Erigeron muirii A. Gray (Q2201)

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Erigeron muirii is a taxon with the rank species within the genus Erigeron
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English
Erigeron muirii A. Gray
Erigeron muirii is a taxon with the rank species within the genus Erigeron

    Statements

    taxon/id/Erigeron muirii A. Gray
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    Erigeron muirii A. Gray
    Erigeron muirii
    A. Gray
    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
    vergerette de Muir (French)
    Muir's fleabane (English)
    Muir’s fleabane (English)
    Flowering Jul–Aug.
    rocky slopes
    ridges
    tundra
    gravel barrens
    sandstone outcrops
    rhizomatous, fibrous-rooted, rhizomes or caudices simple, relatively short and thick.
    Stems erect, densely cobwebby-lanate (hairs white), eglandular.
    Leaves basal (persistent) and cauline;
    blades oblanceolate to subspatulate, (10–) 20–60 × 2–10 mm, margins entire, faces lanate, eglandular;
    cauline blades oblong to linear-oblong, gradually reduced, bractlike.
    Involucres 8–10 × 12–20 mm.
    Ray-florets 60–100;
    corollas white, often drying pinkish, 8–13 mm (mostly 1–2 mm wide), laminae coiling.
    Disc corollas 3.5–5 mm.
    Cypselae 1.9–2.2 mm, 2-nerved, faces strigose-hirsute;
    pappi: outer of setae, inner of 13–20 bristles.