Baccharis halimifolia Linnaeus (Q2146)

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Baccharis halimifolia is a taxon with the rank species within the genus Baccharis
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English
Baccharis halimifolia Linnaeus
Baccharis halimifolia is a taxon with the rank species within the genus Baccharis

    Statements

    taxon/id/Baccharis halimifolia Linnaeus
    0 references
    Baccharis halimifolia Linnaeus
    Baccharis halimifolia
    Linnaeus
    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
    Baccharis halimifolia
    baccharis à feuilles d'arroche (French)
    eastern baccharis (English)
    sea myrtle (English)
    consumption weed (English)
    groundsel tree (English)
    Sea-myrtle (English)
    consumption-weed (English)
    eastern baccharis (English)
    Mexico (Nuevo León)
    Mexico (San Luis Potosí)
    Mexico (Tamaulipas)
    Mexico (Veracruz)
    West Indies
    in Europe (France)
    Australia
    Flowering Aug–Nov.
    open sandy places
    wet fields
    marshes
    beaches
    disturbed sites
    roadsides
    old fields
    Shrubs or trees, 100–300 (–600) cm (freely branched).
    Stems erect to ascending, slender, striate-angled, glabrous or minutely scurfy, sometimes resinous.
    short-petiolate or sessile;
    blades elliptic to broadly obovate or rhombic, main cauline rhombic, 30–50 (–80) × 10–40 (–60) mm (thick and firm), bases cuneate, margins entire proximally, usually coarsely serrate distal to middles (teeth 1–3 pairs), faces glabrous, gland-dotted, resinous (distal reduced, entire).
    Heads 3–4 in loose pedunculate clusters in (terminal, leafy-bracted) broad paniculiform arrays.
    staminate 3–5 mm, pistillate 3–5 mm.
    Phyllaries ovate to lanceolate, 1–4 mm, margins scarious, medians green, apices obtuse to acute.
    Staminate florets 25–30;
    corollas 3–4 mm.
    Pistillate florets 20–30;
    corollas 2.5–3.5 mm.
    Cypselae 1–1.8 mm, 8–10-nerved, glabrous;
    pappi 8–12 mm. 2n = 18.