紫花金盏苣苔 zi hua jin zhan ju tai

Petiole to 8 cm, densely brown villous to woolly; leaf blade oblong to narrowly lanceolate or ovate, 2-14 X 0.9-3.7 cm, adaxially pale brown villous and puberulent to glabrescent, abaxially rust-brown villous, base narrowly cuneate to truncate, margin sinuous to irregularly serrate, dentate, sparsely denticulate, or subentire, apex acute to obtuse; lateral veins 6-10 on each side of midrib, distinct or indistinct. Peduncle 5-22 cm, brown villous or glandular puberulent and villous; bracts 4-12 mm, brown villous to pubescent, margin entire. Pedicel 1-2.2 cm. Calyx segments lanceolate, 2-5 mm, margin entire. Corolla pale purple to purple, 0.8-2 cm, outside glandular pubescent, sometimes only near base; tube narrowly urceolate, 6-11 X ca. 3 mm; adaxial lip lobes oblong, 1-4 X 1.5-2.5 mm; abaxial lip lobes suborbicular, 1.7-4 X 1-2.5 mm. Stamens 4-10 mm; filaments glabrous, rarely pubescent; anthers coherent in pairs, thecae not confluent; staminode ca. 1 mm. Pistil 5-10 mm, glabrous; ovary 3-8 mm. Capsule 1.6-3.5 cm. Fl. Jul-Sep, fr. Sep.

* Shady, damp rocks in forests; 1100-2800 m. NW Sichuan.

Lower Taxa

• Isometrum lancifolium var. lancifolium
• Isometrum lancifolium var. mucronatum K. Y. Pan
• Isometrum lancifolium var. tsingchengshanicum W. T. Wang & K. Y. Pan