Acer truncatum

Acer truncatum

(drug records of Nanning City)

[synonym] Brucea javanica (Guangxi Traditional Chinese medicine annals), semen faeces (Chinese herbal medicine manual).

[source] it is the fruit of Acer truncatum.

[plant morphology] Acer truncatum, also known as Phoebe, Phoebe, Campanula and Jojoba.

Evergreen shrubs or small trees, up to 6 meters high. Leaf simple, subwhorled; leathery, oblong elliptic or oblong obovate, 10-15 cm long, 4-7 cm wide, base obtuse or rounded, apex obtuse or subacute. Margins dorsiflexed; petioles varying in length, up to 6 cm long, usually shorter to upper petiole. Flowers are unisexual, bee male, allotype, without petals; racemes are axillary, but their leaves fall off before flowering, so the inflorescence in full bloom is common under the foliage; male sepals are triangular, about 2 mm long, apex obtuse, stamens 9-10, anthers ovate, filaments very short; female sepals are triangular, about 1.5 mm long, apex short, ovary ovate, incomplete 2-locular, each with ovules 2, Style very short, erect. Drupe ovate, protuberant, base with calyx persistent, 1-seeded. The flowering period is from April to July. The fruit period is from June to August.

It grows in plain and hilly areas under sparse forests and shrubs. It is distributed in Jiangxi, Guangdong and Guangxi.

The branches and leaves (branches and leaves of Acer truncatum) and roots (roots of Acer truncatum) of this plant are also used for medicine. Please refer to the special section for details.

[collection] after autumn, the fruits are harvested when they are blue black and dried in the sun.

[medicinal material] the dried fruit is ovoid to ovoid, 7-10 mm long and 5-6 mm in diameter. It is bluish black, sometimes with light gray powder on the surface, rough and granular, with irregular wrinkles. There are often two very short-term punctate stigma remnants on the top, round punctate concave fruit stalk marks on the base, and sometimes Brown persistent calyx and fruit stalk. Pericarp thin, not hard. Seed 1, brown, not full. The Qi is weak and the taste is slightly bitter.

[functions and indications] Journal of drugs of Nanning city; treating chronic dysentery. "

[usage and dosage] oral administration: decoction, 1-1.5 yuan.

[taboo] "pregnant women should not take medicine. "(this product is poisonous)

Chinese PinYin : Niu Er Feng Zi