Vasilis Teodoridis:
Scrophulariaceae | Veronicastrum
4. Veronicastrum stenostachyum (Hemsley) T. Yamazaki; J. Fac. Sci. Univ. Tokyo; Sect. 3; Bot. 7: 128. 1957.
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Rhizomes short; horizontal. Stems erect or arching; glabrous or hairy. Leaves alternate; petiole short; leaf blade ovate to lanceolate; 7-20 cm; membranous to papery; apex narrowly acuminate. Inflorescences axillary; sometimes terminal on main stems; 1.5-8 cm; bracts shorter or equal in length to corolla; sparsely ciliate; rarely glabrous. Calyx shorter or equal in length to corolla; sparsely ciliate; rarely glabrous. Corolla white; pale red; purple; or purple-red; 5-6 mm; straight; limb actinomorphic; lobes subdeltoid; less than 1 mm. Stamens conspicuously exserted; filaments hairy. Capsule ovoid. Seeds small; seed coat reticulate. Fl. Jun-Sep.
* Scrub; forests; forest margins; below 1300 m. NW Fujian; N to NE Guizhou; W Hubei; Hunan; Jiangxi; S Shaanxi; Sichuan.