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紫苞香青Anaphalis porphyrolepis Ling et Y. L. Chen

紫苞香青Anaphalis porphyrolepis Ling et Y. L. Chen

别名:锐叶香青;

科名:菊科 Compositae

属名:香青属 Anaphalis

《中国植物志》第75卷189页
  32. 紫苞香青 图版28: 1-11
  Anaphalis porphyrolepis Ling et Y. L. Chen, 植物分类学报, 11: 107. 1966.
  根状茎横走或斜升,上部被褐色鳞片状枯叶,有细根。茎少数(3-4个)丛生,直立,高23-30厘米,稍细,不分枝,被白色或灰白色密棉毛,上部有较密的叶。下部叶鳞片状,长圆形,在花期枯萎;中部以上叶向茎端渐大,多少开展,长圆状披针形,长2.5-5厘米,宽0.3-0.6厘米,顶端急尖,有小尖头,基部稍狭,几不下延,边缘平;顶部叶等大或稍小,密集于花序外围且排列成放射状;全部叶两面被浅黄白色密棉毛,有离基三出脉,中脉在两面稍凸起。头状花序3-5个密集于茎端成径1.5-2厘米的伞房状,常无花序梗。总苞钟状,长5-6毫米,宽约5毫米;总苞片4-5层,紫红色,仅顶端或边缘稍白色;外层卵状椭圆形,长达5毫米,宽约2毫米,顶端钝或撕裂;内层长圆形,长5.5毫米,爪部黄绿色,最内层线状长圆形,长4毫米,有长达全长四分之三的爪部,顶端撕裂。雌株头状花序外围有多层雌花,中央有3-6个雄花。花冠长3.2毫米,上部紫红色。冠毛较花冠稍长。子房长约0.5毫米,近无毛。瘦果未见到。花期8月。
  产西藏东部(波密、易贡)。生于高山草地,海拔4000米。
  此种的上部叶渐大并密集于花序周围成放射状,略似火绒草属。在本属中仅与锐叶香青 A. oxyphylla Ling et Shih 稍近似;它与后者明显区别在全株被白色或灰白色密棉毛,头状花序较少,总苞紫红色而顶端稍尖。雄株未见到。俗名“香花草”。在西藏供药用,全草治风湿麻木。
形态特征:根状茎横走或斜升,上部被褐色鳞片状枯叶,有细根。茎少数(3—4个)丛生,直立,高23—30厘米,稍细,不分枝,被白色或灰白色密棉毛,上部有较密的叶。下部叶鳞片状,长圆形,在花期枯萎;中部以上叶向茎端渐大,多少开展,长圆状披针形,长2.5—5厘米,宽o.3一o.6厘米,顶端急尖,有小尖头,基部稍狭,几不下延,边缘平;顶部叶等大或稍小,密集于花序外围且排列成放射状;全部叶两面被浅黄白色密棉毛,有离基三出脉,中脉在两面稍凸起。头状花序3—5个密集于茎端成径1.5-2厘米的伞房状,常无花序梗。总苞钟状,长5—6毫米,宽约5毫米;总苞片4—5层,紫红色,仅顶端或边缘稍白色,外层卵状椭圆形,长达5毫米,宽约2毫米,顶端钝或撕裂;内层长圆形,长5.5毫米,爪部黄绿色,最内层线状长圆形,长4毫米,有长达全长四分之三的爪部,顶端撕裂。雌株头状花序外围有多层雌花,中央有3—6个雄花。花冠长3.2毫米,上部紫红色。冠毛较花冠稍长。子房长约0.5毫米,近无毛。瘦果未见到。花期8月。
产地分布:产西藏东部(波密、易贡)。生于高山草地,海拔4000米。
本种提示:此种的上部叶渐大并密集于花序周围成放射状,略似火绒草属。在本属中仅与锐叶香青A.OxyphyllaLingetShih稍近似:它与后者明显区别在全株被白色或灰白色密棉毛,头状花序较少,总苞紫红色而顶端稍尖。雄株未见到。俗名“香花草”。在西藏供药用,全草治风湿麻木。
参考文献:Anaphalis porphyrolepis Ling et Y. L. Chen,植物分类学报,11:107. L966.

《Flora of China》 Vol. 20-21 (2011)
Anaphalis porphyrolepis  Y. Ling & Y. L. Chen Acta Phytotax. Sin. 11: 107. 1966.
紫苞香青   zi bao xiang qing
Rhizome repent or ascending, brown squamate; withered leaves growing in upper part, with slender root. Stems few (3 or 4), caespitose, erect, 23-30 cm, slightly slender, simple, white pallid tomentose, densely leafy in upper parts. Lower leaves squamate, oblong, withered in efflorescence; leaves gradually larger from middle part to apex of stem, slightly expanding, oblong-lanceolate, 2.5-5 cm × 3-6 mm, base attenuate, almost not decurrent, margin flat, apex acute with short cusp; uppermost leaves as large as or smaller than middle leaves, densely arranged in synflorescence, radiate; all leaves yellowish white, both surfaces tomentose, 3-veined; midvein slightly convex on both surfaces. Capitula 3-5, densely arranged at top of stems, compound corymbiform, without peduncle. Involucre campanulate, 5-6 × ca. 5 mm; phyllaries 4- or 5-seriate, mauve or margin white; outer phyllaries ovate-elliptic, ca. 5 × 2 mm, apex obtuse or lacerate; middle ones oblong, ca. 5.5 mm, keeled, clawed; innermost ones linear-oblong, ca. 4 mm, with a ca. 3/4 of full length claw, apex lacerate. Receptacle with fimbrillate short hairs. Capitula with numerous marginal female florets, center of predominantly female capitula with 3-6 male florets. Corolla tube ca. 3.2 mm, upper parts mauve. Pappus slightly exceeding corolla. Ovary ca. 0.5 mm, glabrous. Achenes not seen. Fl. Aug.
● Alpine meadows; ca. 4000 m. E Xizang.
No specimens of this species were seen by the second author.No specimens of this species were seen by the second author.

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