Ocimum L.
  • Sp. Pl. 2: 597. 1753. (1 May 1753)

Cite taxon page as 'WFO (2021): Ocimum L. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000026511. Accessed on: 26 Sep 2021'

General Information

Herbs, subshrubs, or shrubs, aromatic. Leaves petiolate, dentate. Verticillasters 6(-10)-flowered, in terminal, pedunculate thyrses or panicles; bracts early deciduous, petiolate, margin entire, rarely longer than flowers. Flowers white; pedicel straight, apex recurved. Calyx ovoid to campanulate, declined in fruit, glandular outside, glabrous or occasionally villous at throat inside, limb 2-lipped; upper lip 3-toothed, middle tooth circular to obovate, margin winged, decurrent, lateral teeth shorter; lower lip 2 toothed, teeth narrower, apex acuminate to spinescent, sometimes approximate. Corolla tube slightly shorter than calyx or rarely exserted, not hairy annulate inside, dilated, obliquely campanulate at throat; limb 2-lipped, upper lip subequally (3- or) 4-lobed; lower lip somewhat elongated or not, declined, margin entire, flat or slightly concave. Stamens 4, exserted, declined on lower corolla lip, anterior 2 longer; filaments free or anterior 2 connate at base; anthers ovoid-reniform, 1-locellate. Style longer than stamens, 2-cleft at apex; lobes subequal, subulate or flat. Nutlets ovoid or subglobose, smooth or glandular foveolate, viscid when moist, with a white basal areola.

  • Provided by: [C].Flora Of CHina @ efloras.org
    • Source: [
    • 3
    • ]. 

    21. Ocimum L.

    Becium Lindl.

    Por L. Walsingham y A. Paton.

    Arbustos ohierbas anuales o perennes, generalmente aromáticos, glabros o pelosos, lostricomas simples. Hojas simples, pecioladas, los márgenes dentados.Inflorescencias en tirsos, con cimas sésiles de 3 flores; brácteas generalmentepersistentes. Flores bisexuales, zigomorfas, pediceladas. Cáliz marcadamente2-labiado, los labios desiguales; labio inferior 4-lobado, los loboslanceolados, subulados en el ápice; labio superior más grande, obovado,decurrente; tubo con la garganta glabra o con un denso anillo de tricomas,abierto o cerrado por los lobos medianos del labio inferior que presionancontra el superior. Corola marcadamente2-labiada, 5-lobada, blanca o púrpura; labio inferior horizontal,aplanado; tubo recto o curvado hacia la base, glabro; labio superiorascendente, igualmente 4-lobado, los lobos redondeados. Estambres 4,declinados, el par superior (adaxial) unido cerca de la base de la corola, elpar inferior unido a la garganta de la corola, ambos exertos más allá del labioinferior; filamentos a veces pelosos en la base, a veces apendiculados. Estigmabífido, los lobos iguales. Frutos en nuececillas ovoides, glabras,mucilaginosas. 64 spp. Viejo Mundo con la mayoría de spp. en África.

    Bibliografía: Paton, A. et al. Basil Gen. Ocimum 1-38 (1999). Suddee, S., et al. Kew Bull. 60: 24-31 (2005).

    Ocimumafricanum, O.americanumy O. basilicum son morfológicamente similares yfrecuentemente se confunden. Todas las especies han sido introducidas enMesoamérica para usos culinarios o medicinales. Un estudio más detallado seencuentra en Suddee et al. (2005).

  • Provided by: [D].Flora Mesoamericana
    • Source: [
    • 4
    • 1
    • ]. 


