白楠木，中药名。为樟科植物刨花润楠Machilus pauhoi Kanehira的茎。具有清热解毒，润燥通便的功效。主治烫伤，大便秘结。
Bai-nan-mu, name of Chinese Medicinal Material. White Nanmu) refers to the stem of Machilus pauhoi Kanehira, a plant of the Lauraceae family. It has the effects of clearing heat, detoxifying, moisturizing dryness, and relieving constipation. It is mainly used to treat burns and scalds, as well as constipation.

功效作用 功能
The efficacy and functions.

清热解毒，润燥通便。主治
Clearing heat, detoxifying, moistening dryness, and promoting bowel movements. Used to treat...

烫伤，大便秘结。用法用量
Scalds and constipation. Dosage and administration.

外用：适量，冷开水浸泡，取液涂；或用浸液灌肠通便。化学成分
External use: Soak an appropriate amount in cold boiled water, apply the liquid; or use the soaking solution for enema to relieve constipation. Chemical composition.

种子含油0.9%，内有癸酸，月桂酸，肉豆蔻酸，十四碳烯酸，棕榈酸，十六碳烯酸，硬脂酸，油酸，亚油酸，亚麻酸，二十碳烯酸。树皮含树脂。加工炮制 采收加工
The seeds contain 0.9% oil, which includes capric acid, lauric acid, myristic acid, tetradecenoic acid, palmitic acid, hexadecenoic acid, stearic acid, oleic acid, linoleic acid, linolenic acid, and eicosenoic acid. The bark contains resin. Processing and harvesting are involved in the production.

全年均可采，用宽刨刀刨成宽约4cm的薄片，晒干备用。植物学信息 植物种属
It can be harvested all year round, and then sliced into thin pieces about 4cm wide using a broad plane, and dried for later use. Botanical information: plant species.

樟科植物刨花润楠。形态特征
The Lauraceae plant is the sawdust of the Chinese sweetgum. Morphological characteristics

乔木，高6.5-20m，直径达30cm。小枝绿带褐色，干时常黑色，无毛或新枝基部有浅棕色小柔毛；顶芽球形至近卵形，鳞片密被棕色或黄棕色小柔毛。叶常集生小枝梢端；叶柄长1.2-1.6（-2.5）cm；叶片椭圆形，或狭椭圆形，间或倒披针形，长7-15（-17）cm，宽2-4（-5）cm；先端渐尖或尾状渐尖，尖头稍钝，基部楔形，革质，下面浅绿色，嫩时除中脉、侧脉外密被灰黄色贴伏绢毛，老时仍被贴伏小绢毛。聚伞状圆锥花序生当年枝下部，约与叶近等长；花两性；花梗纤细，长8-13mm；花被裂片6，卵状披针形或狭披针形，长约6mm，先端钝；能育雄蕊9，无毛，花药4室，第3轮雄蕊花药外向瓣裂；退化雄蕊长约1.5mm；子房近无毛，近球形，花柱较子房长，柱头小，头状。果实球形，直径1-1.3cm，熟时黑色。花期4-5月，果期7月。分布区域
The tree is 6.5-20m tall with a diameter of up to 30cm. The small branches are green with brown, turning black when dry, and are either hairless or have light brown small soft hairs at the base of new branches. The terminal buds are spherical to nearly ovate, and the scales are densely covered with brown or yellow-brown small soft hairs. The leaves are often clustered at the tips of the small branches; the petiole is 1.2-1.6 (-2.5) cm long; the leaf blade is elliptic or narrowly elliptic, occasionally lanceolate, 7-15 (-17) cm long and 2-4 (-5) cm wide; the apex is gradually acute or caudate-acute, slightly obtuse at the tip, and the base is cuneate. The leaves are leathery, light green on the underside, and densely covered with appressed silky hairs except for the midrib and lateral veins when young, and still covered with appressed small silky hairs when old. The umbellate corymb inflorescence is borne on the lower part of the current year's branch, approximately equal in length to the leaves; the flowers are bisexual; the pedicels are slender, 8-13mm long; the 6 tepals are ovate-lanceolate or narrowly lanceolate, about 6mm long, with a blunt apex; the fertile stamens are 9, hairless, with 4-loculed anthers, and the anthers of the third whorl are outwardly split; the degenerate stamens are about 1.5mm long; the ovary is nearly hairless, nearly globose, with a style longer than the ovary, and a small head-like stigma. The fruit is globose, 1-1.3cm in diameter, and black when ripe. The flowering period is from April to May, and the fruiting period is in July. Distribution area.

分布于浙江、江西、福建、湖南、广东、广西等地。生长环境
Distributed in Zhejiang, Jiangxi, Fujian, Hunan, Guangdong, Guangxi and other regions. Growing environment.

生于土壤湿润肥沃的山坡灌丛或山谷疏林中。
Born in the moist and fertile slopes or sparse forests of the valley.