inkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; float: none; font-weight: normal; color: rgb(51,51,51); font-style: normal; text-align: justify; orphans: 2; widows: 2; display: inline !important; letter-spacing: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">石楠使用部位石楠叶，石楠别名风药、栾茶等。石楠是蔷薇科植物石楠PhotiniaserrulataLindl.的干燥叶。石楠生于海拔1000～2500米的杂木林中。分布于陕西、甘肃、江苏、安徽、浙江、江西、福建、台湾、河南、湖北、湖南、广东、广西、四川、贵州、云南等地。全年均可采，但以夏、秋两季采收者为佳，采后晒干即可。
portant; letter-spacing: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">石楠是常绿灌木或小乔木，高4～6米，有时可达12米。小枝褐灰色，无毛。叶互生；叶柄粗壮，长2～4厘米，老时无毛；叶片革质，长椭圆形、长倒卵形或倒卵状椭圆形，长9～22厘米，宽3～6.5厘米，先端尾尖，基部圆形或宽楔形，边缘有疏生具腺细锯齿，近基部全缘，上面光亮，幼时中脉有绒毛，成熟后两面皆无毛。叶片形变异较大，幼苗期锯齿有针刺。
portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">石楠花两性；portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">复伞房花序顶生，总花梗和花梗无毛；portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">花梗长3～5毫米；portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">花密生，直径6～8毫米；portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">萼筒杯状，长约1毫米；portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">萼片5，阔三角形，长约1毫米，先端急尖；portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">花瓣5，白色，近圆形，直径3～4毫米：portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">雄蕊20，外轮较花瓣长，内轮较花瓣短，花药带紫色；portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">花柱2，有时为3，基部合生，柱头头状，子房先端有柔毛。portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">梨果球形，直径5～6毫米，红色，鲜艳著目，后成褐紫色。portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">种子1颗，卵形，长2毫米，棕色，平滑。portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">花期4～5月，果期10月。
portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">石楠叶呈长椭圆形或倒卵状椭圆形，长8～15厘米，宽2～6厘米；portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">先端尖或突尖，基部近圆形或楔形，边缘具细密的锯齿，齿端棕色，但在幼时及萌芽枝上的叶缘具芒状锯齿；portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">上面棕色或棕绿色，无毛，羽状脉，中脉凹入。portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">下面中脉明显突出。portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">叶片革质而脆。portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">气微，微涩。portant; word-wrap: break-word !important; font-size: 24px; max-width: ; font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", 黑体, Arial, sans-serif; white-space: normal; text-transform: none; word-spacing: 0px; font-weight: normal; color: rgb(53,53,53); padding-bottom: 0px; font-style: normal; padding-top: 0px; padding-left: 0px; margin: 0px; orphans: 2; widows: 2; letter-spacing: 0px; padding-right: 0px; background-color: rgb(255,255,255); text-indent: 0px; font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px">主要含鞣质、樱花苷、山梨醇、正烷烃、苯甲醛、氢氰酸等成分。
