Erigeron divergens Torrey & A. Gray (Q2186)

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Erigeron divergens is a taxon with the rank species within the genus Erigeron
Language Label Description Also known as
English
Erigeron divergens Torrey & A. Gray
Erigeron divergens is a taxon with the rank species within the genus Erigeron

    Statements

    taxon/id/Erigeron divergens Torrey & A. Gray
    0 references
    Erigeron divergens Torrey & A. Gray
    Erigeron divergens
    Torrey & 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 divergente (French)
    diffuse fleabane (English)
    spreading fleabane (English)
    Spreading fleabane (English)
    1 reference
    Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.
    1 reference
    Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.
    Mexico (Baja California)
    Mexico (Chihuahua)
    Mexico (Coahuila)
    Mexico (Durango)
    Mexico (Sonora)
    Mexico (and southward)
    Flowering (Feb–)Apr–Oct.
    riverbanks
    meadows
    disturbed sites
    desert
    scrubland to grasslands
    saltbush
    blackbrush
    sagebrush
    pinyon-juniper
    juniper-oak
    pine woodlands
    60–2000(–2700) m
    taprooted, caudices simple if perennial.
    Stems (single or multiple from bases) erect to ascending, densely and evenly puberulous-hirsutulous (hairs spreading to spreading-descending or ascending, often crinkly, bases not thickened), minutely glandular at least distally, usually throughout.
    Leaves basal (usually deciduous) and cauline;
    basal blades obovate-spatulate, 10–70 × 4–-14 mm, cauline gradually reduced distally, margins entire or with 2–3 pairs of teeth or lobes, faces hirsute to loosely strigoso-hirsute, sometimes sparsely glandular.
    Heads (in early season, 1–) 5–100+ (buds nodding).
    Involucres 3–4 × (5–) 7–11 mm.
    Ray-florets 75–150;
    corollas white, drying lilac, without abaxial midstripe, (2–) 4–9.5 mm, laminae not coiling or reflexing (remaining relatively straight).
    Disc corollas 1.8–2.3 mm (throats indurate and slightly inflated).
    Cypselae 0.9–1.2 mm, 2-nerved (nerves whitish), faces sparsely strigose;
    pappi: outer of setae or scales, inner of 6–9 (–12) bristles.