Salicaceae Mirb.
  • Elém. Physiol. Vég. Bot. 2: 905. 1815. (24-30 Jun 1815)


Cite taxon page as 'WFO (2020): Salicaceae Mirb. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-7000000540. Accessed on: 29 Oct 2020'

General Information

Trees or shrubs, deciduous or rarely evergreen, dioecious, rarely polygamous. Leaves alternate, rarely subopposite, usually petiolate, simple; stipules persistent or caducous. Catkins erect or pendulous; each flower usually with a cupular disc or 1 or 2(or 3) nectariferous glands. Male flowers with 2-many stamens; filaments filiform, free or united; to connate; anthers 2(or 4)-loculed, dehiscing longitudinally. Female flowers with 1 pistil, sessile or stipitate; ovary superior, 1- or 2-loculed; ovules several to many, anatropous, with a 1 integument; style 1, 2 in Chosenia; stigmas 2-4. Capsule dehiscing by 2-4(or 5) valves; placenta and inside wall of ovary with long hairs. Seeds 4-numerous, glabrous; hairs and seeds simultaneously deciduous when capsule matures.

  • Provided by: [E].Flora Of CHina @ efloras.org
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    Shrubs or trees, heterophyllous or not, sometimes clonal, forming clones by root shoots, rhizomes, layering, or stem fragmentation; glabrous or glabrescent to pubescent; branching monopodial or sympodial. Stems erect to pendent; branched. Leaves persistent, deciduous or marcescent, alternate (opposite or subopposite in Salix purpurea), spirally arranged, simple; stipules present or not; petiole present; blade margins toothed or entire, sometimes glandular. Peduncles present or absent. Inflorescences racemose or spicate, usually catkins, unbranched, sometimes fasciculate or racemelike cymes, flowering before or as leaves emerge or year-round; floral bract (1) subtending each flower, displaced onto pedicel or distinct, scalelike, apex entire, toothed, or laciniate; bract subtending pistillate flower deciduous or persistent. Pedicels present or absent. Flowers usually unisexual, sometimes bisexual, usually staminate and pistillate on different plants; sepals present or absent, or perianth modified into 1 or 2 nectaries, or a non-nectariferous disc; stamens 1-60(-70); filaments distinct or connate basally, slender; anthers longitudinally dehiscent; ovary 1, 2-7[-10]-carpellate, 1-7[-10]-locular; placentation usually parietal, sometimes axile on intruded, fused placentae; ovules 1-25 per ovary; style 1 per carpel, distinct or connate; stigmas 2-4, truncate, notched-capitate, or 2- or 3-lobed. Fruits capsular, baccate, or drupaceous. Seeds sometimes surrounded by arillate coma of relatively long, silky hairs; endosperm scant or absent.

  • Provided by: [B].Flora of North America @ efloras.org
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    Morphology

    Flowers unisexual, dioecious, densely arranged in erect or pendulous catkins often appearing before the leaves; bracts membranous, each subtending a flower

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    Calyx absent or represented by a cupular disk or 2 glandular scales

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    Male flowers: stamens 2 or more, free or united; anthers 2-celled, opening lengthwise

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    Female flowers: ovary sessile or shortly stipitate, 1-celled, with 2–4 parietal placentas; style 2–4-fid

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    Ovules numerous, ascending

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    Fruit a 2–4-valved capsule

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    Seeds small, with numerous fine hairs arising from the funicle and enveloping the seed; endosperm none; embryo straight

  • Provided by: [A].Plants Of the World Online Portal - FWTA
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    Trees or shrubs

  • Provided by: [A].Plants Of the World Online Portal - FWTA
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    Leaves alternate, simple, deciduous; stipules small or foliaceous

  • Provided by: [A].Plants Of the World Online Portal - FWTA
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    • 1
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    Dioecious trees or shrubs

  • Provided by: [C].Plants Of the World Online Portal - FZ
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    Leaves alternate, deciduous; stipules small or foliaceous, usually deciduous

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    • 2
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    Flowers grouped into unisexual catkins, often appearing before the leaves; each flower subtended by a bract; perianth absent; disk present, often forming one or more fleshy glands

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    Male flower with 2-many stamens, filaments filiform, free or united, anthers 2-thecous, dehiscing longitudinally

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    Seeds numerous, very small, with a large tuft of long hairs arising from the funicle; embryo straight; endosperm absent

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    Fruit a capsule, dehiscing longitudinally into 2–4 valves

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    • 2
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    Female flower: ovary 1-locular with 2–4 parietal placentas, ovules numerous, style 2–4-fid

  • Provided by: [C].Plants Of the World Online Portal - FZ
    • Source: [
    • 2
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    Seeds numerous, very small, with large tuft of long hairs arising from funicle; embryo straight; endosperm absent

  • Provided by: [D].Plants Of the World Online Portal - FTEA
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    Leaves alternate; stipules small or foliaceous, usually deciduous

  • Provided by: [D].Plants Of the World Online Portal - FTEA
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    • 3
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    Dioecious trees or shrubs

  • Provided by: [D].Plants Of the World Online Portal - FTEA
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    • 3
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    Fruit a capsule, dehiscing longitudinally into 2–4 valves

  • Provided by: [D].Plants Of the World Online Portal - FTEA
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    • 3
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    Female flower with 1-locular ovary, 2–4 parietal placentas and numerous ovules; style 2–4-fid

  • Provided by: [D].Plants Of the World Online Portal - FTEA
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    • 3
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    Male flower with 2–many stamens; filaments filiform, free or united; anthers 2-thecous, dehiscing longitudinally

  • Provided by: [D].Plants Of the World Online Portal - FTEA
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    • 3
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    Flowers grouped into unisexual catkins, often appearing before leaves; each flower subtended by a bract; perianth absent; disc present, often forming one or more fleshy glands

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    Literature

    SELECTED REFERENCES Fisher, M. J. 1928. The morphology and anatomy of the flowers of the Salicaceae. Amer. J. Bot. 15: 307-326, 372-395. Floderus, B. G. O. 1923. Om Grönlands salices. (On the Salicaceae of Greenland.) Meddel. Grønland 63: 61-204. Judd, W. S. 1997b. The Flacourtiaceae in the southeastern United States. Harvard Pap. Bot. 10: 65-79. Leskinen, E. and C. Alström-Rapaport. 1999. Molecular phylogeny of Salicaceae and closely related Flacourtiaceae: Evidence from 5.8 S, ITS 1 and ITS 2 of the rDNA. Pl. Syst. Evol. 215: 209-227.

  • Provided by: [B].Flora of North America @ efloras.org
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     Information From

    Plants Of the World Online Portal - FWTA
    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
    • A The Trustees of the Royal Botanic Gardens, Kew
    Flora of North America @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=1
    'Flora of North America @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=1 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • B Flora of North America Association
    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
    • C
    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
    • D
    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
    Salicaceae
    • F CC0 1.0 Universal (CC0 1.0).
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • G CC0 1.0 Universal (CC0 1.0).