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  1. Family: Lamiaceae Martinov

    1. Phyllostegia Benth.

        2. This genus is accepted, and its native range is Pacific.

    [LKGF]

    Harley, R.M. et al. (2004). Labiatae, in The Families and Genera of Vascular Plants (K. Kubitzki, ed. in chief) VI: 167-275. Springer-Verlag, Berlin, Heidelberg, New York.

    Habit
    Perennial herbs, lianas or subshrubs, with simple hairs
    Leaves
    Leaves simple or sometimes irregularly pinnatisect
    Inflorescences
    Inflorescence thyrsoid or racemoid
    Calyx
    Calyx 5-lobed, becoming broader, often broadly campanulate in fruit, lobes equal or subequal (3/2) sometimes irregularly so, occasionally dentate-serrate
    Corolla
    Corolla 2-lipped, 4-lobed (1/3), white to purple, posterior lip moderately long, shorter than lower lip, shallowly hooded or almost flat, entire or emarginate, corolla-tube usually curved
    Stamens
    Stamens equal or posterior pair slightly longer, not or only shortly exserted, thecae weakly distinct
    Stigma
    Stigma-lobes short, ± clavate, subequal or anterior broader
    Fruits
    Nutlets spreading and exserted from calyx at maturity, obliquely attached at base, fleshy, with slightly winged margins, rounded at apex, glabrous.
    Note
    2n = 64, 66.  About 34 species
    Ecology
    In mesic to moist forest
    Distribution
    Hawaii, with one species (P. tahitensis Nadeaud ) in Tahiti and one ( P. tongaensis H. St. John) in Tonga I.

    Images

    Distribution

    Native to:

    Hawaii, Tonga

    Extinct in:

    Society Is.

    Phyllostegia Benth. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Soakai, E. [226], Tonga K000929044 isotype
    Soakai, E. [226], Tonga K000929045 holotype

    First published in Edwards's Bot. Reg. 15: t. 1292 (1830)

    Accepted by

    • Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.

    Literature

    Lamiaceae Key Genus Fact Sheets
    • Harley RM, Atkins S, Budantsev AL, Cantino PD, Conn BJ, Grayer R, Harley MM, de Kok RPJ, Krestovskaja T, Morales R, Paton AJ, Ryding O, and Upson T. 2004. Labiatae, in The Families and Genera of Vascular Plants (K. Kubitzki, ed. in chief) VI: 167-275. Sp
    • Wagner, Novon 9: 265-297 (1999).
    • Wagner et al., Manual of the Flowering Plants of Hawaii 1: 810-826 (1990)
    • Phyllostegia Benth., Edward's Bot. Reg. 15: t. 1292 (1830)

    Sources

    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

    Lamiaceae Key Genus Fact Sheets
    Nina Davies, Gemma Bramley and Don Kirkup, Royal Botanic Gardens, Kew
    http://creativecommons.org/licenses/by/3.0