Botanical Name : Cyathula officinalis
Common Names; Cyathula root, Radix Cyathula, Ox Knee, Chinese: Chuan Niu Xi
Cyathula officinalis is a perennial herb, 50-100 cm tall. Stem erect, slightly quadrangular, much branched or strigose. Petiole 0.5-1.5 cm, densely strigose; leaf blade elliptic or narrowly elliptic, rarely obovate, 3-10 × 1.5-5.5 cm, abaxially densely strigose, adaxially long strigose, base cuneate or broadly cuneate, margin entire, apex acuminate. Flower clusters in terminal spikes, light green, nearly white when dried, 1-1.5 cm in diam. Bracts shiny, 4-5 mm, apex pointed or hooked. Tepals of perfect flowers lanceolate, 3-5 mm, apex acute, inner 3 slightly narrow. Filaments densely hairy at base; pseudostaminodes rectangular, 0.3-0.4 mm, dentate-lobed at apex. Ovary cylindric or obovoid, 1.3-1.8 mm; style ca. 1.5 mm. Utricles light yellow, ellipsoid or obovoid, 2-3 × 1-2 mm. Seeds shiny, ellipsoid, 1.5-2 mm, smooth. Fl. Jun-Jul, fr. Aug-Sep.
This is an alternate source material for the herb Niu Xi, for which the name means ox knee, the original material Achyranthes bidentata has nodes that are reminiscent of ox knees; comparatively, Chuan Niu Xi is thought to be better at transforming static blood, while Niu Xi is better at nourishing the liver and kidney). Chinese root used to treat pain due to “wind-dampness” to clear atrophy and spasm of the lower extremities, much like the previous species. Do not use during pregnancy
The information presented herein is intended for educational purposes only. Individual results may vary, and before using any supplements, it is always advisable to consult with your own health care provider.
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