Madia gracilis (Smith) D. D. Keck (Q2868)

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Madia gracilis is a taxon with the rank species within the genus Madia
Language Label Description Also known as
English
Madia gracilis (Smith) D. D. Keck
Madia gracilis is a taxon with the rank species within the genus Madia

    Statements

    taxon/id/Madia gracilis (Smith) D.D. Keck
    0 references
    Madia gracilis (Smith) D.D. Keck
    Madia gracilis
    (Smith) D.D. Keck
    FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 21: Magnoliophyta: Asteridae, part 8: Asteraceae, part 3. Oxford University Press, New York.
    accepted
    madia grĂȘle (French)
    slender tarweed (English)
    grassy tarweed (English)
    gumweed (English)
    Gumweed (English)
    Flowering Apr–Aug.
    shaded slopes
    grasslands
    meadows
    shrublands
    woodlands
    forests
    disturbed sites
    stream banks
    roadsides
    coarse to fine textured soils
    sometimes serpentine
    0–2500 m
    Plants 6–100 cm, self-compatible (heads not showy).
    Stems proximally pilose to hirsute, distally glandular-pubescent, glands yelloish, purple, or black, lateral branches seldom surpassing main-stems.
    Leaf-blades oblong to linear, 1–10 (–15) cm × 1–8 (–10) mm.
    Heads in ± open, paniculiform or racemiform arrays.
    Involucres depressed-globose to urceolate, 5–10 mm.
    Phyllaries sometimes hirsute, always finely or coarsely glandular-pubescent, glands yellowish, purple, or black, apices erect or ± reflexed, flat.
    Paleae mostly persistent, connate 1/2+ their lengths.
    Ray-florets 3–10;
    corollas lemon yellow or greenish yellow, laminae 1.5–8 mm.
    Disc-florets 2–16+, bisexual, fertile;
    corollas 2.5–5 mm, pubescent;
    anthers ± dark purple.
    Ray cypselae black, purple, or mottled, dull, compressed, beakless (or nearly so).