Tanacetum bipinnatum (Linnaeus) Schultz-Bipontinus (Q2115)

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Tanacetum bipinnatum is a taxon with the rank species within the genus Tanacetum
Language Label Description Also known as
English
Tanacetum bipinnatum (Linnaeus) Schultz-Bipontinus
Tanacetum bipinnatum is a taxon with the rank species within the genus Tanacetum

    Statements

    taxon/id/Tanacetum bipinnatum (Linnaeus) Schultz-Bipontinus
    0 references
    Tanacetum bipinnatum (Linnaeus) Schultz-Bipontinus
    Tanacetum bipinnatum
    (Linnaeus) Schultz-Bipontinus
    FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 19: Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Oxford University Press, New York.
    accepted
    (Linnaeus) Schultz-Bipontinus
    dwarf tansy (English)
    tanaisie bipennée (French)
    Tanaisie bipennée (English)
    Flowering May–Sep.
    other sandy sites
    calcareous soils
    coastal scrub
    Eurasia
    Stems (sometimes purple-tinged) 1–2+, ± decumbent to ascending or erect, branched.
    petiolate (bases often clasping) or sessile;
    blades ± ovate or elliptic to obovate or spatulate, mostly 7–25+ × 3–5 (–10+) cm, 2–3-pinnately lobed (primary lobes mostly 6–24+ pairs, narrowly oblong to linear-elliptic or linear, lobules oblong or ovate to ± lanceolate, sometimes curled), ultimate margins entire or ± dentate, faces usually ± villous or arachno-villous to lanate, sometimes glabrescent or glabrate, usually gland-dotted (in pits).
    Heads (2–) 5–12 (–20+) in corymbiform arrays or borne singly.
    Involucres 8–22+ mm diam.
    Receptacles flat to hemispheric.
    Ray-florets 8–21+ (pistillate, fertile; corollas pale-yellow to yellow, laminae mostly 1–7+ mm, usually 3-lobed) or 0 (heads quasi-radiant or radiate or ± disciform, peripheral pistillate florets 15–30+; corollas pale-yellow, ± zygomorphic, lobes 3–5, abaxial more pronounced).
    Disc corollas (2–) 3 (–4) mm.
    Cypselae 2–3 (–4) mm, weakly 5-ribbed or angled, gland-dotted;