Tolpis mbalensis G.V.Pope
  • Kew Bull. 39(1): 167 (1984)


Cite taxon page as 'WFO (2020): Tolpis mbalensis G.V.Pope. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000022663. Accessed on: 28 Oct 2020'

Morphology

Stems annual, solitary, often flexuous, simple below and branching above, striate, ± densely pilose below and sparsely so or glabrescent above.

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    An erect perennial herb up to c. 100 cm. tall from a semi-woody taproot; root-crown lanate.

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    Leaves cauline (4)7–15.5(19.5) x (0.5)1–3.5(5) cm., narrowly oblanceolate to narrowly obovate, upper leaves becoming linear, apices acute to ± attenuate, bases attenuate, margins remotely dentate to denticulate, both surfaces pilose to somewhat strigose and scabridulous, rarely glabrescent.

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    Achenes 2–3.5 mm. long, obconic-turbinate, truncate above, 4–5-angled, finely 12–15-ribbed, scabridulous or glabrous; pappus of numerous persistent barbellate setae 5–7 mm. long, equalling or slightly exceeding the involucre in length, sometimes with an outer series of minute setae.

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    Florets numerous; corolla tube 5–7 mm. long, cylindrical, crisped-pubescent on the outside; ligule 7–10 mm. long, erect, strap-shaped, strigose to pilose on the outside, drying greenish, apical lobes up to 2 mm. long papillose.

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    Involucres up to c. 14 x 10 mm., obconic; phyllaries 2-seriate subequal 8–10 mm. long, narrowly lanceolate, attenuate to the apex, araneose-lanate and papillose-glandular outside; outer phyllaries often with a thickened verruculose midrib, changing ± abruptly into the bracteoles.

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    Capitula few to many, laxly corymbiform cymose or paniculate, capitula stalks up to c. 40 cm. long, ± Hexuous, with 2–23 subulate bracts.

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      Bibliography

     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 - FZ
    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).