Erigeron glabellus Nuttall (Q2216)

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Erigeron glabellus is a taxon with the rank species within the genus Erigeron
Language Label Description Also known as
English
Erigeron glabellus Nuttall
Erigeron glabellus is a taxon with the rank species within the genus Erigeron

    Statements

    taxon/id/Erigeron glabellus Nuttall
    0 references
    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
    streamside fleabane (English)
    smooth fleabane (English)
    vergerette glabre (French)
    Streamside fleabane (English)
    rhizomatous, caudices or rhizomes relatively short and thickened, simple or branched, usually appearing merely fibrous-rooted.
    Stems erect or slightly basally ascending, hirsute or hirsuto-villous to strigose or glabrate, eglandular.
    Leaves basal (persistent) and cauline;
    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;
    cauline blades usually becoming lanceolate, abruptly or gradually reduced distally (bases sometimes subclasping).
    Involucres 5–9 × 10–20 mm.
    Ray-florets 125–175;
    corollas white to pink or blue, 8–15 mm, laminae (nearly filiform) coiling tardily at tips.
    Disc corollas 4–5.5 mm.
    Cypselae 1.2–1.5 mm, 2-nerved, faces sparsely strigose;
    pappi: outer of setae, inner of 16–20 bristles.