黄栎，中药名。为壳斗科植物黄毛青冈Cyclobalanopsisdelavayi(Franch.)Schott.的树皮。分布于广西、四川、贵州、云南等地。具有平喘之功效。用于哮喘。
Huang-li, name of Chinese Medicinal Material. the bark of Cyclobalanopsis delavayi (Franch.) Schott, a plant of the Fagaceae family, is distributed in Guangxi, Sichuan, Guizhou, Yunnan, and other regions. It has the function of relieving asthma and is used for treating asthma.

功效作用 功能
The efficacy and functions.

平喘。主治
Asthma. Treats.

用于哮喘。用法用量
For asthma. Dosage and administration

内服：煎汤，15-30g；研末，每次3-6g。相关论述
Internal administration: Decoction, 15-30g; Powder, 3-6g each time. Relevant discussion.

《云南中草药》：“平喘。主治哮喘。”临床应用 相关配伍
"Yunnan Traditional Chinese Medicine: 'Alleviates asthma. Used to treat bronchial asthma.' Clinical applications and related combinations."

治哮喘：黄栎树皮、水冬瓜树皮各30g。研末，用蜜调匀，再用开水冲墙土，取澄清液送服，每次6g，日服3次。（《云南中草药》）加工炮制 采收加工
Treatment for asthma: 30g of yellow oak bark and 30g of watermelon frost tree bark. Grind them into powder, mix with honey, and then use boiling water to make a decoction. Take the clear liquid and consume 6g each time, three times a day. (From "Yunnan Chinese Herbal Medicine") Processing and preparation: Harvest and process.

全年均可采，剥下树皮，晒干。植物学信息 植物种属
It can be harvested all year round, and the bark can be peeled off and dried in the sun. Botanical information: plant species.

壳斗科植物黄毛青冈。形态特征
The plant belongs to the Fagaceae family and is called the yellow-haired blue oak. Here are its morphological characteristics.

黄毛青冈又名：黄椆、黄青冈、滇黄栎、西南青冈、黄背叶青冈。常绿乔木，高15-20m。树皮深灰色，呈不规则的纵裂；小枝有黄褐色绒毛。叶互生，叶柄长1-2.5cm，密被灰黄色绒毛；叶片革质，椭圆形或卵状长椭圆形，长8-12cm，宽2.5-5cm，先端渐尖或短渐尖，基部宽楔形或近圆形，边缘中部以上有锯齿，上面无毛，下面密被灰黄色绒毛，叶面中脉凹下，侧脉10-14对；花单性，雌雄同株；雄花序长4-6cm，被黄色绒毛，为葇荑花序；雌花序粗壮，腋生，长约4cm，花2-6朵，花柱分离，被黄色绒毛。壳斗浅碗形，包果约1/2，直径1-1.5cm，高5-8（-10）mm，内壁被黄色绒毛，小苞片汇合生成6-7条同心环带，环带边缘具浅齿，密被黄色绒毛；坚果椭圆形或卵形，直径0.8-1.4(-1.6)cm，高1.2-1.8cm，初被柔毛、后渐脱落，果脐突起，直径约6-8mm。花期4-5月，果期翌年9-10月。分布区域
Cyclobalanopsis glauca, also known as yellow oak, yellow-green oak, Dian yellow oak, southwestern green oak, and yellow-backed leaf green oak, is an evergreen tree that can grow to a height of 15-20 meters. The bark is dark gray and irregularly longitudinally fissured, while the small branches are covered with yellow-brown hairs. The leaves are alternate, with petioles 1-2.5cm long, densely covered with gray-yellow hairs. The leathery leaf blades are elliptic or ovate-oblong, 8-12cm long and 2.5-5cm wide, gradually tapering or shortly acuminate at the apex, and broadly cuneate or nearly rounded at the base. The upper surface is hairless, while the lower surface is densely covered with gray-yellow hairs. The midvein on the leaf surface is concave, with 10-14 pairs of lateral veins. The flowers are unisexual, with both male and female flowers on the same plant. The male inflorescence is 4-6cm long, covered with yellow hairs, and in the form of a catkin; the female inflorescence is stout, axillary, about 4cm long, with 2-6 flowers, and the styles are separated and covered with yellow hairs. The cupule is shallowly bowl-shaped, covering about half of the fruit, with a diameter of 1-1.5cm and a height of 5-8(-10)mm. The inner wall is covered with yellow hairs, and the small bracts form 6-7 concentric rings with shallow teeth on the edges, densely covered with yellow hairs. The nut is elliptic or ovoid, with a diameter of 0.8-1.4(-1.6)cm and a height of 1.2-1.8cm, initially covered with soft hairs that gradually fall off, and with a protruding hilum with a diameter of about 6-8mm. The flowering period is from April to May, and the fruiting period is from September to October of the following year. This species is distributed in... (the distribution area is not provided in the original text)

分布于广西、四川、贵州、云南等地。生长环境
Distributed in Guangxi, Sichuan, Guizhou, Yunnan and other regions. Growing environment.

生于海拔700-3000m的常绿阔叶林或松栎混交林中，在沟谷地带生长最好。
It grows best in evergreen broad-leaved forests or mixed forests of pine and oak at an altitude of 700-3000 meters, especially in the valleys.