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  1. Family: Polygalaceae Hoffmanns. & Link
    1. Genus: Polygala Tourn. ex L.
      1. Polygala xanthina Chodat

        This species is accepted, and its native range is N. Nigeria to Uganda and S. Tropical Africa.

    [FTEA]

    Polygalaceae, Jorge Paiva. Flora of Tropical East Africa, 2007

    Type
    Type: Congo-Kinshasa, Katanga, R. Kasanga, Kassner 2661 (B†, holo.; BM!, E!, K!, lecto.)
    Habit
    Annual herb, up to 50(–70) cm tall
    Stem
    Stems arcuate-ascending, ridged, usually branched from the base, glabrous
    Leaves
    Leaves alternate, subsessile, linear-lanceolate to very narrowly elliptic, (15–)20–80 × (2–)4–15 mm, acute, base cuneate, scabrid on the margin, otherwise glabrous
    Flowers
    Flowers bluish to greenish-purple, in terminal, simple or few-branched racemes up to 15(–20) cm long; rachis glabrous; bracts linear to linear-lanceolate, 1.2–2 mm long, caducous; bracteoles linear, 0.5–0.8 mm long, caducous; pedicels 1.5–3 mm, glabrous
    Calyx
    Posterior sepal keel-shaped, 2–3 × 1.5–2 mm, glabrous; wing sepals ovate-elliptic, (3.5–)4.5–6 × 2.5–3 mm, with 3–5 greenish veins, glabrous; anterior sepals keel-shaped, 1.5–2 × 1.5–1.8 mm, glabrous, connate
    Corolla
    Upper petals obliquely obovate, 5–6.5 × 3–4 mm; carina 5–6 × 3–4.5 mm; crest absent
    Stamens
    Stamens 8
    Fruits
    Capsule oblong-elliptic in outline, 4.5–5 × 3.5–4 mm, narrowly winged, glabrous
    Seeds
    Seeds ellipsoid, 3–3.5 × 1.2–1.5 mm, with white, silky hairs; caruncle asymmetric kidney-shaped, 0.7–0.8 mm long, hairy, appendages scarcely developed
    Figures
    Fig 9: 4, p 17
    Ecology
    Woodland and grassland; 1000–1800 m
    Distribution
    Range: Congo-Kinshasa, Burundi, Angola, Zambia, Malawi, Mozambique and South Africa Flora districts: U2 U4 T4 T7 T8
    [FZ]

    Polygalaceae, A. W. Exell. Flora Zambesiaca 1:1. 1960

    Habit
    Annual with glabrous, ridged, arcuate-ascending stems, up to 50 cm. tall.
    Leaves
    Leaves 2–8 x 0.4–1.4 cm., linear-elliptic to very narrowly elliptic, slightly scabrid on the margins, otherwise glabrous.
    Flowers
    Flowers greenish-purple, pedicels 1.5–2 mm. long, in elongated, terminal racemes up to 20 cm. long with glabrous rhachis, caducous bracts 1.3–2mm. long and bracteoles 0.5–0.8 mm. long.
    Calyx
    Posterior sepal 3 mm. long; wing sepals 3.5–5 x 2.5–3 mm., ovate-elliptic, unguiculate, glabrous; anterior sepals 2 mm. long, connate.
    Corolla
    Upper petals 4.5 x 3 mm., obliquely cuneate, slightly emarginate at the apex, salmon-pink or purple-pink; carina 5 mm. long, greenish or pinkish-purple tipped with blue; crest absent.
    Stamens
    Stamens 8.
    Fruits
    Capsule 4.5–5 x 3.5–4 mm., oblong, glabrous, margin narrowly winged.
    Seeds
    Seeds 3 x 1.2mm., ellipsoid, with dense, white, silky hairs; caruncle 0.8 mm. long, appendages scarcely developed.
    [FWTA]

    Polygalaceae, Hutchinson and Dalziel. Flora of West Tropical Africa 1:1. 1954

    Habit
    Leafy, much-branched herb, 1 ft. high or more
    Flowers
    Flowers yellow or pinkish.

    Images

    Distribution

    Native to:

    Burundi, Malawi, Mozambique, Nigeria, Tanzania, Uganda, Zambia, Zaïre

    Other Data

    Polygala xanthina Chodat appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1975 Kassner [2661], Congo K000231565
    Jan 1, 1975 Kassner [2622], Congo K000231566

    Bibliography

    First published in Bot. Jahrb. Syst. 48: 325 (1912)

    Accepted by

    • Paiva, j. (2007). Flora of Tropical East Africa, Polygalaceae: 1-60.
    • Brenan, J.P.M. (1970). Flora Zambesiaca 3(1): 1-153. Royal Botanic Gardens, Kew.
    • Lewalle, J. (1970). Liste floristique et répartition altitudinale de la flore du Burundi occidental: 1-84. Université officielle de Bujumbura.
    • Exell, A.W. & Wild, H. (eds.) (1960). Flora Zambesiaca 1(1): 1-336. Royal Botanic Gardens, Kew.
    • Hutchinson, J., Dalziel, J.M. & Keay, R.W.J. (1954-1958). Flora of West Tropical Africa, ed. 2, 1: 1-828.
    • Robyns, W. & al. (eds.) (1948-1963). Flore du Congo Belge et du Ruanda-Urundi 1-10.

    Literature

    Flora of West Tropical Africa

    • in Engl. Bot. Jahrb. 48: 325 (1912).

    Kew Backbone Distributions

    • Paiva, j. (2007). Flora of Tropical East Africa, Polygalaceae: 1-60.
    • Brenan, J.P.M. (1970). Flora Zambesiaca 3(1): 1-153. Royal Botanic Gardens, Kew.
    • Lewalle, J. (1970). Liste floristique et répartition altitudinale de la flore du Burundi occidental: 1-84. Université officielle de Bujumbura.
    • Exell, A.W. & Wild, H. (eds.) (1960). Flora Zambesiaca 1(1): 1-336. Royal Botanic Gardens, Kew.
    • Hutchinson, J., Dalziel, J.M. & Keay, R.W.J. (1954-1958). Flora of West Tropical Africa, ed. 2, 1: 1-828.
    • Robyns, W. & al. (eds.) (1948-1963). Flore du Congo Belge et du Ruanda-Urundi 1-10.

    Flora of Tropical East Africa

    • Fontqueria 50: 229, tab. 43/l (1998).
    • F.Z. 1, 1: 333 (1960)
    • F.C.B. 7: 276 (1958)
    • E. J. 48 (1–2): 325 (1912)

    Sources

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

    Flora of Tropical East Africa
    Flora of Tropical East Africa
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Flora of West Tropical Africa
    Flora of West Tropical Africa
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/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