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木里香茶菜Rabdosia muliensis (W. W. Smith) Hara

木里香茶菜Rabdosia muliensis (W. W. Smith) Hara

科名:唇形科 Labiatae

属名:香茶菜属 Rabdosia

《中国植物志》第66卷467页
  47.木里香茶菜 图版102
  Rabdosia muliensis (W. W. Smith) Hara in Journ. Jap. Bot. 47(7): 198. 1972——Plectranthus muliensis W. W. Smith in Notes Bot. Gard. Edinburgh 12: 218. 1920; Hand.-Mazz. in Act. Hort. Gothob. 13: 365. 1939, in clavi——Isodon mu liensis (W. W. Smith) Kudo in Mem. Fac. Sci. Agr. Taihoku Univ. 2: 122. 1929.
  半灌木,高1.5-3米,多分枝,老枝近圆柱形,棕褐色,皮层纵向剥落,略被灰白色微柔毛,髓部大而白色,幼枝钝四稜形,棕褐色,有细的纵向条纹,密被灰白色微柔毛。茎叶对生,具长柄,柄长1-5.5厘米,腹平背凸,密被灰白色微柔毛,叶片卵圆形至卵圆状披针形,长5-11厘米,宽2-6厘米,先端近于渐尖,基部宽楔形,骤然渐狭至叶柄,边缘除基部全缘外为圆齿状牙齿,坚纸质,上面榄绿色,略具皱纹,除中肋及侧脉上被灰白色微柔毛外余部无毛,下面淡绿色,疏被灰白短绒毛但在脉上稍密,余部散布淡黄色腺点,侧脉约5对,与中肋在上面凹陷下面明显凸出。花序假穗状,伸长,初花时长2.5-7厘米,于枝顶顶生及上部2-3对叶腋内腋生,因而整体形成圆锥花序,由聚伞花序组成,聚伞花序6-8花,除最下部1-2对稍远离外均连续排列,序轴及花梗均密被灰白色微柔毛;苞片极明显,下部者最宽大,叶状,倒卵圆形,先端长突尖,基部浅心形,长达2.5厘米,宽约2厘米,向上变小,上部者披钊形或卵圆状披针形,先端渐尖,一般长1厘米,宽4毫米,比聚伞花序长或罕有比其短。花萼初花时长2毫米,钟形,外密被小疏柔毛,内面无毛,10脉,萼齿5,卵圆状三角形,先端锐尖,与萼筒等长,有白色缘毛。花冠黄白色,具红紫晕,初花时长约5毫米,外面在冠筒上部及冠檐略被微柔毛,内面在上唇下方被微柔毛,冠筒基部上方浅囊状,略长于冠檐,冠檐二唇形,上唇四圆裂,外反,下唇平伸,卵圆形。雄蕊4,内藏,花丝扁平,下部具髯毛。花柱丝状,先端相等2浅裂。花盘环状,具齿。成熟小坚果未见。花期8-9月。
  产四川西南部;生于灌丛中,海拔2500-3000米。模式标本采自四川木里。
形态特征:半灌木,高1.5—3米,多分枝,老枝近圆柱形,棕褐色,皮层纵向剥落,略被灰白色微柔毛,髓部大而白色,幼枝钝四棱形,棕褐色,有细的纵向条纹,密被灰白色微柔毛。茎叶对生,具长柄,柄长1—5.5厘米,腹平背凸,密被灰白色微柔毛,叶片卵圆形至卵圆状披针形,长5—11厘米,宽2—6厘米,先端近于渐尖,基部宽楔形,骤然渐狭至叶柄,边缘除基部全缘外为圆齿状牙齿,坚纸质,上面榄绿色,略具皱纹,除中肋及侧脉上被灰白色微柔毛外余部无毛,下面淡绿色,疏被灰白短绒毛但在脉上稍密,余部散布淡黄色腺点,侧脉约5对,与中肋在上面凹陷下面明显凸出。花序假穗状,伸长,初花时长2.5—7厘米,于枝顶顶生及上部2—3对叶腋内腋生,因而整体形成圆锥花序,由聚伞花序组成,聚伞花序6—8花,除最下部1—2对稍远离外均连续排列,序轴及花梗均密被灰白色微柔毛;苞片极明显,下部者最宽大,叶状,倒卵圆形,先端长突尖,基部浅心形,长达2.5厘米,宽约2厘米,向上变小,上部者披针形或卵圆状披针形,先端渐尖,一般长1厘米,宽4毫米,比聚伞花序长或罕有比其短。花萼初花时长2毫米,钟形,外密被小疏柔毛,内面无毛,10脉,萼齿5,卵圆状三角形,先端锐尖,与萼筒等长,有白色缘毛。花冠黄白色,具红紫晕,初花时长约5毫米,外面在冠筒上部及冠檐略被微柔毛,内面在上唇下方被微柔毛,冠筒基部上方浅囊状,略长于冠檐,冠檐二唇形,上唇四圆裂,外反,下唇平伸,卵圆形。雄蕊4,内藏,花丝扁平,下部具髯毛。花柱丝状,先端相等2浅裂。花盘环状,具齿。成熟小坚果未见。花期8—9月。
产地分布:产四川西南部;生于灌丛中,海拔2500—3000米。模式标本采自四川木里。
参考文献:Rabdosiamuliensis(W.W.Smith)HarainJourn.Jap.Bot.47(7):198.1972——PlectranthusmuliensisW.W.SmithinNotesBot.Gard.Edinburgh12:218.1920;Hand.-Mazz.inAct.Hort.Gothob.13:365.1939,inclavi—Isodonmuliensis(W.W.Smith)KudoinMem.Fac.SciAgr.TaihokuUniv.2:122.1929.
本系概述:Ser.MuliensesC.Y.WuetH.W.LiinAddenda588花萼钟形,具近相等的齿或微呈3/2式二唇形,裂至萼长1/2或以下;花冠中等大,冠筒下曲;聚伞花序组成间断或连续长穗状圆锥花序,其上有超过聚伞花序的苞叶:灌木或半灌木。

