reduced distally, bases rounded or subauriculate to widely attenuate or cuneate;
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distal (arrays) sessile, lanceolate to lanceovate or elliptic to oblanceolate, 6–52 × 1–17 mm, rapidly reduced distally, margins often slightly purplish.
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Heads (1–) 5–50, usually in open to compact, corymbiform arrays, rarely borne singly.
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Peduncles villosulous;
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bracts 0–3, lanceolate to spatulate, leaflike to distally phyllary-like (bases indurate, margins purplish), mostly foliaceous.
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Involucres campanulate, 6–9 mm, shorter than pappi.
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Phyllaries 30–65 in 4–5 series, often purplish, oblong or lance-oblong (outer) to lance-linear or linear (inner), unequal, membranous, bases indurate, rounded, dark green zones diffusely diamond-shaped to lanceolate in distal 1/3–2/3 (outer, seldom foliaceous) to 1/5 or none (inner), margins ± dark purple, narrowly scarious, erose, densely villoso-ciliate, apices appressed or sometimes loose and ± squarrose, acute to obtuse, often apiculate, faces usually villous, rarely glabrous.
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Ray-florets (10–) 14–32;
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corollas purple to violet, 7–12 (–15) × 1–1.7 mm.
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Disc-florets 30–60;
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corollas pale to cream-yellow, lobes pink-tinged, 5–7.6 mm, slightly ampliate, tubes equaling or slightly longer than funnelform throats, lobes erect, triangular, 0.6–1.3 mm.
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Cypselae brownish, fusiform-obconic, slightly compressed, ca. 3.4 mm, ribs 8–10 (pale, strong), strigillose;
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pappi of cinnamon to yellowish bristles 5–6 mm, longer than disc corollas.
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branched
occasionally; basally
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scabrous to strigoso-ciliate
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sparsely to more or less densely villoso-strigose or strigose
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spatulate
obovate or oblanceolate
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oblong-lanceolate
oblanceolate narrowly obovate or spatulate
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oblong-lanceolate
oblanceolate narrowly obovate or spatulate
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oblong-lanceolate
oblanceolate narrowly obovate or spatulate
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subauriculate
widely attenuate or cuneate
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lanceolate
lanceovate or elliptic
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