Sequoia bark
(records of Sichuan Traditional Chinese Medicine)
[source] it is the trunk endothelium of redwood.
[plant morphology] Sequoia
Deciduous large trees, up to 30 meters high, 1.3 meters in diameter. Bark gray to grayish brown, branches open; branchlets pendulous, orange brown to purple brown, glabrous. It is linear, flat, 1.5-3cm long, apex pointed, grayish green, with ridges on both sides and 1-2 stomatal bands on the side of the ridge. Flowers monoecious, inflorescence at the top of branchlets; male inflorescence rectangular round, sessile, yellow, with many short stalked anthers arranged in spiral; female inflorescence subglobose, with a few to many scales with 2 ovules, on larger bracts. Cones oblong, 3-4.5 cm long, bluish purple to grayish brown, scales nearly round, slightly curved inward, entire, bracts elongated, apex long acuminate, erect, purple. Seeds 3 mm long, winged, 6 mm wide. The flowering period is May.
It is distributed in Sichuan, Yunnan, Gansu, Shaanxi and other places.
[nature and taste] records of Sichuan Traditional Chinese medicine: "warm in nature, pungent in taste, non-toxic. "
[functions and indications] Sichuan Traditional Chinese medicine records: "treat dysentery, prolapse, qi stagnation and abdominal distension. "
[usage and dosage] oral: decoction, 3-5 yuan.
Chinese PinYin : Hong Shan Pi
Sequoia bark
Leaves of Polygonum cuspidatum. Hu Zhang Ye