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头石竹Dianthus barbatus var. asiaticus

时间:2013-07-22 07:34来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ): 头石竹 学名( Scientific Name ): Dianthus barbatus var. asiaticus Nakai 英文名( English Common Name ): 别名( Chinese Common Name ): 异名( Synonym ): 科属( Family Genus ): 石竹科(Caryophyllaceae)石






中文名(Chinese Name):头石竹
学名(Scientific Name):Dianthus barbatus var. asiaticus Nakai
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):石竹科(Caryophyllaceae)石竹属
形态特征(Description):为须苞石竹的变种,须苞石竹的形态特征为多年生草本,高30-60厘米,全株无毛。茎直立,有棱。叶片披针形,长4-8厘米,宽约1厘米,顶端急尖,基部渐狭,合生成鞘,全缘,中脉明显。花多数,集成头状,有数枚叶状总苞片;花梗极短;苞片4,卵形,顶端尾状尖,边缘膜质,具细齿,与花萼等长或稍长;花萼筒状,长约1.5厘米,裂齿锐尖;花瓣具长爪,瓣片卵形,通常红紫色,有白点斑纹,顶端齿裂,喉部具髯毛;雄蕊稍露于外;子房长圆形,花柱线形。蒴果卵状长圆形,长约1.8厘米,顶端4裂至中部;种子褐色,扁卵形,平滑。花果期5-10月。
头石竹(变种)
植株较原变种细长花较少而细小。
产东北东部。生于林缘及阔叶林下。俄罗斯远东地区和朝鲜北部也有。
分布(Distribution):产东北东部,生于林缘及阔叶林下。俄罗斯和朝鲜北部也有。
用途(Use):
引自中国植物志英文版FOC Vol. 6 Page 103
Dianthus barbatus var. asiaticus Nakai, Tyosen-Syokubutsu. 143. 1914.
头石竹 tou shi zhu| Caryophyllaceae  | Dianthus
Herbs perennial, 30--60 cm tall, glabrous. Stems erect, angular. Leaves lanceolate, 4--8 × ca. 1 cm, midvein prominent, base attenuate into a sheath, apex acute. Flowers numerous, clustered into capitula; pedicel very short or obscure; bracts 4, ovate, equaling or slightly longer than calyx, margin membranous, denticulate, apex caudate. Calyx tubular, ca. 1.5 cm; teeth sharply pointed. Petals purple-red, spotted with white; claw long; limb ovate, throat bearded, apex toothed. Stamens slightly exserted. Ovary suboblong. Styles linear. Capsule ovoid-suboblong, ca. 1.8 cm, 4-valved for ca. 1/2 its length. Seeds brown, compressed ovoid, smooth. Fl. and fr. May--Oct.
Broad-leaved forests, forest margins. E and S Jilin [N Korea, Russia (Far East)].
Dianthus barbatus var. barbatus, which is restricted to Europe as a native plant, is cultivated for ornament in China. It differs from var. asiaticus in being stouter, with broader, thicker leaves, and larger, more numerous flowers.
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