1. Family: Fabaceae Lindl.
    1. Genus: Rhynchosia Lour.
      1. Rhynchosia pseudoviscosa Harms

        This species is accepted, and its native range is South Sudan to Mozambique.

    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Sudanian grasslands, Zanzibar-Inhambane regional transition zone; grassland., Lake Victoria regional transition zone; grasslands, Zambezian bushland and thicket, Sudanian bushland and thicket, Zambezian grassland
    Habit
    Perennial, Climbing/Not climbing, Herb
    [FTEA]

    Leguminosae, J. B. Gillett, R. M. Polhill & B. Verdcourt. Flora of Tropical East Africa. 1971

    Habit
    Perennial viscid twining or prostrate herb probably ± 1 m. long.
    Stem
    Stems densely pubescent with rather sticky hairs.
    Leaves
    Leaflets 3, ovate-rhomboid, 1·5–5 cm. long, 1–5 cm. wide, acute or rounded at the apex, rounded at the base, pubescent on both surfaces and with rather sparse small dark or pale gland-dots beneath; venation raised and often reddish beneath; petiole 1–4 cm. long; rhachis 0·4–1·4 cm. long; petiolules 1–2·5 mm. long; stipules oblong or ovate, 4–6 mm. long, 2·5 mm. wide, acute, pubescent.
    Inflorescences
    Inflorescences axillary, lax; rhachis (2–)8–14 cm. long; peduncle (1–)4–12 cm. long; pedicels 3 mm. long; bracts lanceolate or ovate, 5–5·5 mm. long, 2–4 mm. wide, pubescent.
    Calyx
    Calyx pubescent and with tubercular-based hairs; tube 4 mm. long; lobes lanceolate, 0·5–1 cm. long, the lowest the longest, the upper pair joined for ± half their length.
    Corolla
    Standard yellow, veined with purple or brown, oblate or obovate, 1·4–1·7 cm. long, 1·2–1·7 cm. wide, pubescent; keel greenish, very rounded below.
    Fruits
    Pods falcate, 3–2 cm. long, 8 mm. wide, apiculate, narrowed to the base, pubescent and also covered with longer tuberculate hairs.
    Seeds
    Seeds blackish-red, oblong-elliptic or oblong-reniform, longest dimension 5 mm., shorter dimension 4 mm., 2·5 mm. thick, sometimes minutely pitted.
    Habitat
    Bushland and grassland, particularly in seasonally swampy places on black soil; 75–1350 m.
    Distribution
    K4 T1 T3 T5 U1
    [FZ]

    Leguminosae, B. Mackinder, R. Pasquet, R. Polhill and B. Verdcourt. Flora Zambesiaca 3:5. 2001

    Habit
    Perennial viscid twining or prostrate herb probably c. 1 m long.
    Stem
    Stems densely pubescent with rather sticky hairs.
    Leaflets
    Leaflets 3, 1.5–5 × 1–5 cm, ovate-rhombic, acute or rounded at the apex, rounded at the base, pubescent on both surfaces and with rather sparse small dark or pale gland dots beneath; venation raised and often reddish beneath; petiole 1–4 cm long; rhachis 4–14 mm long; petiolules 1–2.5 mm long; stipules 4–6 × 2.5 mm, oblong or ovate, acute, pubescent.
    Inflorescences
    Inflorescences axillary, lax; rhachis (2)8–14 cm long; peduncle (1)4–12 cm long; pedicels 3 mm long; bracts 5–5.5 × 2–4 mm, lanceolate or ovate, pubescent.
    Calyx
    Calyx pubescent and with tubercular based hairs; tube 4 mm long; lobes 5–10 mm long, lanceolate, the lowest the longest, the upper pair joined for ± half their length.
    Corolla
    Standard yellow, veined with purple or brown, 14–17 × 12–17 mm, oblate or obovate, pubescent; keel greenish, very rounded below.
    Fruits
    Pods 32 × 8 mm, falcate, apiculate, narrowed to the base, pubescent and also covered with longer tubercular based hairs.
    Seeds
    Seeds blackish-red, 5 × 4 × 2.5 mm, oblong-elliptic or oblong-reniform, sometimes minutely pitted.

    Images

    Distribution

    Native to:

    Malawi, Mozambique, Sudan, Tanzania, Uganda

    Rhynchosia pseudoviscosa Harms appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Bidgood, S. [6265], Tanzania K000468160
    Taubert [3493], Tanzania K000263726 isosyntype

    First published in Bot. Jahrb. Syst. 54: 392 (1917)

    Accepted by

    • Darbyshire, I., Kordofani, M., Farag, I., Candiga, R. & Pickering, H. (eds.) (2015). The Plants of Sudan and South Sudan: 1-400. Kew publishing, Royal Botanic Gardens, Kew.
    • Mackinder, B., Pasquet, R., Polhill, R. & Verdcourt, B. (2001). Flora Zambesiaca 3(5): 1-261. Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions
    • Darbyshire, I., Kordofani, M., Farag, I., Candiga, R. & Pickering, H. (eds.) (2015). The Plants of Sudan and South Sudan: 1-400. Kew publishing, Royal Botanic Gardens, Kew.
    • Mackinder, B., Pasquet, R., Polhill, R. & Verdcourt, B. (2001). Flora Zambesiaca 3(5): 1-261. Royal Botanic Gardens, Kew.
    Flora of Tropical East Africa
    • Bak. f., Leguminosae of Tropical Africa: 478 (1929),.
    • Harms in A. Engler, Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 54: 392 (1917).
    International Legume Database and Information Service
    • Gillett, J. B. et al. (1971). Papilionoideae. In: Fl. Trop. E. Africa, Milne-Redhead & Polhill

    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

    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/

    International Legume Database and Information Service
    International Legume Database and Information Service (ILDIS) V10.39 Nov 2011
    http://creativecommons.org/licenses/by/3.0

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. 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 2019. 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