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黄花丹参Salvia flava

时间:2013-09-25 13:22来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):黄花丹参 学名( Scientific Name ): Salvia flava Forrest ex Diels 英文名( English Common Name ): 别名( Chinese Common Name ): 黄花鼠尾草 异名( Synonym ): Salvia chingii C. Y. Wu ex Sun 科属( Family Genu
中文名(Chinese Name):黄花丹参
学名(Scientific Name):Salvia flava Forrest ex Diels
英文名(English Common Name):
别名(Chinese Common Name):黄花鼠尾草
异名(Synonym):Salvia chingii C. Y. Wu ex Sun
科属(Family & Genus):唇形科(Labiatae)鼠尾草属
形态特征(Description):多年生草本3根茎粗短,其上覆有褐色鳞片及残存叶鞘,向下直伸粗大扭曲状条状根。茎直立,高20-50厘米,钝四棱形,具四浅槽,被疏柔毛或变无毛,通常不分枝。叶片卵圆形或三角状卵圆形,长2-7厘米,宽3.5-5厘米,先端锐尖或近钝形,基部戟形或稀心形,边缘具圆齿或重圆齿,纸质,上面密被或疏被平伏的疏柔毛,下面沿脉被短柔毛,余部密布紫褐色腺点;叶柄长可达14厘米,短的近于无柄,毛被与茎相同。轮伞花序通常4花,4-8个稍疏离组成顶生总状花序,或总状花序基部少分枝而组成总状圆锥花序;苞片卵圆形,比花萼长或短,先端渐尖,基部近圆形,两面均被短柔毛,下面密布紫褐色腺点;花梗长约3毫米,与花序轴密被长柔毛及具腺柔毛。花萼钟形,开花时长约1厘米,外被具腺或无腺的疏柔毛,散布明显紫褐色腺点,内面满布微硬伏毛,二唇形,裂至花萼长1/3,上唇三角状卵圆形,长约3毫米,宽6毫米,先端有3个极短的小尖头,下唇比上唇稍长,长约5毫米,宽6毫米,半裂成2齿,齿三角形,先端锐尖。花冠黄色,长2.3-3厘米,外面近无毛,内面近冠筒基部2-2.5毫米有斜向不完全的疏柔毛毛环,冠筒下部圆筒状,向上弯,在喉部增大,冠檐二唇形,上唇多少盔状,长7-10毫米,先端微凹,下唇3裂,中裂片最大,近倒卵圆形或近扇形,宽约8毫米,侧裂片略作半圆形。能育雄蕊2,伸至上唇,花丝长约7毫米,药隔长约9毫米,中部着生处被小疏柔毛,上臂长约5毫米,下臂长约4毫米,横生药室,药室顶端联合。退化雄蕊短小,长约1.5毫米。花柱稍伸出,先端不相等2浅裂,后裂片不明显。花盘前方稍膨大。成熟小坚果未见。花期7月。
分布(Distribution):产云南、四川;生于海拔2500-4000米林下及山坡草地。
用途(Use):
引自植物志英文版:FOC Vol. 17 Page 209
Salvia flava Forrest ex Diels, Notes Roy. Bot. Gard. Edinburgh. 5: 235. 1912.
黄花鼠尾草 huang hua shu wei cao| Lamiaceae  | Salvia
Plants perennial. Stems erect, 20-50 cm, pilose or glabrescent. Petiole 0-14 cm; leaf blade ovate to triangular-ovate, 2-7 × 3.5-5 cm, adaxially appressed pilose, abaxially pubescent along veins, purple-brown glandular, base hastate or rarely cordate, margin crenate or double crenate, apex acute to subobtuse. Inflorescences densely villous, glandular pubescent; verticillasters 4-flowered, 4-8 ± remote in terminal racemes or panicles; bracts ovate, shorter to longer than calyx. Pedicel ca. 3 mm. Calyx campanulate, ca. 1-1.5 cm in flower, glandular pilose or pilose, sparsely purple-brown glandular, 2-lipped to ca. 1/3 its length; upper lip triangular-ovate, ca. 3 × 6 mm, apex 3-mucronate; lower lip slightly longer than upper, ca. 5 × 6 mm; teeth triangular, apex acute. Corolla yellow or brown or purple spotted on middle lobe, 2.3-3 cm; tube obliquely pilose annulate inside, cylindric toward base, curved upward, dilated at throat; upper lip ± falcate/galeate, 7-10 mm; middle lobe of lower lip subobovate to subflabellate, ca. 0.8-1.8 cm wide; lateral lobes nearly semicircular; filaments ca. 7 mm; connectives ca. 9 mm, upper arms ca. 5 mm, lower arms ca. 4 mm. Style slightly exserted. Nutlets unknown. Fl. Jul.
* Forests, forest margins, hillsides, grasslands; 2400-4000 m. Sichuan, Yunnan
Closely related to Salvia bulleyana and often regarded as a synonym of it.




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