Launaea taraxacifolia (Willd.) Amin ex C.Jeffrey
  • Kew Bull. xviii. 474 (1966)


Cite taxon page as 'WFO (2020): Launaea taraxacifolia (Willd.) Amin ex C.Jeffrey. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000029622. Accessed on: 20 Oct 2020'

Morphology

Annual herb, erect, 1–2 m high; stem solitary, branching in the distal part of the plant, glabrous.

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    Leaves cauline, sessile, oblanceolate to broadly elliptic, pinnatilobed with spreading lobes, 6–20 cm long, 2–10 cm wide, base subauriculate, lobes deltoid, to 4 cm long, margins dentate, apex obtuse and apiculate, glabrous.

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    Capitula many, subsessile in large, lax panicles with long side branches; stalks of individual capitula 1–10 mm, sometimes pilose; involucre 10–12 mm long, conical-cylindric to spreading; phyllaries green, tinged with brown, ovate (outer) to lanceolate (inner), 1.5–12 mm, the outer extending down the stalk, acute, margins not or hardly hyaline, glabrous or minutely ciliate at the very apex.

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    Corolla yellow, tube 4–5.5 mm long, distally pilose, ligule 5 mm long.

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    Achenes grey, fusiform, 2.5–3 mm long, with 4 main ribs and 8 thinner ones, all muricate, the apex slightly narrowed; pappus white, 7–8 mm long, of mixed setae and downy hairs.

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     Information From

    Compositae
    CC0 1.0 Universal (CC0 1.0). https://creativecommons.org/publicdomain/zero/1.0
    • A CC0 1.0 Universal (CC0 1.0).
    Plants Of the World Online Portal - FTEA
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • B
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).