1. Family: Solanaceae Juss.
    1. Genus: Petunia Juss.
      1. Petunia integrifolia (Hook.) Schinz & Thell.

        This species is accepted, and its native range is S. Brazil to NE. Argentina.

    [FZ]

    Flora Zambesiaca. Vol. 8, Part 4. Solanaceae. Gonçalves AE. 2005

    Habit
    Sprawling to erect herb (low shrub), up to c.  60 cm high, sparingly to densely branched often from near the base, aromatic, densely covered with viscid-glandular hairs Sprawling to erect herb (low shrub), up to c. 60 cm high, sparingly to densely branched often from near the base, aromatic, densely covered with viscid-glandular hairs.
    Branches
    Branches angular or somewhat winged Branches angular or somewhat winged.
    Leaves
    Leaves shortly petiolate; lamina membranous, 2–5 × 0.6–3.5 cm, elliptic or ovate to lanceolate, spathulate or obovate, base cuneate, apex acute to obtuse, sometimes sub-acuminate, entire or somewhat repand, glandular hairy at least along the margins and to a varying extent on the surfaces Leaves shortly petiolate; lamina membranous, 2–5 × 0.6–3.5 cm, elliptic or ovate to lanceolate, spathulate or obovate, base cuneate, apex acute to obtuse, sometimes sub-acuminate, entire or somewhat repand, glandular hairy at least along the margins and to a varying extent on the surfaces.
    Flowers
    Flowers ± erect. Flowers ± erect; pedicels 1–6 cm long, slender, elongating in fruit, hairy.
    Pedicel
    Pedicels 1–6 cm long, slender, elongating in fruit, hairy
    Calyx
    Calyx 10–18 mm long, hairy all over; laciniae unequal, 8–15 × 1. 5–3 mm, linear to spathulate, acute to obtuse, more densely hairy at the margins, erect or ± spreading; in fruit somewhat enlarged Calyx 10–18 mm long, hairy all over; laciniae unequal, 8–15 × 1.5–3 mm, linear to spathulate, acute to obtuse, more densely hairy at the margins, erect or ± spreading; in fruit somewhat enlarged.
    Corolla
    Corolla deep purple (or pink to violet coloured), veined, 3.5–5 cm long, infundibuliform, single or elsewhere sometimes double; tube up to twice as long as the calyx, rather narrow, villous or hirsute outside, glabrous inside; limb 1. 5–2 cm long, 3–4.5 cm across, hairy on the nerves outside; lobes ovate or rotund, rounded to sub-acute Corolla deep purple (or pink to violet coloured), veined, 3.5–5 cm long, infundibuliform, single or elsewhere sometimes double; tube up to twice as long as the calyx, rather narrow, villous or hirsute outside, glabrous inside; limb 1.5–2 cm long, 3–4.5 cm across, hairy on the nerves outside; lobes ovate or rotund, rounded to sub-acute.
    Stamens
    Stamens subequal, one shorter and 2 slightly longer; filaments 1. 3–1. 6 cm long, attached about one-third down the corolla tube, geniculate just above the insertion; anthers bluish, c.  1. 5 mm long, deeply cordate Stamens subequal, one shorter and 2 slightly longer; filaments 1.3–1.6 cm long, attached about one-third down the corolla tube, geniculate just above the insertion; anthers bluish, c. 1.5 mm long, deeply cordate.
    Disc
    Disk yellowish, 0.8 mm high, laterally sulcate, crenate-repand Disk yellowish, 0.8 mm high, laterally sulcate, crenate-repand.
    Ovary
    Ovary 3 × 1. 5 mm, elongate-conic or subpyramidal, glabrous.
    Style
    Style 2–2.3 cm long, somewhat geniculate at the top
    Ecology
    Waste places and riverbanks; 1340 m.
    Note
    Common name: “Violet-flowered Petunia”.
    Distribution
    ZIM W Zimbabwe Native to South America; widely cultivated in both hemispheres as a garden ornamental, sometimes growing as garden escape.
    Pistil
    Ovary 3 × 1.5 mm, elongate-conic or subpyramidal, glabrous; style 2–2.3 cm long, somewhat geniculate at the top.
    Fruits
    Fruit stramineous, c. 10 mm long, with the foveolate placenta persistent after seeds have fallen. Fruit stramineous, c.  10 mm long, with the foveolate placenta persistent after seeds have fallen
    Seeds
    Seeds pale to dark brown, ± globose or globose-prismatic. Seeds pale to dark brown, ± globose or globose-prismatic

