Rhamnus frangula L.
  • Sp. Pl.


Cite taxon page as 'WFO (2021): Rhamnus frangula L. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000460212. Accessed on: 28 Oct 2021'

General Information

Shrubs or small trees, rarely to 7 m tall. Young branches greenish, sparsely puberulent; older branches brownish, with distinct transversely oriented lenticels. Petiole 1-1.9 cm, puberulent, ± glabrescent; leaf blade abaxially pale green, adaxially green, broadly elliptic or oblong, rarely obovate, 4-11 × 2.5-6 cm, papery, abaxially sparsely puberulent on midvein, adaxially glabrous, lateral veins 6-10 pairs, prominent on both surfaces, base broadly cuneate or subrounded, margin entire, apex shortly acuminate or rounded, rarely acute. Flowers solitary or 2-4-fascicled at leaf axils, glabrous. Pedicels 5-10 mm. Sepals keeled and slightly rostrate adaxially. Petals orbicular, apex slightly emarginate. Disk thin, lining calyx tube. Ovary globose, 2- or 3-loculed; style undivided; stigma slightly 2- or 3-lobed. Drupe red, turning purple-black at maturity, 6-8 mm in diam., with 2 or 3 lenticular stones; fruiting pedicel 7-10 mm. Fl. Apr-Jul, fr. Jun-Sep. 2n = 20.

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

    "Shrub to 7 m; lvs all or mostly alternate, oblong or usually obovate-oblong, 5–8 cm, commonly more than half as wide, acute to abruptly short-acuminate, entire or with a few marginal glands near the tip; umbels sessile, with 2–8 fls, appearing after the lvs; pedicels glabrous or subglabrous, mostly unequal, 3–10 mm; fls perfect, 5-merous; pet broadly obovate, scarcely clawed, cleft at the tip, 1–1.4 mm; styles united; fr red, turning nearly black, with 2–3 stones; 2n=20–26. Native of Eurasia, escaped from cult. from Que. and N.S. to N.J., Ind., and Ky., especially in wet soil. May, June. (Frangula alnus)"

  • Provided by: [A].New York Botanical Garden
    • Source: [
    • 2
    • ]. 

      Bibliography

     Information From

    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.
    • A 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.
    • B Missouri Botanical Garden
    Rhamnaceae
    • C CC0 1.0 Universal (CC0 1.0).