Rhus L.
  • Sp. Pl. 1: 265. 1753. (1 May 1753)


Cite taxon page as 'WFO (2020): Rhus L. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000033095. Accessed on: 02 Dec 2020'

General Information

Deciduous shrubs or trees, polygamous or dioecious. Leaves imparipinnately compound; leaf rachis sometimes winged; leaflets petiolate or sessile, with serrate or entire margin. Inflorescence terminal, paniculate or thyrsoid, floral subtending bracts persistent or deciduous. Flowers functionally unisexual or bisexual, 5-merous. Ovary 1-locular and 1-ovulate; styles 3, often united basally. Drupe globose, slightly compressed, mixed glandular pubescent and pilose, red at maturity; exocarp and mesocarp united; mesocarp glutinous, red.

  • Provided by: [D].Flora Of CHina @ efloras.org
    • Source: [
    • 8
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    RHUS L.

    Rhus terebinthifolia Schltdl. & Cham., Linnaea 5: 600. 1830; R. terebinthifolia var. pilosissima Loes.; R. terebinthifolia var. loeseneri F.A. Barkley; R. costaricensis L. Riley.

    Arbustos erectos o escandentes a árboles pequeños, 1–7 m de alto, ramas lenticeladas, escasa a densamente pubescentes, tricomas blanquecinos a amarillentos, aplicados a erectos, a veces crespos, hasta 0.6 mm de largo; plantas dioicas. Hojas alternas, siempreverdes, imparipinnadas o a veces paripinnadas, 10–17 cm de largo, pilosas; folíolos opuestos a subopuestos, obovados, ovados o elípticos, 2.5–6.1 cm de largo y 1.5–3.2 cm de ancho, ápice generalmente acuminado, ocasionalmente agudo o redondeado, acumen mucronado, base cuneada a obtusa, redondeada o cordada, simétrica u oblicua, márgenes frecuentemente revolutos, generalmente enteros, algunos dientes ocasionalmente presentes, haz frecuentemente rugosa, escasa a densamente pubescente, envés densamente pubescente, cartáceos a subcoriáceos, nervio principal generalmente piloso, impreso y apenas prominente en la haz, apenas prominente a prominente en el envés, 5–8 pares de nervios secundarios, aplanados a apenas prominentes en la haz, apenas prominentes a prominentes en el envés; pecíolo 1.5–5 cm de largo, piloso, raquis 2–5.4 cm de largo, piloso, peciólulos pilosos, los laterales hasta 2 mm de largo, el terminal 5–10 mm de largo. Inflorescencia terminal y axilar, brácteas frondosas, escasa a densamente pubescentes, las últimas ramas espigadas, 10–30 cm de largo, pedúnculo 0.5–2 cm de largo, brácteas subyacentes a las ramas de orden inferior foliosas, aquellas subyacentes a las ramas de orden superior ovadas o deltoides; flores sésiles, abrazadas por 1 bráctea y 2 bractéolas, perianto imbricado, 5-mero; sépalos ampliamente ovados, 0.8–1 mm de largo y 0.8 mm de ancho, márgenes ciliados; pétalos ovados a oblongos, 1.4–1.6 mm de largo y 0.5–0.9 mm de ancho, márgenes ciliados, blancos; filamentos subulados, ca 0.5 mm de largo, anteras 0.4–0.5 mm de largo; disco intrastaminal, 10-crenulado, grueso; ovario subgloboso a obcónico, 0.4–0.6 mm de largo, 1-locular con 1 óvulo basal, estilos 3, ca 0.3 mm de largo, estigma capitado. Fruto globoso, 0.5–0.8 cm de diámetro, rojo cuando maduro, indumento de tricomas simples, erectos y glandulares, endocarpo óseo; semillas con embrión curvo, cotiledones plano-convexos.

    Común, pastizales, bosques de pino-encinos, zona norcentral; (660–) 1000–1460 m; fl jul–feb, fr jul–may; Moreno 5829, Stevens 10161; México a Costa Rica. Un género tropical y templado ampliamente distribuido con ca 200 especies, con su centro de diversidad en el sur de Africa; ca 25 especies en Norteamérica, México y Centroamérica.

    D.A. Young. Reevaluation of the sections of Rhus L. subgenus Lobadium (Raf.) T. & G. (Anacardiaceae). Brittonia 30: 411–415. 1978.

  • Provided by: [G].Flora de Nicaragua
    • Source: [
    • 9
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    "Pet 5, often hairy, especially on the inner surface; stamens 5; ovary 3- carpellate but unilocular, with a short, terminal, 3-lobed style; ovule basal; frs red or reddish, glandular-hairy; innocuous, polygamo-dioecious shrubs or small trees with dense, crowded infls terminal or lateral on last-year’s twigs. (Schmaltzia) 100, cosmop."

