学名(拉丁名) | Chondrilla laticoronata |
中文名 | 宽冠粉苞菊 |
命名人 | Leonova |
中文科名 | 菊科 |
拉丁属名 | Chondrilla |
类型 | species |
拉丁科名 | Compositae |
中文属名 | 粉苞菊属 |
学名(拉丁名) | Chondrilla laticoronata |
命名人 | Leonova (accepted name) |
拉丁属名 | Chondrilla |
类型 | species |
拉丁科名 | Asteraceae |
学名(拉丁名) | Chondrilla laticoronata |
中文名 | 宽冠粉苞菊 |
拉丁属名 | Chondrilla |
类型 | species |
拉丁科名 | Asteraceae |
学名(拉丁名) | Chondrilla laticoronata |
中文名 | 宽冠粉苞菊 |
中文科名 | 菊科 |
拉丁属名 | Chondrilla |
类型 | species |
拉丁科名 | Asteraceae |
中文属名 | 粉苞苣属 |
Herbs 20-60 cm tall, perennial, ± broomlike. Stem erect-spreadingly branched from base, basally usually densely arachnoid hairy and sometimes with sparse rigid hairs; branches light green, slender, ± leafy. Leaves glabrous or with arachnoid hairs. Lower stem leaves narrowly lanceolate, ca. 3 cm × 3-7 mm, early deciduous, margin entire or weakly dentate. Middle and upper stem leaves linear, narrowly linear, or almost filiform, 1.5-2.5(-5) cm × 0.5-2 mm, margin entire. Capitula with 9-11 florets. Involucre 1-1.3 cm, ± white tomentose. Phyllaries whitish grayish green; outer phyllaries narrowly triangular-ovate, longest ca. 2 mm; inner phyllaries 8, sometimes with a few pale bristles on midvein. Achene body 3.5-4.5 mm, with approximately quadrangular corona scales with truncate and entire to somewhat erose margin, below corona with few rows of conspicuous quadrangular scales similar to corona scales; beak 1-2.5 mm, with fine articulation near its base below or slightly above upper edge of corona. Pappus white, 6-7 mm. Fl. and fr. Jul-Sep.
Gravelly areas; 1000-2200 m. Xinjiang [Kazakhstan, SC Russia].
The delimitation between Chondrilla laticoronata and C. piptocoma should be reassessed. See note under the latter species, above.
The delimitation between Chondrilla laticoronata and C. piptocoma should be reassessed. See note under the latter species, above.
8.宽冠粉苞菊
Chondrilla laticoronata Leonova in Fl. URSS 29: 576. 754. 1964.
多年生草本,高20-100厘米。茎下部被蛛丝状柔毛,常有稀疏的硬毛,自基部分枝,分枝亮绿色,无毛或被蛛丝状柔毛。下部茎叶长椭圆状披针形,长3厘米,宽3-7毫米,全缘或边缘有锯齿;中部与上部茎叶线形、狭线形或几丝状,长1.25-2.5 (5)厘米,宽0.5-2毫米,全缘;全部叶无毛或被短蛛丝状柔毛。头状花序果期长12-15毫米,含9-11枚舌状小花。外层总苞片卵状披针形,长1-2毫米,宽不足0.5毫米,内层总苞片8枚,披针状线形,长10-13毫米,外面被柔毛,沿中脉有个别的刚毛。舌状小花黄色。瘦果长3.5-4.5毫米,上部有1-2 (3)列宽而短的鳞片,鳞片有时3浅裂,冠鳞5枚,宽,顶端全缘,平截或圆形,喙长1-2. 5毫米,关节位于喙的下部或冠鳞之上或冠鳞之下,顶端增粗。冠毛白色,长6-7毫米。花果期7-9月。
分布新疆(伊宁、喀什)。生于砾石地,海拔1 000-2 200米。俄罗斯西伯利亚及哈萨克斯坦有分布。模式标本采自阿拉木图山附近。