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

13. Lagotis integrifolia (Willdenow) Schischkin ex Vikulova, Fl. URSS. 22: 502. 1955.

亚中兔耳草 ya zhong tu er cao

Gymnandra integrifolia Willdenow, Ges. Naturf. Freunde Berlin Mag. Neuesten Entdeck. Gesammten Naturk. 5: 392. 1811; G. pallasii Chamisso & Schlechtendal; L. pallasii (Chamisso & Schlechtendal) Ruprecht.

Herbs, 10-40 cm tall. Rhizomes to 4 cm. Lateral roots slender, 5-8 cm, with few fibrous roots; root crown with remnants of old petioles. Stems 1, stout, erect or somewhat flexuous, longer than leaves. Basal leaves 2-4; petiole 3-12 cm, base sheathlike; leaf blade ovate, ovate-elliptic, oblong, or ovate-lanceolate, nearly as long as petiole, fleshy, base cuneate, margin entire or obscurely undulate-toothed. Stem leaves usually 1-4, sessile or short petiolate, smaller than basal leaves. Spikes dense, 5-12 cm, elongated in fruit; bracts broadly ovate to oblong, apex apiculate. Calyx shorter than bract; lobes triangular. Corolla dull white, pale blue, or purple, 0.8-1.2 cm; tube longer than limb, basally curved forward; lower lip lobes 2 or 3, lanceolate, usually revolute in fruit; upper lip unlobed, oblong, margin entire or shortly 2- or 3-toothed, rarely 2-lobed. Filaments adnate to base of upper corolla lip margin. Style exserted; stigma capitate or emarginate. Fruit oblong, 5-6 mm. Fl. and fr. Jun-Aug.

Thickets, gravel slopes; 2400-3100 m. Nei Mongol, Shanxi (Wutai Shan), Xinjiang [Kazakhstan, Kyrgyzstan, Mongolia, Russia].


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