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FOC | Family List | FOC Vol. 5 | Aristolochiaceae | Asarum

35. Asarum nobilissimum Z. L. Yang, Acta Bot. Boreal.-Occid. Sin. 5: 56. 1985.

高贵细辛 gao gui xi xin

Herbs. Rhizomes vertical, 2-3 mm in diam., internodes less than 1 cm. Leaves solitary; petiole 6-14 cm, glabrous; leaf blade adaxially faintly white spotted, ovate-cordate, 5-11 × 5-10 cm, abaxial surface glabrous, adaxial surface puberulent along veins and margin, base cordate, lateral lobes divaricate, 2.5-3.5 × 2-4 cm, apex shortly acuminate; cataphylls lanceolate. Peduncle recurved, 1-5.5 cm. Calyx deep purple, campanulate-rotate, 3-5 × 4-6 cm; sepals connate beyond attachment to ovary, abaxially glabrous; tube lantern-shaped, 1-2 × 1-2 cm, constricted at throat, adaxially longitudinally corrugate, becoming reticulate above, orifice ring 3-4 mm wide; lobes ovate to broadly ovate, 2-3 × ca. 2 cm, base with triangular corrugate-papillate area. Stamens 12; filaments much shorter than anthers; connectives slightly extended beyond anthers, obtuse. Ovary half-inferior. Styles free, apex notched; stigmas lateral. Fl. May.

* Forests, mountain slopes; 800-1100 m. Sichuan.

No specimens were seen; the data above are from the original description and figure.


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