栏目

圆齿荆芥Nepeta wilsonii Duthie

圆齿荆芥Nepeta wilsonii Duthie

别名:煞杜那波;

科名:唇形科 Labiatae

属名:荆芥属 Nepeta

《中国植物志》第65(2)卷293页
  21.圆齿荆芥 图版56:10
  Nepeta wilsonii Duthie in Gard. Chron. ser. 3, 40: 334, f. 134. 1906, et in Fedde, Repert. Sp. Nov. 4: 4. 1908; Dunn in Journ. Linn. Soc. Bot. 39: 470. 1911; Diels in Notes Bot. Gard. Edinburgh 12: 145, 314. 1912; 8: 378. 1913; Kudo in Mem. Fac. Sci. Agr. Taihoku Univ. 2: 232. 1929——Dracocephalum wilsonii (Duthie) Dunn in Notes Bot. Gard. Edinburgh 8: 166. 1913, 6: 168, 171. 1915; Hand. -Mazz. in Act. Hort. Gothob. 9: 80. 1934, Symb. Sin.: 918. 1936, et in Act. Hort. Gothob. 1: 344. 1939; Sealy in 164: sub t. 9646. 1943, in nota Dracocephalum sibiricum auct. non Linn. : Dunn in Notes Bot. Gard. Edinburgh 6: 171. 1915, quoad Wilson Veitch Exp. 4363, p. p.
  多年生草本;根木质,暗褐色,长长下伸,撕裂状,侧生纤维状须根,向上过渡成根茎。茎高35-70厘米,不分枝,直立,四棱形,疏被倒向的短柔毛。叶长圆状卵形或椭圆状卵形,长4-7.4厘米,宽1.9-3厘米,先端钝,基部浅心形或近截形,边缘为密圆齿状,先端一圆齿较大,坚纸质,上面橄榄绿色,有时变黑,密被极短柔毛,下面略淡,疏被短柔毛及淡黄色腺点,侧脉6-8,斜上升,与中肋在上面凹陷,下面隆起,网脉在上面凹陷下面稍隆起;茎中部以下的叶几无柄或具极短的柄(长1.5-4毫米),上部的叶无柄。轮伞花序生于茎顶2-6节上,下部的远离,上部的2-3节常连接成穗状;苞叶叶状,比轮伞花序长或近等长,向上渐变小而全缘,苞片披针形至线形,长为萼长1/2 或较其稍短,被长睫毛。花萼长9-11毫米,外疏被柔毛及长睫毛,并有混生的腺微柔毛及黄色小腺点,喉部极斜,上唇长3毫米,3浅裂,齿三角形,下唇长2.5毫米,2深裂,凹缺长达5毫米,齿披针形,先端锐渐尖。花冠紫色或蓝色,有时白色,长18-25毫米,外疏被短柔毛或几无毛,冠筒微弯,其狭窄部分伸出萼外稍短于萼,向上骤然扩展成长达10毫米宽约8毫米的喉,冠檐二唇形,上唇深裂至中部以下成2钝裂片,下唇中裂片倒心形,先端中部微凹,边缘波状,基部上面具白色髯毛,侧裂片近半圆形。雄蕊略短于上唇或与之等长。花柱伸出花冠上唇之外。小坚果扁长圆形,长2.8毫米,宽1.5毫米,腹面具棱,黑褐色,光滑。花期7-9月,果期9-11月。
  产四川西部,云南西北部;生于山地草坡上,海拔2580-4060米。模式标本采自四川松潘。
形态特征:多年生草本;根木质,暗褐色,长长下伸,撕裂状,侧生纤维状须根,向上过渡成根茎。茎高35—70厘米,不分枝,直立,四棱形,疏被倒向的短柔毛。叶长圆状卵形或椭圆状卵形,长4—7.4厘米,宽1.9—3厘米,先端钝,基部浅心形或近截形,边缘为密圆齿状,先端一圆齿较大,坚纸质,上面橄榄绿色,有时变黑,密被极短柔毛,下面略淡,疏被短柔毛及淡黄色腺点,侧脉6—8,斜上升,与中肋在上面凹陷,下面隆起,网生的腺微柔毛及黄色小腺点,喉部极斜,上唇长3毫米,3浅裂,齿三角形,下唇长2.5毫米,2深裂,凹缺长达5毫米,齿披针形,先端锐渐尖。花冠紫色或蓝色,有时白色,长18—25毫米,外疏被短柔毛或几无毛,冠筒微弯,其狭窄部分伸出萼外稍短于萼,向上骤然扩展成长达10毫米宽约8毫米的喉,冠檐二唇形,上唇深裂至中部以下成2钝裂片,下唇中裂片倒心形,先端中部微凹,边缘波状,基部上面具白色髯毛,侧裂片近半圆形。雄蕊略短于上唇或与之等长。花柱伸出花冠上唇之外。小坚果扁长圆形,长2.8毫米,宽1.5毫米,腹面具棱,黑褐色,光滑。花期7—9月,果期9—11月。
产地分布:产四川西部,云南西北部;生于山地草坡上,海拔2580—4060米。模式标本采自四川松潘。
参考文献:NepetawilsoniiDuthieinGard.Ghron.ser.3,40:334,f.134.1906,etinFedde,Repert.Sp.Nov.4:4.1908;DunninJourn.Linn.Soc.Bot.39:470.1911;DielsinNotesBot.Gard.Edinburgh12:145,314,1912;8:378.1913;KudoinMem.Fac.Sci.Agr.TaihokuUniv.2:232.1929——Dracocephalumwilsonii(Duthie)DunninNotesBot.Gard.Edinburgh8:166.1913,6:168,171.1915;Hand.-Mazz.inAct.Hort,Gothob.9:80.1934,Symb.Sin.7:918.1936,etinAct.Hort.Gothob.13:344.1939;Sealyin164:subt9646.1943,innota——Dracocephalumsibiricumauct.nonLinn.:DunninNotesBot.GardEdinburgh6:171.1915,quoadWilsonVeitchExp.4363,p.P.

