(Tianmu Zhi Zhi, Zhejiang)
[source] it is the rhizome of Dryopteris nigrescens.
[plant morphology] Dryopteris nigricans, also known as Dryopteris nigricans and Parthenocissus microphylla.
Perennial herbs, 60-100 cm high. The rhizome is inclined. Leaves clustered, petiole 30-40 cm long, base densely covered with scales, scales linear lanceolate, dark brown to reddish brown; leaves oblong lanceolate or ovate oblong, 30-60 cm long, 18-25 cm wide, rachis sparsely covered with vesicular scales (sometimes falling off), 2 pinnate compound leaves; pinnae 10-13 pairs, oblong to linear lanceolate, falcate curved, 10-15 cm long, Pinnules oblong, 1-3 cm long, 5-10 mm wide, apex obtuse, base auriculate, margin serrate. The sporangia are arranged in a row on both sides of the rachis; the sporangia are round, reniform and retrovolved. The spore stage is from May to October.
It grows in the cracks of hillside, stream, forest and stone wall. It is distributed in Jiangsu, Anhui, Zhejiang, Jiangxi, Hubei, Sichuan, Guizhou, Yunnan, Guangdong, etc.
[function indications] records of Zhejiang Tianmu yam planting: "it is used to treat poisonous sores and ulcers. If you don't close your mouth for a long time, remove the scales from the roots and add sugar to the affected area. "
Chinese PinYin : Hei Se Lin Mao Jue Gen
Release Time:2022-01-27 02:03:45
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