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红指香青Anaphalis rhododactyla W. W. Smith

红指香青Anaphalis rhododactyla W. W. Smith

科名:菊科 Compositae

属名:香青属 Anaphalis

《中国植物志》第75卷198页
  40. 红指香青 图版32: 1-10
  Anaphalis rhododactyla W. W. Smith, in Not. Bot. Gard. Edinb. 10: 169. 1918; S. Y. Hu in Quart. Journ. Taiw. Mus. 18, 1-2: 113. 1965.
  根状茎粗壮,灌木状,被密集的枯叶残片,有多数直立的分枝或不育茎,常密集成垫状。不育茎被密集鳞覆的叶和发育的腋芽;叶倒卵形长0.5-1.5厘米,宽0.2-0.4厘米,顶端圆形,有时具点状小尖头,被灰毛密棉毛。花茎生于不育茎上,高5-30厘米,细,被灰色或黄白色密棉毛,有较密的叶。基部叶倒卵状至匙状长圆形,长1.5-4厘米,宽0.3-0.5厘米下部渐狭成长柄;中部叶直立或稍开展,匙状或披针状长圆形,基部等宽或稍狭,沿茎下延成狭翅;上部叶披针形或线形,顶端尖,有膜质长尖头;全部叶被灰色棉毛或蛛丝状毛,有离基三出脉,中脉在下面高起且被密棉毛。头状花序5至10余个,密集成伞房状,花序梗长1-2毫米。总苞宽钟状,长7-8毫米,径5-6毫米;总苞片约5层,稍开展,外层卵圆形或椭圆形,长3-5毫米,上部紫红色,下部褐色,被棉毛;内层长圆状披针形,长达7毫米,宽1.5-2毫米,紫红色或白色,干后常黄白色,顶端尖;最内层线状倒披针形,长约5毫米,有长约全长五分之三的爪部。花托有繸状突起。雌株头状花序有多层雌花,中央有1-2个雄花;雄株头状花序全部有雄花。花冠长4毫米。冠毛较花冠稍长,雄花冠毛上部宽扁,有锯齿。瘦果长圆形,长约1毫米,被密腺体。花期7-8月,果期9月。
  产四川西南部(木里、察瓦龙)、云南西北部(贡山、中甸、维西)及西藏东部(察隅)。生于高山草地,开旷坡地或石炭岩缝隙上,海拔3800-4200米。
  此种的灌木状根状茎,不育茎与茎密集丛生成垫状,与污毛香青 A. pannosa Hand. -Mazz.、绿香青 A. viridis Cumm. 等相似,与灰色毛茸的灰毛香青 A. cinerascens Ling et W. Wang 也接近,但头状花序与这后几种有明显的区别。此种的总苞片在未开放的头状花序常带紫色,但通常白色或黄白色,基部深褐色。总苞片红色可能是不正常的状态。维西的植物有较小的总苞,较狭和被薄茸毛的叶,似为前人所述的疏毛类型。
形态特征:根状茎粗壮,灌木状,被密集的枯叶残片,有多数直立的分枝或不育茎,常密集成垫状。不育茎被密集鳞覆的叶和发育的腋芽;叶倒卵形长0.5—1.5厘米,宽0.2—0.4厘米,顶端圆形,有时具点状小尖头,被灰毛密棉毛。花茎生于不育茎上,高5—30厘米,细,被灰色或黄白色密棉毛,有较密的叶。基部叶倒卵状至匙状长圆形,长1.5—4厘米,宽0.3一o.5厘米下部渐狭成长柄,中部叶直立或稍开展,匙状或披针状长圆形,基部等宽或稍狭,沿茎下延成狭翅;上部叶披针形或线形,顶端尖,有膜质长尖头;全部叶被灰色棉毛或蛛丝状毛,有离基三出脉,中脉在下面高起且被密棉毛。头状花序5至10余个,密集成伞房状,花序梗长1—2毫米。总苞宽钟状,长7—8毫米,径5—6毫米;总苞片约5层,稍开展,外层卵圆形或椭圆形,长3—5毫米,上部紫红色,下部褐色,被棉毛;内层长圆状披针形,长达7毫米,宽1.5—2毫米,紫红色或白色,干后常黄白色,顶端尖;最内层线状倒披针形,长约5毫米,有长约全长五分之三的爪部。花托有缝状突起。雌株头状花序有多层雌花,中央有1—2个雄花;雄株头状花序全部有雄花。花冠长4毫米。冠毛较花冠稍长,雄花冠毛上部宽扁,有锯齿。瘦果长圆形,长约1毫米,被密腺体。花期7—8月,果期9月。
产地分布:产四川西南部(木里、察瓦龙)、云南西北部(贡山、中甸、维西)及西藏东部(察隅)。生于高山草地,开旷坡地或石炭岩缝隙上,海拔3800—4200米。
本种提示:此种的灌木状根状茎,不育茎与茎密集丛生成垫状,与污毛香青A·pannosaHand.-Mazz·、绿香青A.ViridisCumin.等相似,与灰色毛茸的灰毛香青A.Cine·rascensLingetW。Wang也接近,但头状花序与这后几种有明显的区别。此种的总苞片在未开放的头状花序常带紫色,但通常白色或黄白色,基部深褐色,。总苞片红色可能是不正常的状态。维西的植物有较小的总苞,较狭和被薄茸毛的叶,似为前人所述的疏毛类型。
参考文献:Anaphalis rhododactyla W.W.Smith,in Not.Bot.Gard.Edinb.10: 169.1918;S.Y.Hu in Quart.Journ.Taiw.Mus.18,1——2:113.1965.

