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萎软香青Anaphalis flaccida Ling

萎软香青Anaphalis flaccida Ling

科名:菊科 Compositae

属名:香青属 Anaphalis

《中国植物志》第75卷182页
  25. 萎软香青 图版27: 12-23
  Anaphalis flaccida Ling, 植物分类学报, 11: 105. 1966.
  根状茎细长,稍木质;匍枝纤细,有较小的叶及顶生的莲座状叶丛。茎从弯曲的基部直立,丛生,高20-30厘米,细弱,常弯曲,不分枝或有少数花序枝,草质,被灰白色蛛丝状长柔毛,下部有密集上部有极疏的叶。下部叶在花期枯萎,狭匙形,渐狭成长柄,长达5厘米,宽达0.8厘米;中部及上部叶近直立或开展,线状匙形或线形,长2.5-5厘米,宽0.2-0.5厘米,基部渐狭或等宽,沿茎下延成狭翅,边缘平,顶端钝或圆形,有小尖头;全部叶两面被灰白色蛛丝状棉毛,有不明显的离基三出脉。头状花序多数在茎端及枝端密集成复伞房状,花序梗长1-3毫米。总苞钟状,长4-5毫米,宽4-5毫米;总苞4-5层;外层椭圆形,长约2毫米,浅黄褐色,被棉毛,顶端钝,内层长圆形或椭圆形,长4-5毫米,宽1-1.5毫米,上部白色,顶端钝或微尖,有时撕裂,下部膜质,近透明;最内层狭长圆形,长4毫米,有长达全长三分之二的爪部。花托有繸状毛。雌株头状花序有多层雌花,中央有1-6个雄花。花冠长2.5-3毫米。冠毛较花冠稍长。瘦果近圆柱形,长0.7毫米,有微毛及小腺点。花果期6-8月。
  产贵州西部(威宁)及云南东北部。生于山顶及山坡草地及灌丛中,海拔1800-2400米。
  头状花序略与香青 A. sinica Hance. 相似,全形接近黄腺香青 A. aureopunctata Lingelsh. et Borza, 但总苞片除顶部外质薄而透明,叶形与毛茸也不相同。雄株还未见到。此种有总苞稍带红色的变型。
形态特征:根状茎细长,稍木质;匍枝纤细,有较小的叶及顶生的莲座状叶丛。茎从弯曲的基部直立,丛生,高20一30厘米,细弱,常弯曲,不分枝或有少数花序枝,草质,被灰白色蛛丝状长柔毛,下部有密集上部有极疏的叶。下部叶在花期枯萎,狭匙形,渐狭成长柄,长达5厘米,宽达o.8厘米;中部及上部叶近直立或开展,线状匙形或线形,长2.5—5厘米,宽0.2—0.5厘米,基部渐狭或等宽,沿茎下延成狭翅,边缘平,顶端钝或圆形,有小尖头;全部叶两面被灰白色蛛丝状棉毛,有不明显的离基三出脉。头状花序多数在茎端及枝端密集成复伞房状,花序梗长1—3毫米。总苞钟状,长4—5毫米,宽4—5毫米;总苞4—5层1外层椭圆形,长约2毫米,浅黄褐色,被棉毛,顶端钝,内层长圆形或椭圆形,长4—5毫米,宽1—1.5毫米,上部白色,顶端钝或微尖,有时撕裂,下部膜质,近透明;最内层狭长圆形,长4毫米,有长达全长三分之二的爪部。花托有繸状毛。雌株头状花序有多层雌花,中央有1—6个雄花。花冠长2.5—3毫米。冠毛较花冠稍长。瘦果近圆柱形,长0.7毫米,有微毛及小腺点。花果期6—8月。
产地分布:产贵州西部(威宁)及云南东北部。生于山顶及山坡草地及灌丛中,海拔1800一 2400米。
本种提示:头状花序略与香青A.SinicaHance.相似,全形接近黄腺香青A.Aureo·punctataLingelsh.EtBorza,但总苞片除顶部外质薄而透明,叶形与毛茸也不相同。雄株还未见到。此种有总苞稍带红色的变型。
参考文献:Anaphalis flaccida Ling,植物分类学报,11:105.1966.

《Flora of China》 Vol. 20-21 (2011)
Anaphalis flaccida  Y. Ling Acta Phytotax. Sin. 11: 105. 1966.
萎软香青   wei ruan xiang qing
Rhizome slender, slightly woody; stolons slender, with smaller leaves or terminal rosette leaves. Stems caespitose, erect from geniculate base, 20-30 cm, slender, usually curved, simple or with few synflorescence branches, herbaceous, pallid arachnoid villous, lower leaves dense and upper leaves lax. Lower leaves caducous and lost by anthesis, narrowly spatulate, base acuminate and becoming a long stalk, ca. 5 × 0.8 cm; middle and upper leaves erect or spreading, linear-spatulate or linear, 2.5-5 × 0.2-0.5 cm, base attenuate or equilateral, decurrent on stem and becoming a narrow wing, margin flat, apex obtuse or rounded, with small cusp; all leaves pallid arachnoid lanate on both surfaces, inconspicuously 3-veined. Capitula numerous, compound corymbiform, terminal on stems and branches; peduncle 1-3 mm. Involucre campanulate, 4-5 × 4-5 mm; phyllaries 4- or 5-seriate; outer phyllaries light fulvous, elliptic, ca. 2 mm, lanate, apex obtuse; middle ones oblong or elliptic, 4-5 × 1-1.5 mm, upper parts white, apex obtuse or acute, sometimes lacerate, lower parts membranous, subhyaline; innermost ones narrowly oblong, ca. 4 mm, with a claw ca. 2/3 of full length. Receptacle with fimbrillate short hairs. Center of predominantly female capitula with female florets and 1-6 male florets. Corolla 2.5-3 mm. Pappus slightly longer than corolla. Achene subterete, ca. 0.7 mm, villosulous and with small glandular spot. Fl. and fr. Jun-Aug.
● Peaks, hillside grasslands, shrub forests; 1800-2400 m. W Guizhou (Weining), Sichuan, NE Yunnan.
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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