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  1. Family: Acanthaceae Juss.
    1. Mendoncia Vell. ex Vand.

      1. This genus is accepted, and is native to Africa, Southern America and Northern America..


    Acanthaceae (part 1), Kaj Vollesen, Flora of Tropical East Africa, 2008

    Erect or scandent shrubs or woody twiners; cystoliths absent.
    Leaves opposite, entire.
    Flowers solitary or in axillary fascicles or on old branches; bracteoles 2, large, bract-like.
    Calyx a narrow undulate rim or shallowly 5-lobed.
    Corolla contorted in bud, tubular, subcylindric below, widening above with 5 small rounded lobes, all spreading or two upper broader and reflexed.
    Stamens 4, didynamous, all included or 2 longer exserted; anthers 2-thecous, thecae slightly unequal, slightly diverging below, apiculate at apex, opening by short apical slits.
    Disc conspicuous, annular, fleshy.
    Ovary becoming 1-locular (of 2 fused locules), 2-ovulate; ovules ascending from the base but affixed by ventral suture nearly to apex; stigma funnel-shaped, slightly 2-lobed.
    Fruit an indehiscent 1–2-seeded drupe; retinacula absent.
    Seed with thick stony exocarp.
    Range: 60–70 species in tropical America, 4 species in tropical Africa and 3 species in Madagascar.



    Native to:

    Belize, Bolivia, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Cameroon, Central African Repu, Colombia, Comoros, Congo, Costa Rica, Ecuador, Equatorial Guinea, French Guiana, Gabon, Ghana, Guatemala, Guinea, Gulf of Guinea Is., Guyana, Honduras, Ivory Coast, Kenya, Liberia, Madagascar, Mexico Gulf, Mexico Southeast, Mexico Southwest, Nicaragua, Nigeria, Panamá, Paraguay, Peru, Sudan, Suriname, Tanzania, Trinidad-Tobago, Uganda, Venezuela, Zaïre

    Accepted Species


    Other Data

    Mendoncia Vell. ex Vand. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Oct 1, 2013 Plot Voucher [B 187], Cameroon K000749699
    Cable, S. [3884], Cameroon 61722.000
    Etuge, M. [2769], Cameroon 63291.000
    Etuge, M. [2769], Cameroon 63795.000
    Etuge, M., Cameroon 63851.000
    Krukoff, B.A. [5574], Brazil K001032364
    Krukoff, B.A. [8289], Brazil K001032368
    Krukoff, B.A. [5574], Brazil K001032369
    Krukoff, B.A. [8441], Brazil K001032371
    Krukoff, B.A. [8289], Brazil K001032372
    Lleras, E. [16598], Brazil K001032367
    Steward, W.C. [12758], Brazil K001032370
    Santos, R.R. [1807], Brazil K001032365
    Santos, R.R. [1480], Brazil K001032366


    First published in Fl. Lusit. Bras. Spec.: 43 (1788)

    Accepted by

    • Magnaghi, E.B. & Daniel, T.F. (2017). Systematics of Mendoncia (Acanthaceae: Thubergioideae) in the Paleotropics Proceedings of the California Academy of Sciences, ser. 4, 64: 37-94.


    Flora of West Tropical Africa

    • Benoist in Bull. Mus. Hist. Nat. 31: 386 (1925), Notulae Syst. 11: 139 (1944).
    • Fl. Lusit. 43, t. 3, f. 22 (1788)

    Flora of Tropical East Africa

    • Int. J. Plant Sci. 159: 446 (1998)
    • Notul. Syst. 11: 139 (1944)
    • Bull. Mus. Hist. Nat. 31: 386 (1925)
    • G.P. 2: 1072 (1876)
    • DC., Prodr. 11: 50 (1847)
    • Fl. Lusit. & Bras.: 43, t. 3, fig. 22 (1788)


    Flora of Tropical East Africa
    Flora of Tropical East Africa

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
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    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at and
    © Copyright 2017 World Checklist of Selected Plant Families.

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at and
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families.