《Flora of China》 Vol. 20-21 (2011)
Anaphalis rhododactyla  W. W. Smith Notes Roy. Bot. Gard. Edinburgh. 10: 169. 1918.
红指香青   hong zhi xiang qing
Rhizome thickish, with dense withered leaves, numerous erect branches or sterile stems congested to pulvinate. Sterile stems with dense squamate leaves and fertile axillary buds; cauline leaves obovate, 0.5-1.5 × 0.2-0.4 mm, cinereous tomentose, rounded at apex, sometimes with gland-dotted short cusp. Flowering stems on sterile stems, 5-30 cm, slender, cinereous to yellowish white tomentose, densely leafy; basal leaves obovate or spatulate-oblong, 1.5-4 × 0.3-0.5 mm, base attenuate to a long petiole; middle leaves erect or slightly expanding, spatulate or lanceolate-oblong, uniformly wide or slightly narrow at base, decurrent on stem into a short wing; upper leaves lanceolate or linear, apex acute, with long chaffy cusp; all leaves pallid arachnoid tomentose, 3-veined, midvein convex abaxially, tomentose. Capitula 5-10, densely corymbiform; peduncle 1-2 mm. Involucre broadly campanulate, 7-8 × 5-6 mm; phyllaries ca. 5-seriate, expanding; outer phyllaries upper parts mauve, lower parts brown, ovate or elliptic, 3-5 mm, tomentose; middle ones mauve or white, yellowish white when dry, oblong-lanceolate, ca. 7 × 1.5-2 mm, acute at apex; innermost ones linear-oblanceolate, ca. 5 mm, with a ca. 3/5 of full length claw. Receptacle with fimbrillate appendage. Predominantly female capitula with numerous marginal female florets, center of 1 or 2 male florets; predominantly male capitula with male florets only. Corolla tube ca. 4 mm. Pappus slightly exceeding corolla, incrassate at tip of apex in male florets, serrulate. Achenes oblong, ca. 1 mm, densely glandular. Fl. Jul-Aug, fr. Sep. 2n = 56*.
● Alpine grasslands, open slopes, rock fissures; 3800-4200 m. SW Sichuan (Chawalong, Muli), E Xizang (Zayü, Zogang), N Yunnan (Gongshan, Weixi, Zhongdian).

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