    Images

    Distribution

    Native to:

    Argentina Northeast, Brazil South, Paraguay, Uruguay

    Introduced into:

    Alabama, Illinois, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Zimbabwe

    Petunia integrifolia (Hook.) Schinz & Thell. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Aug 21, 2012 Hashimoto, G. [s.n.], Brazil K001073382
    Aug 21, 2012 Hashimoto, G. [s.n.], Brazil K001073383
    Aug 21, 2012 Hashimoto, G. [s.n.], Brazil K001073384
    Aug 21, 2012 Hashimoto, G. [s.n.], Brazil K001073385
    Aug 21, 2012 Hashimoto, G. [s.n.], Brazil K001073386
    Aug 21, 2012 Hashimoto, G. [s.n.], Brazil K001073387
    Jul 13, 1992 Rambo, B. [43508], Brazil K001073378
    Sep 11, 1986 Archer, W.A. [4302], Brazil K001073381
    Sep 11, 1986 Reineck, E.M. [88], Brazil K001073379
    Pedersen, T.M. [11434], Brazil K001073380

    First published in Vierteljahrsschr. Naturf. Ges. Zürich 60: 361 (1915)

    Accepted by

    • Mohlenbrock, R.H. (2014). Vascular Flora of Illinois. A Field Guide, ed. 4: 1-536. Southern Illinois University Press, Carbondale.
    • Kral, R., Diamond, A.R., Ginzbarg, S.L., Hansen, C.J., Haynes, R.R., Keener, B.R., Lelong, M.G., Spaulding, D.D. & Woods, M. (2011). Annotated checklist of the vascular plants of Alabama: 1-112. Botanical reseach institute of Texas.
    • Zuloaga, F.O., Morrone, O. , Belgrano, M.J., Marticorena, C. & Marchesi, E. (eds.) (2008). Catálogo de las Plantas Vasculares del Cono Sur Monographs in Systematic Botany from the Missouri Botanical Garden 107: 1-3348. Missouri Botanical Garden.
    • Gonçalves, A.E. (2005). Flora Zambesiaca 8(4): 1-124. Royal Botanic Gardens, Kew.

    Literature

    Flora Zambesiaca
    • Hawkes et al., Biol. & Taxon. Solanac.: 72 (1979). TAB. 3.
    • Fl. Europaea 3: 193 (1972).
    • Vierteljahrsschr. Naturf. Ges. Zürich 60: 361 (1915).
    Kew Backbone Distributions
    • Villaseñor, J.L. (2016). Checklist of the native vascular plants of Mexico Revista Mexicana de Biodiversidad 87: 559-902.
    • Mohlenbrock, R.H. (2014). Vascular Flora of Illinois. A Field Guide, ed. 4: 1-536. Southern Illinois University Press, Carbondale.
    • Kral, R., Diamond, A.R., Ginzbarg, S.L., Hansen, C.J., Haynes, R.R., Keener, B.R., Lelong, M.G., Spaulding, D.D. & Woods, M. (2011). Annotated checklist of the vascular plants of Alabama: 1-112. Botanical reseach institute of Texas.
    • Zuloaga, F.O., Morrone, O. , Belgrano, M.J., Marticorena, C. & Marchesi, E. (eds.) (2008). Catálogo de las Plantas Vasculares del Cono Sur Monographs in Systematic Botany from the Missouri Botanical Garden 107: 1-3348. Missouri Botanical Garden.
    • Gonçalves, A.E. (2005). Flora Zambesiaca 8(4): 1-124. Royal Botanic Gardens, Kew.

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    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 2018. 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 2018. 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