Lamium barbatum Siebold & Zucc.
  • Fl. Jap. Fam. Nat.

Cite taxon page as 'WFO (2020): Lamium barbatum Siebold & Zucc. Published on the Internet; Accessed on: 05 Dec 2020'

General Information

Herbs perennial. Stems to 1 m, unbranched, erect, subglabrous or appressed hirtellous to hirsute. Petiole of basal leaf to 7 cm, apex shorter; basal leaf blade ovate to cordate, 4.5-8.5 × 3.5-5 cm, base cordate, apex caudate-acuminate; upper stem leaves ovate-lanceolate, herbaceous, margin incurved dentate-serrate, hirtellous. Verticillasters 4-14-flowered, in upper axils; bracts linear or filiform, 2-3 mm, ciliate. Calyx campanulate, 11-15 × 4-6 mm, subglabrous to sparsely strigose; teeth lanceolate-subulate, 7-10 mm, ciliate. Corolla white or yellowish, ca. 2 cm; tube ca. 2 mm wide near base, saccate, throat to 8 mm wide, partly hairy, hairy annulate near base inside; upper lip obovate or oblong, ca. 1.2 cm, margin ciliate, villous, apex rounded to emarginate; lower lip ca. 6 mm, middle lobe obreniform, 2-lobulate, base abruptly constricted; lateral lobes semicircular, ca. 0.5 mm, each with a needlelike marginal tooth. Anthers dark purple. Nutlets brownish, obovoid, apex truncate, base attenuate, ca. 3 × 1.8 mm. Fl. Apr-Jun, fr. Jul-Aug.

  • Provided by: [A].Flora Of CHina @
    • Source: [
    • 1
    • ]. 

     Information From

    Flora Of CHina @
    'Flora of China @ eFloras (2008). Published on the Internet [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • A Missouri Botanical Garden
    • B CC0 1.0 Universal (CC0 1.0).