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囊花香茶菜Rabdosia gibbosa C. Y. Wu et H. W. Li

囊花香茶菜Rabdosia gibbosa C. Y. Wu et H. W. Li

科名:唇形科 Labiatae

属名:香茶菜属 Rabdosia

《中国植物志》第66卷530页
  88.囊花香茶菜 图版112:1-7
  Rabdosia gibbosa C. Y. Wu et H. W. Li in Addenda 591
  多年生草本;根茎多少木质,向下密生侧根和须根。茎上升直立,高约40厘米,基部多少偃地,在节上长出不定根,皮层常剥落,上部钝四棱形,具四深槽,密被灰白色短柔毛,多分枝,分枝极伸长。茎叶对生,狭披针形或长椭圆形,向上渐变小而全缘,中部者长3-7厘米,宽0.8-2.2厘米,先端渐尖,基部狭楔形,边缘在基部以上具圆齿状锯齿,坚纸质,上面榄绿色,沿脉上密被微柔毛,余部散布小硬毛,下面淡绿色,沿脉网上疏被小硬毛,余部密布浅黄色小腺点;叶柄长0.5-1.5厘米,密被微柔毛。聚伞花序生于茎、枝中部以上渐变小的叶腋内,长0.8-2厘米,明显两歧状,每歧上具1-2(4)花,花梗长1-3毫米,与序轴均密被短柔毛;苞片及小苞片线状披针形至线形、长1-2毫米,全缘,具小缘毛。花萼花时钟形,长约2.5毫米,口部宽达2.5毫米,外面沿脉及边缘被短柔毛,余部具腺点,内面无毛,10脉,明显3/2式二唇形,上唇3齿,中齿稍小,齿卵三角形,锐尖,下唇2齿,齿长三角形,稍靠合,果时花萼增大,宽钟形,略弯曲,长达4.5毫米,脉网凸起。花冠?色,长达8毫米,外疏被短柔毛及腺点,内面无毛,冠筒近基部上方具极明显的囊状突起,此处径达2毫米,其上突然下倾,至喉部略收缩,径约1.2毫米,冠檐二唇形,上唇长3.5毫米,外反,具4圆裂,下唇圆状卵圆形,长4毫米,微内凹,全缘。雄蕊4,内藏。花柱丝状,先端相等2浅裂。花盘环状。成熟小坚果近圆球形,褐色,无毛。
  产四川西部。模式标本产四川西部(产地不详)。
形态特征:多年生草本;根茎多少木质,向下密生侧根和须根。茎上升直立,高约40厘米,基部多少偃地,在节上长出不定根,皮层常剥落,上部钝四棱形,具四深槽,密被灰白色短柔毛,多分枝,分枝极伸长。茎叶对生,狭披针形或长椭圆形,向上渐变小而全缘,中部者长3—7厘米,宽0.8—2.2厘米,先端渐尖,基部狭楔形,边缘在基部以上具圆齿状锯齿,坚纸质,上面榄绿色,沿脉上密被微柔毛,余部散布小硬毛,下面淡绿色,沿脉网上疏被小硬毛,余部密布浅黄色小腺点;叶柄长0.5—1.5厘米,密被微柔毛。聚伞花序生于茎、枝中部以上渐变小的叶腋内,长0.8—2厘米,明显两歧状,每歧上具1—2(4)花,花梗长1—3毫米,与序轴均密被短柔毛:苞片及小苞片线状披针形至线形,长1—2毫米,全缘,具小缘毛。花萼花时钟形,长约2.5毫米,口部宽达2.5毫米,外面沿脉及边缘被短柔毛,余部具腺点,内面无毛,10脉,明显3/2式二唇形,上唇3齿,中齿稍小,齿卵三角形,锐尖,下唇2齿,齿长三角形,稍靠合,果时花萼增大,宽钟形,略弯曲,长达4.5毫米,脉网凸起。花冠?色,长达8毫米,外疏被短柔毛及腺点,内面无毛,冠筒近基部上方具极明显的囊状突起,此处径达2毫米,其上突然下倾,至喉部略收缩,径约1.2毫米,冠檐二唇形,上唇长3.5毫米,外反,具4圆裂,下唇圆状卵圆形,花4毫米,微内凹,全缘。雄蕊4,内藏。花柱丝状,先端相等2浅裂。花盘环状。成熟小坚果近圆球形,褐色,无毛。
产地分布:产四川西部。模式标本产四川西部(产地不详)。
参考文献:RabdosiagibbosaC.Y.WuetH.W.LiinAddenda591

《Flora of China》 Vol. 17 (1994)
Isodon gibbosus  (C. Y. Wu & H. W. Li) H. Hara
囊花香茶菜   nang hua xiang cha cai
Rabdosia gibbosus C. Y. Wu & H. W. Li, Fl. Reipubl. Popularis Sin. 66: 592. 1977.
Herbs perennial. Stems erect-ascending, ca. 40 cm, densely gray puberulent. Petiole 0.5-1.5 cm; leaf blade narrowly lanceolate to oblong, gradually smaller and margin entire upward, 3-7 × 0.8-2.2 cm, papery, adaxially sparsely minutely hispid, densely pubescent on veins, abaxially scattered yellowish glandular, sparsely minutely hispid on veins, base narrowly cuneate, margin crenate-serrate, apex acuminate, lateral veins ca. 4-paired. Cymes axillary, 0.8-2 cm, dichotomous, each branch 1- or 2(-4)-flowered; peduncle 1-3 mm, densely puberulent. Pedicel 1-3 mm, densely puberulent. Calyx campanulate, ca. 2.5 × to 2.5 mm, veins and margins puberulent, conspicuously 2-lipped; upper teeth ovate, apex acute; lower teeth narrowly triangular; fruiting calyx broadly campanulate, slightly curved, dilated to 4.5 mm. Corolla to 8 mm, sparsely puberulent, glandular, tube conspicuously pouched on upper side near base, ca. 2 mm in diam., abruptly recurved above base, slightly constricted, throat ca. 1.2 mm wide, upper lip ca. 3.5 mm, lower lip ca. 4 mm. Stamens included. Style included. Nutlets brown, subglobose, ca. 1.5 mm in diam., glabrous.
* Hills. Guizhou, Sichuan.

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