Purple Oil Wood Leaf, Chinese medicinal name. Also known as False Paulownia. It is distributed in Southwest China, Guangxi, Tibet, and other regions. The tender tips of the leaves are harvested in spring and can be used fresh or dried. So what are its distribution and medicinal properties?
Purple Oil Wood Leaf
Purple Oil Wood Leaf
Alias: False Paulownia, Purple Leaf.
Origin: It is the tender tips of the aromatic wood plant.
Meridian Tropism: Large Intestine Meridian.
Nature and Taste: Cool, bitter, astringent.
Collection: It can be harvested all year round, used fresh or dried.
Usage and Dosage: Oral administration: decoction, 3-5 qian. External use: pounded and applied.
Appearance of Purple Oil Wood Leaf
Purple Oil Wood Leaf
Purple Oil Wood is an evergreen shrub or small tree, 2-8m tall, occasionally reaching 10-15m. The bark is gray, and the small branches have brown lenticels. The young branches are covered in grayish-yellow soft hairs. The compound leaves are odd-pinnate and alternate, with 4-9 pairs of leaflets. The leaf axis has narrow wings, with grooves on the upper surface and covered in grayish soft hairs. The leaflets have very short petioles and are leathery, elongated or inversely ovate, relatively small, measuring 1.3-3.5cm in length and 0.8-1.5cm in width. The apex is slightly notched, with spiny hard pointed tips.
The base is slightly asymmetrical, broad wedge-shaped, with entire margins, slightly curled upwards, and the midrib on both sides has very fine soft hairs, with a slight gloss on the upper surface. The axillary inflorescences are cone-shaped and emerge with the leaves. The flowers are small and purple-red, sessile, with 1 bract, ovate in shape. The male flowers have 5-8 perianth segments, elongated or elongated lanceolate, measuring 1.5-2mm in length. The stamens are 5, rarely 7, with very short filaments and elongated anthers with pointed tips. The sterile female flowers are present, with 7-10 ovate-lanceolate perianth segments, measuring 1-1.5mm in length. The ovary is spherical, with a diameter of about 0.7mm, hairless, and the style is very short, with a 3-lobed stigma that bends outward. The fruit is spherical, about 5mm long and 6mm in diameter. When ripe, it is red with a slender tip and a reticulated surface.
Distribution of Purple Oil Wood Leaf
Purple Oil Wood Leaf
1. Ecological Environment:
It grows in limestone forests or shrubs at an altitude of 580-2700m.
2. Resource Distribution:
It is distributed in Southwest China, Guangxi, Tibet, and other regions.
Functions and Indications of Purple Oil Wood Leaf
It clears heat, eliminates dampness, and relieves stagnation. It is used for diarrhea, dysentery, indigestion, eczema, and measles.