  • Provided by: [C].New York Botanical Garden
    • Source: [
    • 10
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    Morphology

    Drupe globose or ovoid and compressed, frequently asymmetrical, glabrous or hairy; mesocarp fleshy, somewhat resinous, sometimes rather dry; endocarp bony or crustaceous

  • Provided by: [F].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
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    Female flowers: perianth similar to ♂; staminodes frequently present; ovary ovoid to subglobose, usually unilocular, with the ovule pendent from an ascendent funicle inserted at the base of the locule; styles 3, apical, free or occasionally connate at the base; stigmas somewhat capitate

  • Provided by: [F].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
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    Male flowers: calyx (4–)5(–6)-partite, segments imbricate; petals (4–)5(–6), longer than the calyx, imbricate; stamens 5, filaments subulate, inserted below the disk, anthers ovate, dorsifixed, introrse; disk saucer- or cup-shaped; pistillode usually absent

  • Provided by: [F].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
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    Flowers unisexual, occasionally bisexual, very small

  • Provided by: [F].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Inflorescences of terminal and/or axillary panicles

  • Provided by: [F].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
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    Leaves alternate, simple, 3-foliolate or imparipinnate, rarely digitately 5-foliolate

  • Provided by: [F].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
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    Suffrutices, shrubs or trees

  • Provided by: [F].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
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    Seed ovoid or reniform, compressed, with a thin testa; cotyledons very compressed.

  • Provided by: [F].Plants Of the World Online Portal - FTEA
    • Source: [
    • 6
    • ]. 

    Female flowers: perianth similar to that of the male; staminodes frequently present; ovary ovoid to subglobose, usually 1-locular, with the ovule pendent from an ascendent funicle inserted at the base of the loculus; styles 3, apical, free or connate at the base; stigmas ± capitate.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 7
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    Drupe globose or ovoid and compressed, frequently asymmetrical, glabrous or hairy; mesocarp fleshy, ± resinous, sometimes ± dry; endocarp bony or crustaceous.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 7
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    Seed ovoid or reniform, compressed, with a thin testa; cotyledons very compressed.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 7
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    Flowers unisexual, exceptionally bisexual, very small.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 7
    • ]. 

    Male flowers: calyx (4)5(6)-partite, the segments imbricate; petals (4)5(6), longer than the calyx, imbricate; stamens 5; filaments subulate, inserted below the disk; anthers ovate, dorsifixed, introrse; disk patellifonn or cupuliform; pistillode usually absent.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 7
    • ]. 

    Leaves alternate, simple, 3-foliolate or imparipinnate, rarely digitately 5-foliolate.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 7
    • ]. 

    Panicles terminal, axillary or both, ± branched.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 7
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    Shrublets, suffrutices, shrubs or trees.

  • Provided by: [E].Plants Of the World Online Portal - FZ
    • Source: [
    • 7
    • ]. 

    Sous-arbustes , arbustes ou arbres petits à moyens, dioïques ou polygames.'Feuilles'alternes, imparipennées, trifoliolées 1, rarement digitées-5-foliolées ou feuilles simples.'Panicules'terminales et subterminales-axillaires, généralement nombreuses et dans l'ensemble souvent ressemblant à une grande panicule feuillée.'Fleurs'♂♀, (4)51(6)-mères, à préfloraison imbriquée, petites.'Fleurs'\t♂ à calice légèrement gamosépale; pétales dépassant le calice; étamines 5, insérées en dessous du disque, à filet droit ou incurvé et à anthère dorsifixe introrse; disque patelliforme à cupulaire, à bord ± crénelé, généralement sans pistillode.'Fleurs'♀ à périanthe semblable à celui des ♂; étamines plus petites et stériles; ovaire ovoïde à subglobuleux, à 1 loge et 1 ovule pendant d'un funicule ascendant fixé au bas de la loge; styles 3, apicaux, libres ou ± connés, terminés en stigmate ± capité.'Drupes'subglobuleuses ou comprimées-ovoïdes, glabres ou pubérulentes; mésocarpe pulpeux ou parfois ± lacuneux et ± sec; endocarpe coriace à crustacé.'Graine comprimée, ± ovale à ± réniforme, à testa mince et endoplèvre ± épaisse; cotylédons très comprimés.\n\t\t\t\tEnviron 150 espèces dans les régions tropicales, subtropicales et tempérées; 11 espèces et 1 variété au Congo belge.

  • Provided by: [B].Flore d'Afrique Centrale
    • Source: [
    • 11
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    Included Species

      Bibliography

     Information From

    Anacardiaceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    Flore d'Afrique Centrale
    https://www.floredafriquecentrale.be
    • B http://creativecommons.org/licenses/by/4.0/ Attribution 4.0 International (CC BY 4.0)
    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.
    • C 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.
    • D Missouri Botanical Garden
    Plants Of the World Online Portal - FZ
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • E
    Plants Of the World Online Portal - FTEA
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • F
    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
    • G Missouri Botanical Garden
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • H CC0 1.0 Universal (CC0 1.0).