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FOC | Family List | FOC Vol. 17 | Lamiaceae | Isodon

47. Isodon mucronatus (C. Y. Wu & H. W. Li) H. Hara, J. Jap. Bot. 60: 235. 1985.

突尖香茶菜 tu jian xiang cha cai

Rabdosia mucronata C. Y. Wu & H. W. Li, Fl. Reipubl. Popularis Sin. 66: 588. 1977.

Shrubs or perennial herbs, ca. 1 m tall. Stems erect, much branched; branches gray-brown, glabrescent; branchlets yellowish, densely glandular pubescent. Petiole 0.5-1.5 cm, densely glandular pubescent; leaf blade ovate to circular-ovate, 3-5.5 × 2.5-3.5 cm, papery, adaxially densely hirtellous, abaxially scattered yellowish glandular, hirtellous on veins, base broadly cuneate to shallowly cordate, margin crenate-serrate, apex acute; lateral veins 4-paired, yellowish white abaxially. Panicles narrow, terminal, 6-12 cm; cymes pedunculate, 5-7-flowered, densely glandular pubescent; floral leaves gradually reduced toward apex. Calyx campanulate, ca. 4 mm, glandular pubescent, slightly 2-lipped; teeth triangular, ca. 1.5 mm, apex mucronate. Corolla tube ca. 3.5 mm, upper lip ca. 3 mm, lower lip ca. 4.5 mm. Stamens included. Style slightly exserted. Nutlets brown, triquetrous, ellipsoid, ca. 2 mm, glabrous. Fl. and fr. Sep-Oct.

* Sunny, grassy slopes; ca. 2100 m. Sichuan (Muli Xian).


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