Eriophyllum Lagasca (Q2850)

From Canadian Flora Commons
Jump to navigation Jump to search
Eriophyllum is a taxon with the rank genus within the tribe Madieae
Language Label Description Also known as
English
Eriophyllum Lagasca
Eriophyllum is a taxon with the rank genus within the tribe Madieae

    Statements

    taxon/id/Eriophyllum Lagasca
    0 references
    Eriophyllum Lagasca
    Eriophyllum
    Lagasca
    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
    Woolly sunflower (English)
    w North America
    nw Mexico
    Annuals, perennials, subshrubs, or shrubs, 1–200 cm.
    Stems erect or decumbent, usually branched (proximally, distally, or ± throughout).
    Leaves mostly cauline;
    petiolate or sessile;
    blades usually 1–2 (–3) -pinnately lobed, ultimate margins toothed, serrate, or entire, faces usually densely to sparsely woolly (abaxial or both, adaxial sometimes glabrescent).
    Heads radiate or discoid, borne singly or in loose to tight, corymbiform or compound-corymbiform arrays.
    Involucres campanulate to hemispheric, 3–12+ mm diam.
    Phyllaries persistent, 4–13 (–15) in 1+ series (± erect in fruit, distinct or basally connate, lanceolate to oblanceolate, herbaceous or indurate, slightly to deeply concave, usually carinate, margins sometimes scarious, abaxial faces densely to sparsely woolly).
    Receptacles flat or convex to conic, smooth or pitted, glabrous, usually epaleate (with 1–6 hyaline paleae in E. ambiguum, obscurely setose in E. mohavense).
    Ray-florets 0, or 4–13 (–15), pistillate, fertile;
    corollas yellow or white (sometimes with reddish veins in E. lanosum).
    Disc-florets (3–) 10–300, bisexual, fertile;
    corollas yellow, tubes shorter than or about equaling funnelform throats, lobes 5, deltate.
    Cypselae linear-clavate to prismatic, flattened or 3-angled in rays, 4 (–5) -angled in discs, hairy or glabrous;
    pappi 0, or persistent, of 6–12+ (distinct) erose to laciniate or aristate scales (in 1–2 similar or contrasting series), or ± coroniform.