Symphyotrichum lateriflorum (Linnaeus) Á. Löve & D. Löve (Q2437)
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Symphyotrichum lateriflorum is a taxon with the rank species within the section Symphyotrichum sect. Symphyotrichum
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| English |
Symphyotrichum lateriflorum (Linnaeus) Á. Löve & D. Löve
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Symphyotrichum lateriflorum is a taxon with the rank species within the section Symphyotrichum sect. Symphyotrichum
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Statements
taxon/id/Symphyotrichum lateriflorum (Linnaeus) Á. Löve & D. Löve
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Symphyotrichum lateriflorum (Linnaeus) Á. Löve & D. Löve
Symphyotrichum lateriflorum
(Linnaeus) Á. Löve & D. Löve
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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Calico or one-sided or white woodland or starved aster (English)
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CA-MB
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CA-NB
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CA-NS
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CA-ON
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CA-PE
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CA-QC
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US-AL
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US-AR
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US-CT
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US-DE
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US-DC
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US-FL
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US-GA
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US-IL
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US-IN
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US-IA
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US-KS
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US-KY
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US-LA
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US-ME
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US-MD
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US-MA
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US-MI
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US-MN
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US-MS
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US-MO
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US-NE
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US-NH
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US-NJ
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US-NY
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US-NC
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US-OH
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US-OK
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US-PA
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US-RI
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US-SC
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US-SD
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US-TN
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US-TX
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US-VT
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US-VA
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US-WV
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US-WI
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with short, woody, branched caudices, or short-rhizomatous.
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Stems 1–5+, ascending to erect (± arching, slender, brittle), ± densely pilose or villous to glabrate or glabrous (particularly proximally).
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Leaves thin, membranous, margins serrate to serrulate, scabridulous, apices acute to acuminate, sometimes caudate, mucronulate, abaxial faces glabrous, midveins usually ± densely pilose to glabrate, rarely glabrous, adaxial scabrous (short-strigose) to glabrate;
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basal usually withering by flowering, sometimes persisting (new vernal rosettes often developing at flowering), petiolate to subpetiolate (petioles narrowly to ± broadly winged, ciliate, bases ± sheathing), blades oblanceolate, lanceovate or ovate to spatulate or suborbiculate, 5–35 × 7–25 mm, abruptly attenuate, margins crenate-serrate, apices obtuse to rounded or acute;
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proximal cauline mostly withering by flowering, sessile or subpetiolate (petioles broadly winged), blades usually ovate or elliptic to elliptic-oblanceolate or lanceolate, rarely linear-lanceolate, (30–) 50–100 (–150) × (2–) 10–20 (–35) mm, greatly reduced distally, bases attenuate to cuneate;
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distal sessile, blades ovate, lanceovate, lance-elliptic, or oblanceolate to lance-linear or linear, 10–150 × 1–30 mm, progressively reduced distally, branch leaves abruptly smaller, bases cuneate, margins sometimes entire.
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Heads in ample, open, diffuse, ± pyramidal, paniculiform arrays, branches divaricate to long-arching or ± ascending, slender, wiry, secund;
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usually sessile, sometimes peduncles 0.1–1 cm+, ± pilose, bracts 1–7, linear or subulate to oblong-lanceolate, foliaceous, grading into phyllaries.
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Involucres cylindro-campanulate, (3.5–) 4–6 (–7) mm.
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Phyllaries in 3–4 (–6) series, appressed or slightly spreading, oblong-lanceolate or -oblanceoalte (outer) to linear (inner), unequal, bases indurate 1/3–2/3, margins scarious, erose, hyaline or sometimes reddish, ± ciliolate, green zones lanceolate to ± diamond-shaped, apices (outer) acute, callus-pointed, (mid) acute to acuminate, or obtuse, sometimes purplish, abaxial faces glabrous (outer), mid sparsely puberulent.
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Ray-florets 8–15 (–23);
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corollas white, rarely pinkish or purplish, laminae (3–) 4–5 (–8) × 0.9–1.2 mm.
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Disc-florets 8–16 (–20);
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corollas cream to light yellow turning pink or reddish purple, (2.5–) 3–5 mm, tubes shorter than funnelform-campanulate throats, lobes strongly reflexed, lanceolate, 0.9–1.7 mm.
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Cypselae gray or tan, oblong-obovoid, sometimes ± compressed, (1.3–) 1.8–2.2 mm, 3–5-nerved, faces sparsely strigillose;
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pappi white to pinkish, 3–4 mm. 2n = 16, 32, 48.
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less densely pilose or villous
glabrate or glabrous
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spatulate or suborbiculate
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spatulate or suborbiculate
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elliptic
elliptic-oblanceolate or lanceolate
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elliptic
elliptic-oblanceolate or lanceolate
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light yellow turning pink or reddish purple
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compressed
sometimes more or less
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