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Chinese Plant Names | Family List | Lamiaceae | Isodon

38. Isodon hirtellus (Handel-Mazzetti) H. Hara, J. Jap. Bot. 60: 234. 1985.

细毛香茶菜 xi mao xiang cha cai

Description from Flora of China

Plectranthus hirtellus Handel-Mazzetti, Acta Horti Gothob. 13: 370. 1939; Rabdosia hirtella (Handel-Mazzetti) H. Hara.

Shrubs or subshrubs 1-1.5 m. Stems erect, much branched; branches yellow brownish, glabrous; branchlets densely spreading hirtellous. Petiole to 1 cm; leaf blade ovate to broadly ovate, 1-3 × 0.7-2.5 cm, papery, adaxially densely hirtellous, abaxially densely gray tomentulose or hirtellous, glandular, sometimes glabrescent, base truncate to broadly cuneate-attenuate, margin crenulate-serrulate above base, apex acute to obtuse. Panicles narrow, terminal or axillary, 7-15 cm, densely gray hirtellous; cymes sessile or short pedunculate, 3-5-flowered; floral leaves subcircular, 4-15 mm wide, gradually reduced, upper floral leaves bractlike; bracteoles linear, ca. 1 mm. Calyx campanulate, ca. 3 mm, densely hirtellous, subequally 5-toothed to slightly 2-lipped; teeth triangular, ca. 1/2 as long as calyx, apex acute; fruiting calyx tubular-campanulate, ca. 4 mm, conspicuously veined. Corolla whitish purplish or bluish purple, to 5 mm, densely pilose, tube ca. 2.5 mm; upper lip ca. 1.5 mm, lower lip ca. 2.5 mm. Stamens included. Style slightly exserted. Nutlets unknown. Fl. Jun-Oct.

* Sunny slopes; 800-1300 m. Sichuan, Yunnan.


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