Torreya grandis

Torreya grandis

(records of yam planting in Tianmu, Zhejiang)

[synonym] Torreya grandis.

[source] it is the seed of Taxus mairei.

[plant morphology] Taxus mairei, also known as Taxus mairei.

Evergreen trees, 10-25m high. The bark is reddish brown. The leaves are spirally inserted, arranged in two rows, coin shaped, falcate curved, 2-4 cm long and 3-4.5 mm wide. The apex is acuminate or acute, the leaf margin is usually not reversed, the green sideband is wider, the midvein is raised above, and there are two yellow green stomatal bands below. Flowers unisexual, dioecious, on the axils of two year old branches; male flowers round, with scaly bracts, stamens 4-8, anthers 3-8-locular; female flowers solitary on short branches, base surrounded by relative scales. Seeds broadly ovate, slightly oblate, apex with 2 ridges, born in red fleshy cup-shaped aril, hilum elliptic. The flowering period is from April to May. The fruiting period is November.

They live in the mountains. It is distributed in Zhejiang, Fujian, Taiwan, Jiangxi, Anhui, Shaanxi, Sichuan, Yunnan, Guizhou, Guangxi, Guangdong, etc.

[chemical constituents] the leaves contain double flavonoids and the bark contains tannic acid.

[function and indications] Zhejiang Tianmu yam plant records: "treat food accumulation, drive Ascaris. "

[usage and dosage] oral administration: fried soup, 5-6 yuan.