Potentilla sect. Chrysanthae (Th. Wolf) Juzepczuk in V. L. Komarov et al. (Q4032)

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Potentilla sect. Chrysanthae is a taxon with the rank section within the genus Potentilla
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Potentilla sect. Chrysanthae (Th. Wolf) Juzepczuk in V. L. Komarov et al.
Potentilla sect. Chrysanthae is a taxon with the rank section within the genus Potentilla

    Statements

    taxon/id/Potentilla sect. Chrysanthae (Th. Wolf) Juzepczuk
    0 references
    Potentilla sect. Chrysanthae (Th. Wolf) Juzepczuk
    Potentilla sect. Chrysanthae
    (Th. Wolf) Juzepczuk
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
    accepted
    Potentilla sect. Chrysanthae
    n North America
    Eurasia
    taproots not fleshy-thickened;
    vestiture mostly of long hairs (and crisped hairs in inflorescence), glands absent or sparse to abundant, sometimes red (P. rubella).
    Stems ascending to erect, not flagelliform, not rooting at nodes, lateral to persistent basal rosettes, (0.2–) 1–5 (–7) dm, lengths usually 2–5 times basal leaves, rarely shorter than leaves.
    primary leaves palmate, 3–25 (–35) cm;
    petiole: long hairs spreading to appressed, weak to stiff, glands absent or sparse to common;
    leaflets (4–) 5–11, at tip of leaf axis, ± overlapping or not, narrowly oblanceolate or oblanceolate-elliptic to obovate, margins flat, distal 1/2–3/4+ evenly incised 1/4–1/3 (–1/2) to midvein, teeth 1–10 (–13) per side, or distal 1/4 or less incised less than 1/10 (–1/4) to midvein, teeth 1–2 (–5) per side (P. stipularis), surfaces ± similar, green to pale green or reddish, sometimes glaucous, long hairs absent or weak to stiff, cottony hairs absent.
    Inflorescences (1–) 2–20-flowered, usually cymose, open.
    Pedicels usually ± straight in fruit, sometimes ± curved (P. thuringiaca), 1–3 (–6) cm, proximal often much longer than distal.
    Flowers: 5-merous;
    hypanthium 2.5–5 mm diam.;
    petals yellow, ± obcordate, (4–) 5–10 mm, longer than sepals, apex retuse;
    styles subapical, ± columnar, rarely columnar-filiform, to tapered, not or ± papillate-swollen proximally, 0.7–1.3 mm.
    Achenes smooth to faintly rugose.