厚叶美花草Callianthemum alatavicum Freyn
厚叶美花草Callianthemum alatavicum Freyn
1．厚叶美花草 图35
Callianthemum alatavicum Freyn in Bull. Herb. Boiss. 6: 882. 1898; Schipcz. in Fl. URSS 7: 56. 1937; 中国高等植物图鉴1: 721,图1441. 1972.
植株全体无毛。根状茎粗3-4毫米。茎渐升或近直立，长8-18厘米，结果时达21厘米，不分枝或有1分枝。基生叶3-4，在开花时尚未完全发育, 有长柄，为三回羽状复叶；叶片干时亚革质，狭卵形或卵状长圆形，长3.7-8.8厘米，宽2.2-4.5厘米，羽片4-5对；最下面的有细长柄，其他的有短柄，卵形或宽卵形，二回羽片1-2对，无柄，末回裂片楔状倒卵形，有1钝齿或全缘，叶柄长3.5-10厘米，基部有鞘。茎生叶2-3，似基生叶，但较小。花直径1.7-2.5厘米; 萼片5，近椭圆形，长7-10毫米，宽4-5毫米；花瓣5-7，白色，基部橙色，倒卵形，长9-14毫米，宽8-11毫米，顶端圆形；雄蕊长约为花瓣之半，花药狭长圆形。聚合果近球形，直径1-1.2厘米；瘦果卵球形，长3.5-4毫米，宽2-3毫米，表面稍皱，宿存花柱短。5月至6月开花。
在我国产新疆（夭山、哈密）。生海拔2650-3400米间山地草坡或山谷中。在苏联中亚地区也有分布。
《Flora of China》 Vol. 6 (2001)
Callianthemum alatavicum Freyn
厚叶美花草 hou ye mei hua cao
Rhizome 3--4 mm in diam. Stems suberect, 8--18 cm, unbranched or branched once. Basal leaves 3--4, not fully expanded at anthesis; petiole 3.5--10 cm, basally sheathed; leaf blade narrowly ovate to ovate-oblong, 3.7--8.8 × 2.2--4.5 cm, subleathery when dry, with 4 or 5 pairs of lateral leaflets, basal ones with slender petiole, others shortly petiolate; leaflets 2 × pinnately divided; segments sessile, margin 1-toothed or entire, apically cuneiform-obovate. Stem leaves 2 or 3, similar to basal leaves but smaller. Flowers 1.7--2.5 cm in diam. Sepals subelliptic, 7--10 × 4--5 mm. Petals 5--7, white but basally brown, obovate, 0.9--1.4 × 0.8--1.1 cm, apex rounded. Stamens ca. 1/2 as long as petal; anthers narrowly oblong. Aggregate fruit ovoid, 3.5--4 × 2--3 mm, slightly rugose. Fl. May--Jun.
Grassy slopes, mountain valleys; 2600--3400 m. Xinjiang [Kashmir, Mongolia, Pakistan, Russia].
科名：毛茛科 Ranunculaceae
属名：美花草属 Callianthemum
1．厚叶美花草 图35
Callianthemum alatavicum Freyn in Bull. Herb. Boiss. 6: 882. 1898; Schipcz. in Fl. URSS 7: 56. 1937; 中国高等植物图鉴1: 721,图1441. 1972.
植株全体无毛。根状茎粗3-4毫米。茎渐升或近直立，长8-18厘米，结果时达21厘米，不分枝或有1分枝。基生叶3-4，在开花时尚未完全发育, 有长柄，为三回羽状复叶；叶片干时亚革质，狭卵形或卵状长圆形，长3.7-8.8厘米，宽2.2-4.5厘米，羽片4-5对；最下面的有细长柄，其他的有短柄，卵形或宽卵形，二回羽片1-2对，无柄，末回裂片楔状倒卵形，有1钝齿或全缘，叶柄长3.5-10厘米，基部有鞘。茎生叶2-3，似基生叶，但较小。花直径1.7-2.5厘米; 萼片5，近椭圆形，长7-10毫米，宽4-5毫米；花瓣5-7，白色，基部橙色，倒卵形，长9-14毫米，宽8-11毫米，顶端圆形；雄蕊长约为花瓣之半，花药狭长圆形。聚合果近球形，直径1-1.2厘米；瘦果卵球形，长3.5-4毫米，宽2-3毫米，表面稍皱，宿存花柱短。5月至6月开花。
在我国产新疆（夭山、哈密）。生海拔2650-3400米间山地草坡或山谷中。在苏联中亚地区也有分布。
《Flora of China》 Vol. 6 (2001)
Callianthemum alatavicum Freyn
厚叶美花草 hou ye mei hua cao
Rhizome 3--4 mm in diam. Stems suberect, 8--18 cm, unbranched or branched once. Basal leaves 3--4, not fully expanded at anthesis; petiole 3.5--10 cm, basally sheathed; leaf blade narrowly ovate to ovate-oblong, 3.7--8.8 × 2.2--4.5 cm, subleathery when dry, with 4 or 5 pairs of lateral leaflets, basal ones with slender petiole, others shortly petiolate; leaflets 2 × pinnately divided; segments sessile, margin 1-toothed or entire, apically cuneiform-obovate. Stem leaves 2 or 3, similar to basal leaves but smaller. Flowers 1.7--2.5 cm in diam. Sepals subelliptic, 7--10 × 4--5 mm. Petals 5--7, white but basally brown, obovate, 0.9--1.4 × 0.8--1.1 cm, apex rounded. Stamens ca. 1/2 as long as petal; anthers narrowly oblong. Aggregate fruit ovoid, 3.5--4 × 2--3 mm, slightly rugose. Fl. May--Jun.
Grassy slopes, mountain valleys; 2600--3400 m. Xinjiang [Kashmir, Mongolia, Pakistan, Russia].