Paliurus Mill.
  • Gard. Dict. Abr. (ed. 4) vol. 3. 1754.
  • Christ-thorn [Classical Greek name, perhaps derived from pálin, again or once more, and oúron or oureó, urine or to make water, alluding to diuretic properties of roots and leaves of P. spina-christi]


Cite taxon page as 'WFO (2021): Paliurus Mill. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000027794. Accessed on: 22 Oct 2021'

General Information

Trees or shrubs, small to medium-sized, evergreen or deciduous. Leaves alternate, 3-veined from base, margin subentire to serrate; stipules usually changed into 1 or 2 lignified, erect or revurved spines. Flowers bisexual, 5-merous, perigynous, few to many in axillary, pedunculate cymes. Pedicel short, often elongated in fruit. Calyx tube hemispheric to dish-shaped; sepals free, deltoid, 1.5-2.5 × 1.5-2.5 mm, abaxially ± pubescent to glabrous, adaxially keeled, apex acute to weakly acuminate. Petals spatulate or unguiculate,1-2 mm, often enfolding stamens. Stamens free, 1.5-2 mm; filaments subulate, thin; anthers ovoid, latrorse. Disk adnate with calyx tube, pentagonal or rounded, thick, fleshy, glabrous. Ovary semi-inferior, 2- or 3-loculed, with 1 ovule per locule, slightly immersed in disk; style cylindric or flattened, with 2 or 3 ± diverging stylar branches. Fruit a dry, indehiscent, disk- to cup-shaped or hemispheric, winged drupe, base ± distinctly conical, often with remains of calyx tube, apex rounded to ± flattened; mesocarp leathery to corky; endocarp lignified. Seeds brownish, shiny, obovoid to ovoid; endosperm scanty, cotyledons flat.

  • Provided by: [B].Flora Of CHina @ efloras.org
    • Source: [
    • 1
    • ]. 

    Shrubs [or trees], sometimes clambering, armed with stipular spines; bud scales present. Leaves deciduous [persistent], alternate; blade not gland-dotted; 3-veined from base (acrodromous), secondary veins distal to basal veins well developed. Inflorescences axillary, cymes; peduncles and pedicels not fleshy in fruit. Pedicels present. Flowers bisexual; hypanthium hemispheric to patelliform, 2–3 mm wide; sepals 5, spreading, pale yellow, deltate, keeled adaxially; petals 5, white, hooded, obovate, clawed; nectary fleshy, filling hypanthium, margin entire or 5-angled; stamens 5; ovary 1/2-inferior, 2–3-locular; styles 2–3, connate proximally. Fruits samaras. x = 12.

  • Provided by: [A].Flora of North America @ efloras.org
    • Source: [
    • 2
    • ]. 

    Literature

    SELECTED REFERENCES Burge, D. O. and S. R. Manchester. 2008. Fruit morphology, fossil history, and biogeography of Paliurus (Rhamnaceae). Int. J. Pl. Sci. 169: 1066–1085. Schirarend, C. and M. N. Olabi. 1994. Revision of the genus Paliurus Tourn. ex Mill. (Rhamnaceae). Bot. Jahrb. Syst. 116: 333–359.

  • Provided by: [A].Flora of North America @ efloras.org
    • Source: [
    • 2
    • ]. 

    Other Local Names

    NameLanguageCountry
    Christ-thorn [Classical Greek name, perhaps derived from pálin, again or once more, and oúron or oureó, urine or to make water, alluding to diuretic properties of roots and leaves of P. spina-christi]

     Information From

    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.
    • A Flora of North America Association
    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.
    • B Missouri Botanical Garden
    Rhamnaceae
    • C CC0 1.0 Universal (CC0 1.0).
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • D CC0 1.0 Universal (CC0 1.0).