Heliotropium L.
  • Sp. Pl. 1: 130. 1753. (1 May 1753)


Cite taxon page as 'WFO (2020): Heliotropium L. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000017267. Accessed on: 02 Jul 2020'

General Information

Herbs annual or perennial, rarely subshrubs, pubescent or strigose, rarely scabrous. Leaves alternate, less often opposite, sessile or petiolate. Cymes terminal, rarely axillary, unilateral, scorpioid, bracteate or not. Calyx 5-parted. Corolla white or light bluish purple, less often yellow, cylindric or funnelform, strigose outside, glabrous and rarely appressed pubescent inside; throat frequently pubescent; limb 5-parted; lobes orbicular, sometimes linear, margin with folds or undulate. Filaments extremely short; anthers included. Ovary completely or incompletely divided into 4 lobes; ovules 4. Style terminal; stigma conical or ringlike. Fruit nutletlike dry drupes, without evident mesocarp at maturity, endocarp bony, dividing into 4 1-seeded or 2 2-seeded mericarps. Seeds straight or curved, usually with a thin endosperm.

  • Provided by: [D].Flora Of CHina @ efloras.org
    • Source: [
    • 2
    • ]. 

    HELIOTROPIUM L.

    Hierbas anuales o perennes o a veces arbustos pequeños; plantas hermafroditas. Hojas pecioladas. Inflorescencias cimas helicoidales o flores solitarias a lo largo de los tallos frondosos; sépalos 5, libres o casi libres hasta la base; corola tubular, 5-lobada; estambres 5, insertos en la garganta del tubo de la corola; ovario 4-carpelar, frecuentemente 4-lobado, estilo terminal o ausente, estigma 1, de forma variable. Frutos secos, separados en 2 ó 4 nuececillas al madurarse.

    Género con ca 150 especies ampliamente distribuidas en todo el mundo, pero mejor representadas en las regiones tropicales; 11 especies se conocen de Nicaragua. H. arborescens L. es a veces cultivada como ornamental.

    I.M. Johnston. Studies in the Boraginaceae, VII. South American species of Heliotropium. Contr. Gray Herb. 81: 3–73. 1928.

  • Provided by: [E].Flora de Nicaragua
    • Source: [
    • 3
    • ]. 

    Herbs sometimes suffrutescent, rarely shrubs, ? glabrous to roughly pubes- cent. Leaves alternate, sometimes ? fasciculate, pinnately-veined, small to large. Inflorescences spikes or racemes, scorpioid, solitary, paired, or ternate, or the flowers solitary, bracts present or absent. Flowers perfect, + actinomorphic or weakly zygomorphic, pedicellate or subsessile; calyx of 5 sepals, ? connate basally, persistent or deciduous, the lobes linear or lanceolate; corolla mostly salverform to funnelform, white, yellow or blue, the limb 5-lobed, the lobes ? spreading, the throat without appendages; stamens 5, included, borne on the corolla throat, the filaments short or absent, the anthers linear; ovary 4-loculed, lobed or un- lobed, a glandular ring at the base, the style apical, the stigmas sessile or not, peltate or conic. Fruit lobed or unlobed, dry, separating into 2-4 nutlets at maturity; nutlets 1-2-seeded.

  • Provided by: [C].Flora de Panama
    • Source: [
    • 4
    • ]. 

    "Cor salverform or funnelform, often with 5 small teeth alternating with the lobes; fornices wanting; anthers included, often connivent; ovary entire or merely shallowly lobed, the style terminal (or wanting and the stigma sessile); stigma with a broad, disk-like base commonly surmounted by a mostly short, entire or 2-cleft cone; fr separating at maturity into 4 nutlets, or the nutlets cohering in pairs; herbs (ours) or shrubs with blue or white fls mostly in terminal helicoid cymes, or sometimes solitary on the branches. 200+, mainly of warm regions."

  • Provided by: [F].New York Botanical Garden
    • Source: [
    • 5
    • ]. 

    Habit

    Herbs

  • Provided by: [C].Flora de Panama
    • Source: [
    • 4
    • ]. 

    Distribution

    About 200 species in the warmer regions of both hemispheres.

  • Provided by: [C].Flora de Panama
    • Source: [
    • 4
    • ]. 

    Included Species

     Information From

    Boraginaceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    MBG Floras Images
    http://www.tropicos.org/ImageSearch.aspx
    Flora images. Missouri Botanical Garden. Accessed on Jun. 2018.
    • B Missouri Botanical Garden
    Flora de Panama
    http://www.tropicos.org/Project/PAC
    Robert E. Woodson, Jr. and Robert W. Schery Annals of the Missouri Botanical Garden Vol. 67, No. 4 (1980), pp. ii-xxxiii
    • C Missouri Botanical Garden
    Flora Of CHina @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=2
    'Flora of China @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=2 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • D Missouri Botanical Garden
    Flora de Nicaragua
    http://www.tropicos.org/projectwebportal.aspx?projectid=7&pagename=Home&langid=66
    WD Stevens, CU Ulloa, A Pool and OM Montiel. Missouri Botanical Garden Press, 2001
    • E Missouri Botanical Garden
    New York Botanical Garden
    Descriptions of plants should be attributed to the full citation for each individual article, chapter or book that is the source for each record, which should include the authors of original publication.
    • F Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • G CC0 1.0 Universal (CC0 1.0).