Daucus L.
  • Sp. Pl. 1: 242. 1753. (1 May 1753)


Cite taxon page as 'WFO (2021): Daucus L. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000010858. Accessed on: 28 Sep 2021'

General Information

23. Daucus L.

Por L. Constance y J. Affolter.

Hierbas anuales o bianuales, caulescentes, generalmente ramificadas, glabras a pelosas, con raíces axonomorfas. Hojas alternas, pecioladas, membranáceas, pinnado-divididas a compuestas, las divisiones finales generalmente pequeñas; pecíolos envainadores. Inflorescencia de umbelas laxas, compuestas o sub-compactas por incurvamiento de los radios después de la antesis; pedúnculos terminales y laterales; involucro e involucelo de brácteas o bractéolas disecadas o enteras, o menos comúnmente, ausentes; radios escasos a numerosos, patentes o los externos conniventes por encima de los radios internos más cortos; pedicelos patentes, desiguales. Dientes del cáliz conspicuos o ausentes; pétalos obcordiformes, desigualmente hendidos, con un ápice inflexo más angosto, los pétalos externos más grandes y patentes, generalmente blancos (o el centro de todas las flores purpúreo o amarillento); estilos cortos, el estilopodio cónico. Frutos oblongos a ovoides, dorsalmente comprimidos; mericarpos dorsalmente aplanados; carpóforo entero o 2-fido; costillas dimorfas, las 3 primarias filiformes y cerdosas, las 4 secundarias aladas, cada ala dividida en de una hilera única de aguijones gloquidiados o uncinulados; vitas solitarias debajo de las costillas secundarias, 2 en la comisura; cara de las semillas superficialmente cóncava a aplanada. Aprox. 20 spp. Cosmopolita pero principalmente de la región Mediterránea.

  • Provided by: [C].Flora Mesoamericana
    • Source: [
    • 1
    • ]. 

    Herbs biennial. Stem solitary erect, branching, retrorsely hispid. Basal leaves petiolate; blade pinnately decompound, ultimate segments small and narrow. Leaves reduced upwards becoming sessile, wholly sheathing, divisions narrow and elongate. Umbels terminal and axillary, loosely compound; bracts numerous, pinnate, rarely entire, usually reflexed; rays numerous, spreading or incurved after anthesis, tightly compact in fruit; bracteoles numerous, toothed or entire; umbellules many-flowered, central flowers usually sterile with enlarged purple petals. Pedicels unequal. Calyx teeth obsolete to conspicuous. Petals white or yellow, obcordate, with an inflexed apex, outer petals in outer flowers of an umbellule enlarged and radiant. Stylopodium conic; styles short. Fruit ellipsoid, dorsally compressed; primary ribs filiform, bristly; secondary ribs winged, wings with glochidiate prickles; vittae 1 in furrows under the secondary ribs, 2 on commissure. Seed face shallowly concave to nearly plane. Carpophore entire or bifid at apex. (Generic description relates to Chinese taxa only.)

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

    "Fr-body oblong or ovoid, flattened dorsally, the primary ribs low, with a row of short inconspicuous bristles, the 4 secondary ribs prominently winged, the wing divided into a row of flattened-subulate, hooked or straight spines; oil-tubes 1 under each secondary wing, 2 on the commissure; carpophore entire or bifid at the top; umbels compound, terminal and from the upper axils, long-pedunculate; bracts commonly large, pinnately dissected; bractlets linear or rarely pinnate; fls mostly white, the marginal ones often enlarged and irregular; stylopodium conic; annual or biennial herbs with pinnately decompound lvs. 60, widespread."

  • Provided by: [D].New York Botanical Garden
    • Source: [
    • 3
    • ]. 

     Information From

    Apiaceae
    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 Mesoamericana
    http://www.mobot.org/MOBOT/fm/
    Gerrit Davidse, Mario Sousa Sánchez, A. O. Chater, Universidad Nacional Autónoma de México. Instituto de Biología, Missouri Botanical Garden, Natural History Museum (London, England) UNAM, 1994
    • C 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.
    • D Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
    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.
    • E Missouri Botanical Garden
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • F CC0 1.0 Universal (CC0 1.0).