Uropappus Nuttall (Q3205)

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

    Statements

    taxon/id/Uropappus Nuttall
    0 references
    Uropappus Nuttall
    Uropappus
    Nuttall
    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
    Silver-puffs (English)
    w North America
    nw Mexico
    Stems 1–5+, erect, sometimes well branched proximally (internodes 0.3–6 cm, or plants acaulescent).
    Leaves all or mostly basal;
    obscurely petiolate;
    blades (often reddish or purplish), linear or narrowly lanceolate, (bases ± clasping) margins entire or remotely, pinnately lobed or dentate (white-villous-ciliate proximally, apices acuminate, faces glabrous or crisped white-villous throughout).
    Heads borne singly (erect).
    Peduncles (erect from bud to mature fruit) inflated distally, ebracteate.
    Involucres fusiform to ovoid, 3–15 mm diam.
    Phyllaries 5–26 in 3–4 series, lanceolate, unequal (outer shorter, inner equal), margins scarious, apices long-tapering, acute, faces glabrous.
    Receptacles flat or convex, pitted, glabrous, epaleate.
    corollas pale-yellow, usually reddish abaxially.
    Cypselae usually black or dark-brown, rarely gray (outer sometimes paler), ± columnar to fusiform, often narrowed distally to relatively short beaks, ribs 10, minutely scabrous, hispidulous;
    pappi falling, of 5, distinct, white, lustrous, lanceolate, aristate scales (apices notched, aristae smooth).