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FOC | Family List | FOC Vol. 18 | Scrophulariaceae | Scrophularia

24. Scrophularia diplodonta Franchet, Bull. Soc. Bot. France. 47: 14. 1900.

重齿玄参 chong chi xuan shen

Scrophularia crenatosepala H. L. Li; S. diplodonta var. tsanchanensis Franchet.

Perennials, to 70 cm tall. Roots stout. Stems hollow, striate, sometimes apically quadrangular. Basal leaves scalelike. Stem leaves petiole narrowly winged, to 2 cm; leaf blade lanceolate to ovate, 5-10 cm, papery, base cuneate to subcordate, margin serrate or double serrate. Thyrses terminal, corymbose at first, paniculate later, ca. 15 X 7 cm, lower cymes 3-5-flowered; peduncle to 2 cm; bracts small. Pedicel to 1.5 cm, glandular and eglandular puberulent. Calyx ca. 5 mm; lobes subequal, narrowly ovate to ovate-lanceolate, margin entire or irregularly crenate, apex acute. Corolla whitish green, ca. 1 cm; tube globose, ca. 5 mm; lower lip lobes oblong to oblong-ovate; upper lip ca. 2.5 mm longer than lower lip, lobes obovate, with overlapping margins. Stamens almost as long as lower lips; staminode obovate to obtriangular-cordate. Ovary ca. 2 mm. Style slightly longer than ovary. Capsule ca. 1 cm. Fl. May-Jun, fr. Jul-Aug.

* Grassland on mountain slopes, mixed forests; 3000-3600 m. NW Yunnan.


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