《Flora of China》 Vol. 17 (1994)
Nepeta wilsonii  Duthie
圆齿荆芥   yuan chi jing jie
Dracocephalum wilsonii (Duthie) Dunn.
Herbs perennial. Stems 35-70 cm, erect, sparsely retrorse pubescent. Petiole 0-4 mm; leaf blade oblong-ovate to elliptic-ovate, 4-7.4 × 1.9-3 cm, papery, adaxially olive green, sometimes blackish, densely puberulent, abaxially greenish, sparsely pubescent, yellowish glandular, base shallowly cordate or subtruncate, margin crenate, apex obtuse. Verticillasters on 2-6 apical nodes; bracts lanceolate to linear, ca. 1/2 as long as calyx or slightly shorter, long ciliate. Calyx 0.9-1.1 cm, sparsely villous, with a mixture of long ciliate and glandular puberulent hairs, throat very oblique; upper lip ca. 3 mm, teeth triangular; lower lip ca. 2.5 mm, teeth lanceolate, apex acuminate. Corolla purple or blue, sometimes white, 1.8-2.5 cm, sparsely pubescent or subglabrous; tube slightly incurved, exserted portion of narrowest part slightly shorter than calyx, abruptly dilated into throat, to 10 × 8 mm; lobes of upper lip to more than 1/2 as long as lip; middle lobe of lower lip obcordate, base white barbate, margin undulate, apex emarginate. Style exserted. Nutlets black-brown, oblong, flattened, ca. 2.8 × 1.5 mm, adaxially ribbed, smooth. Fl. Jul-Sep, fr. Sep-Nov.
* Grassy slopes; 2600-4100 m. Sichuan, Yunnan.

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