《Flora of China》 Vol. 17 (1994)
Isodon muliensis  (W. Smith) Kud?
木里香茶菜   mu li xiang cha cai
Plectranthus muliensis W. Smith, Notes Roy. Bot. Gard. Edinburgh 12: 218. 1920; Rabdosia brachythyrsa C. Y. Wu & H. W. Li; R. chionantha C. Y. Wu; R. muliensis (W. Smith) H. Hara.
Shrubs 1.5-3 m, much branched. Branches sub-cylindric, brown, sparsely gray, pubescent; branchlets dark brown, densely gray pubescent. Petiole 1-5.5 cm; leaf blade ovate to ovate-lanceolate, 5-11 × 2-6 cm, papery, adaxially rugulose, glabrous, gray pubescent on veins, abaxially sparsely yellowish glandular, gray tomentulose especially on veins, base broadly cuneate, abruptly attenuate, margin crenate-dentate, apex ± acuminate, lateral veins 5-paired. Panicles spikelike, terminal and axillary, 2.5-7 cm, densely gray pubescent; cymes (3-)6-8(-11)-flowered; floral leaves bractlike, very conspicuous, lower ones larger, obovate, apex mucronate; upper floral leaves narrower, acuminate, ca. 1 cm. Calyx campanulate, 2-2.5 mm, densely pilose; teeth ovate-triangular, ca. 1/2 as long as calyx, white ciliate, apex acute; fruiting calyx campanulate-tubular, dilated to 4.5 mm, slightly curved. Corolla yellow-white tinged red, or white bluish, to 8 mm, sparsely pubescent, tube slightly longer than to as long as limb. Stamens included. Style included. Nutlets unknown. Fl. Aug-Sep, fr. Oct.
* Thickets on hilly slopes, thicket margins, forests, streamsides; 2300-3300 m. Sichuan (Muli Xian).

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