大花糙苏 Phlomoides megalantha

  • Scientific Name: Phlomoides megalantha (Diels) Kamelin & Makhm.
  • Ref: Bot. Zhurn. (Moscow & Leningrad) 75:243. 1990
  • Synonym: Phlomis megalantha Diels
  • English Common Name: large-flower Jerusalem sage
  • Chinese Common Name: 大花糙苏 dàhuā cāosū
  • Family: Lamiaceae
  • Genus: Phlomoides
  • Distribution: Abies forests, thickets, grassy slopes; 2400-4200 m. Hubei, Shaanxi, Shanxi, Sichuan.
  • Photo: 07/21/2011, Mt. Taibai, Qinling
Taproots woody, with numerous, rigid, woody lateral roots. Stems 15-45 cm tall, sparsely retrorse minute hispid. Petiole 1.5-10 cm; stem leaf blades circular-ovate to ovate-oblong, 5-17.5 × 4.2-11 cm, adaxially corrugate, appressed ciliolate, abaxially pilose on veins, base cordate to subtruncate, margin deeply crenate, apex acute or obtuse, rarely acuminate. Verticillasters 1 or 2, few to many flowered, sometimes ± approximate; floral leaves longer than verticillasters; bracts linear-subulate, (6-)10-15(-20) × 2(-4) mm, densely ciliate. Calyx tubular-campanulate, 1.8-2.8 cm × ca. 8 mm, veins pilose outside; teeth double toothed at margin, puberulent, apex emarginate, tufted-pilose inside, spines ca. 2 mm. Corolla yellowish to white, 3.7-5 cm; tube apex pubescent, basally glabrous outside, without hairy annulus inside; upper lip 1.2-1.4 cm, base truncate, margin denticulate, densely pubescent outside, bearded inside; lower lip ca. 1.7 × 1.3 cm, pubescent outside; middle lobe circular-ovate, ca. 9 × 7 mm, margin irregularly undulate; lateral lobes triangular. Filaments long hairy, without basal appendages. Nutlets glabrous. Fl. Jun-Jul, fr. Aug-Nov. (Flora of China)

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