Erigeron glabellus Nuttall (Q2216)
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Erigeron glabellus is a taxon with the rank species within the genus Erigeron
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English |
Erigeron glabellus Nuttall
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Erigeron glabellus is a taxon with the rank species within the genus Erigeron
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Statements
taxon/id/Erigeron glabellus Nuttall
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Erigeron glabellus Nuttall
Erigeron glabellus
Nuttall
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-AB
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CA-BC
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CA-MB
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CA-NT
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CA-ON
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CA-SK
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CA-YT
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US-AK
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US-CO
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US-ID
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US-MN
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US-MT
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US-ND
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US-NM
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US-SD
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US-UT
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US-WI
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US-WY
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rhizomatous, caudices or rhizomes relatively short and thickened, simple or branched, usually appearing merely fibrous-rooted.
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Stems erect or slightly basally ascending, hirsute or hirsuto-villous to strigose or glabrate, eglandular.
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Leaves basal (persistent) and cauline;
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basal blades oblanceolate to oblanceolate-spatulate, 40–150 × 3–15 mm, margins usually entire, sometimes shallowly dentate, faces hirsute or hirsuto-villous to sparsely strigose or glabrate, eglandular;
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cauline blades usually becoming lanceolate, abruptly or gradually reduced distally (bases sometimes subclasping).
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Involucres 5–9 × 10–20 mm.
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Ray-florets 125–175;
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corollas white to pink or blue, 8–15 mm, laminae (nearly filiform) coiling tardily at tips.
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Disc corollas 4–5.5 mm.
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Cypselae 1.2–1.5 mm, 2-nerved, faces sparsely strigose;
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pappi: outer of setae, inner of 16–20 bristles.
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fibrous-rooted
usually; merely
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hirsuto-villous
strigose or glabrate
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oblanceolate
oblanceolate-spatulate
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hirsuto-villous
sparsely strigose or glabrate
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reduced
abruptly; gradually; distally
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