1. Family: Asteraceae Bercht. & J.Presl
    1. Genus: Lactuca L.
      1. Lactuca homblei De Wild.

        This species is accepted, and its native range is DR Congo to Zambia.

    [FZ]

    Compositae, G. V. Pope. Flora Zambesiaca 6:1. 1992

    Habit
    An erect perennial herb to c. 120 cm. tall, from a semi-woody narrowly turbinate taproot.
    Stem
    Stems solitary, branched above, glabrous or sparsely glandular-setulose, often purple-tinged.
    Leaves
    Leaves contemporaneous with flowers or sometimes delayed, cauline, up to c. 10 x 2.5 cm., oblanceolate-elliptic, undivided, obtuse mucronate, remotely denticulate and ciliate on the margins, bases attenuate to semi-amplexicaul, glabrous or sparsely setulose on the midrib and main nerves; upper leaves decreasing in size towards the stem apex becoming linear-lanceolate.
    Synflorescence
    Synflorescences paniculate up to 40 cm. long, occasionally much reduced and spicate; branches up to c. 15 cm. long, patent-ascending, bracteate, or much reduced.
    Capitulum
    Capitula stalked or subsessile, solitary or in clusters of 2–4.
    Involucre
    Involucres 7–9 x 1.5–2 mm. at time of flowering, increasing to 12 x 2.5 mm. in fruiting capitula, cylindric, glaucous to purple-tinged.
    Phyllaries
    Phyllaries ciliolate above otherwise glabrous, the outermost ± narrowly ovate, the innermost up to 11 x 2.5 mm., narrowly lanceolate.
    Florets
    Florets c. 5 per capitulum; corollas yellow, up to c. 11 mm. long, the tube c. 5 mm. long, cylindric, glabrous; ligule c. 6 mm. long, lorate, erect.
    Fruits
    Achenes reddish-brown, 4.5–5 x 1.75–2 mm. (including the c. 0.5 mm. long beak) flattened-ellipsoid, margins swollen, narrowly 1-ribbed, rarely 2–3-ribbed on each face, hispidulous; pappus several-seriate of white, barbellate setae c. 5–6 mm. long.

    Distribution

    Native to:

    Zambia, Zaïre

    Lactuca homblei De Wild. appears in other Kew resources:

    First published in Repert. Spec. Nov. Regni Veg. 13: 210 (1914)

    Accepted by

    • Roskov Y. & al. (eds.) (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0