1. Family: Lamiaceae Martinov
    1. Hedeoma Pers.

      1. This genus is accepted, and its native range is America.

    [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
    Annual or perennial herbs or subshrubs, strongly aromatic
    Leaves
    Leaves entire or toothed
    Inflorescences
    Inflorescence of few- to many-flowered, pedunculate to subsessile cymes, or flowers rarely solitary, in axils of bracts, upper cymes often congested in a terminal spiciform thyrse
    Bracts
    Bracts often leaf-like
    Bracteoles
    Bracteoles inconspicuous
    Flowers
    Flowers sometimes cleistogamous
    Calyx
    Calyx ± actinomorphic, subequally 5-lobed, or 2-lipped (3/2) with lobes unequal, posterior somewhat connate, deltoid to subulate, anterior lobes usually longer, tube 13-nerved, cylindrical to infundibular, often gibbous at base, throat densely hairy withi
    Corolla
    Corolla white, lilac, pink or orange-red, 2-lipped (2/3), posterior lip sometimes subentire, concave to flat, erect or spreading, median anterior lobe usually larger, often emarginate, tube short to elongate, widening upwards, annulate or not within
    Stamens
    Stamens 2, posterior pair staminodal, anterior pair ascending under posterior corolla lip, included to exserted, thecae ± parallel to widely divaricate, distinct, connective well-developed
    Stigma
    Stigma-lobes unequal, ± subulate, posterior very small
    Disc
    Disc symmetrical
    Fruits
    Nutlets ovoid to oblong, usually 1.5 mm long or less, areolate to foveate, sometimes glaucous, often mucilaginous.
    Note
    2n = 34, 36, 44, 72, 76, 144.  About 42 species. Irving (1980) recognizes four subgenera, based mainly on habit and reproductive characters.
    Distribution
    From Canada southwards to Mexico, Central and Southern Southern America, from Peru and Bolivia to Southern Brazil, Uruguay and Argentina.
    Ecology
    Open montane or submontane, sometimes xeric habitats

    Images

    Distribution

    Native to:

    Alabama, Alberta, Argentina Northeast, Argentina Northwest, Argentina South, Arizona, Arkansas, Bolivia, Brazil South, Brazil Southeast, British Columbia, California, Colorado, Connecticut, Florida, Georgia, Guatemala, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Masachusettes, Mexico Central, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Brunswick, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Nova Scotia, Ohio, Oklahoma, Ontario, Pennsylvania, Peru, Québec, Rhode I., South Carolina, South Dakota, Tennessee, Texas, Uruguay, Utah, Vermont, Virginia, West Virginia, Wisconsin, Wyoming

    Hedeoma Pers. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1981 Palmer, E. [66], California K000910658

    First published in Syn. Pl. 2: 131 (1806)

    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
    • Irving, Sida 8(3): 218-295 (1980), rev.
    • Pseudocunila Brade, Rodriguésia 7(16): 27 (1944).
    • Hedeoma Pers., Syn. Pl. 131 (1807)

    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 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

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