    Hierbas, anuales o perennes. Hojas enteras o dentadas; pecioladas. Inflorescencia de verticilastros con pocas flores, arreglados en una espiga terminal o inflorescencia racemiforme o paniculada, brácteas foliáceas, flores mayormente pediceladas; cáliz bilabiado, campanulado, labio superior más o menos entero, libre por 1–2 mm (en Nicaragua), con alas ampliamente marginadas y decurrentes a lo largo de los 3/4 a toda la longitud del tubo del cáliz (en Nicaragua) y con la edad frecuentemente recurvadas, nervios reticulados, labio inferior 4-dentado, dientes desiguales, frecuentemente aristados y el inferior generalmente curvándose hacia arriba; corola bilabiada, blanca, amarillenta, rosada, purpúrea o azul, tubular o infundibuliforme, el labio superior 4-lobado, el labio inferior entero, plano o cóncavo; estambres 4; estilo con lobos iguales o desiguales.

    Género con 65 especies de las zonas cálido templadas del mundo, especialmente Africa; 1 especie nativa en Nicaragua y otra cultivada.

  • Provided by: [A].Flora de Nicaragua
    • Source: [
    • 5
    • ]. 

    Herbs, annual or perennial, or small shrubs, the stems glabrous or pubescent. Leaves opposite, simple, pinnately-nerved, mostly petiolate. Inflorescences verti- cils, ca 6-flowered or sometimes 10-flowered, appearing overall as a spike or a raceme, the bracts leaf-like. Flowers mostly pedicellate; bracteoles not apparent; calyx ? campanulate, frequently deflexed in fruit, bilabiate, the upper lip + entire, rounded, the margins decurrent partially or completely to the base of the calyx tube, the lower lip 4-toothed, the teeth aristate and unequal; corolla tubular, enclosed or exserted, bilabiate, the upper lip 4-lobed, the lower entire and flat or concave; stamens 4, paired, equal to the corolla tube or exserted, the filaments distinct, the upper pair naked, the lower pair glabrous or pubescent, with or

  • Provided by: [B].Flora de Panama
    • Source: [
    • 6
    • ]. 

    without an appendage at the base, the anthers with 2 functional thecae; ovary 4-lobed, the gynobase lobed or unlobed, the lobes sometimes as high as the nutlets at anthesis, the style slender, bifid near the tip, the branches equal or unequal. Nutlets ca 4, attached at the base, ? spherical, the pericarp smooth or warty.

  • Provided by: [B].Flora de Panama
    • Source: [
    • 6
    • ]. 

    "Cal very irregular, the 2 lowest lobes resembling the lateral but narrower, triangular, the uppermost lobe broad, rounded, its margins decurrent along the cal-tube, and the whole forming a round, nearly flat cap on the upper side of the cal; cal enlarged in fr; cor 2-lipped, the lower lip deflexed, entire, the upper lip 4-lobed; stamens 4, deflexed along the lower cor-lip; herbs or shrubs with small fls in verticils of 6, subtended by bracteal lvs, forming a slender, terminal, spike-like infl. 150, warm reg."

  • Provided by: [G].New York Botanical Garden
    • Source: [
    • 8
    • ]. 



  • Provided by: [B].Flora de Panama
    • Source: [
    • 6
    • ]. 


    Commonly called Basil, the genus consists of about 50 to 60 species in the warmer regions of the world.

  • Provided by: [B].Flora de Panama
    • Source: [
    • 6
    • ]. 

    Included Species


     Information From

    Flora de Nicaragua
    WD Stevens, CU Ulloa, A Pool and OM Montiel. Missouri Botanical Garden Press, 2001
    • A Missouri Botanical Garden
    Flora de Panama
    Robert E. Woodson, Jr. and Robert W. Schery Annals of the Missouri Botanical Garden Vol. 67, No. 4 (1980), pp. ii-xxxiii
    • B Missouri Botanical Garden
    Flora Of CHina @ efloras.org
    '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.
    • C Missouri Botanical Garden
    Flora Mesoamericana
    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
    • D Missouri Botanical Garden
    • E CC0 1.0 Universal (CC0 1.0).
    MBG Floras Images
    Flora images. Missouri Botanical Garden. Accessed on Jun. 2018.
    • F 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.
    • G Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
    World Flora Online consortium
    World Flora Online Data. 2018.
    • H CC0 1.0 Universal (CC0 1.0).