紫背鹿蹄草Pyrola atropurpurea
中文名(Chinese Name):紫背鹿蹄草
学名(Scientific Name):Pyrola atropurpurea Franch.
英文名(English Common Name):
别名(Chinese Common Name):深紫鹿蹄草
异名(Synonym):Pyrola gracilis Andres Pyrola atropurpurea var. gracilis Andres
科属(Family & Genus):鹿蹄草科Pyrolaceae鹿蹄草属Pyrola
形态特征(Description):常绿草本状小半灌木,高7-18厘米。根茎细长,横生,斜升,有分枝。叶2-4,基生,近纸质,肾圆形或心状宽卵形,长(1-)1.5-3厘米,宽(1-)1.2-3厘米,先端圆钝,基部心形,边缘有疏圆齿,上面绿色,下面带红紫色;叶柄长2-4厘米。花葶细长,具棱, 无鳞片状叶或偶有1-2枚绿褐色膜质鳞片状叶,披针形,长1.5-4毫米,宽0.5-1.0毫米,先端渐尖,基部稍抱花葶。总状花序长2-4(-5)厘米,有2-4花,花倾斜,稍下垂,花冠碗形,直径0.8-1.5厘米,白色;花梗长3-5毫米,腋间有膜质苞片,卵形,先端急尖,长1.5-2毫米,宽1-1.5毫米,等于或长于花梗之半;萼片常带红紫色,较小,三角状卵形或近三角形,长1-1.5毫米,宽1.5-2毫米,先端钝头,边缘有不整齐的钝齿;花瓣长圆状倒卵形,长5-7毫米,宽3-4.5(-5)毫米,先端圆钝;雄蕊10,花丝无毛,花药具小角,长3-4毫米,宽1-1.5毫米,黄色;花柱长9-11毫米,倾斜,上部稍向上弯曲,伸出花冠,顶端有环状突起(果期尤为明显),柱头5圆裂。蒴果扁球形,直径5-6毫米。花期6-7月;果期8-9月。
分布(Distribution):产青海、甘肃、陕西、四川、云南、西藏。生于海拔1800-4000米之山地针叶林、山地针阔叶林、阔叶林下。
用途(Use):
引自中国植物志英文版:FOC Vol. 14 Page 250
Pyrola atropurpurea Franchet, J. Bot. (Morot). 9: 372. 1895.
紫背鹿蹄草 zi bei lu ti cao| Ericaceae | Pyrola
Pyrola atropurpurea var. gracilis Andres; P. gracilis (Andres) Andres.
Herbs 7–18 cm tall. Rhizome slender, branched. Leaves 2–4, crowded at base of aerial shoots; leaf blade reddish purple abaxially, green adaxially, cordate-ovate, (1–)1.5–3 × (1–)1.2–3 cm, papery, base cordate, margin slightly crenulate, apex obtuse. Scape erect, slender, without scales or 1 or 2 scale-shaped leaves, green-brown, lanceolate, membranous; raceme 2–4(–5) mm, naked or with 1 or 2 minute lanceolate bracts, 2–4-flowered. Pedicel 3–5 mm; bracts ovate, ca. 2 mm. Flowers nodding, cup-shaped, 0.8–1.5 cm in diam. Sepals reddish purple, ovate-triangular, ca. 1.5 × 1.5 mm, apex obtuse. Petals white, oblong-obovate, 5–7 × 3–5 mm, apex obtuse. Filaments glabrous; anthers yellow, ca. 3 × 1.5 mm, tubules present. Style exserted, recurved, 9–11 mm, dilated at apex into ring; stigma thickened, with 5 round lobes. Capsules 5–6 mm in diam. Fl. Jun–Jul, fr. Aug–Sep.
Montane coniferous forests, mixed forests; 1800–4000 m. Gansu, ?Henan, Qinghai, ?Shaanxi, Shanxi, Sichuan, Xizang, Yunnan.
(责任编辑:徐晔春)
学名(Scientific Name):Pyrola atropurpurea Franch.
英文名(English Common Name):
别名(Chinese Common Name):深紫鹿蹄草
异名(Synonym):Pyrola gracilis Andres Pyrola atropurpurea var. gracilis Andres
科属(Family & Genus):鹿蹄草科Pyrolaceae鹿蹄草属Pyrola
形态特征(Description):常绿草本状小半灌木,高7-18厘米。根茎细长,横生,斜升,有分枝。叶2-4,基生,近纸质,肾圆形或心状宽卵形,长(1-)1.5-3厘米,宽(1-)1.2-3厘米,先端圆钝,基部心形,边缘有疏圆齿,上面绿色,下面带红紫色;叶柄长2-4厘米。花葶细长,具棱, 无鳞片状叶或偶有1-2枚绿褐色膜质鳞片状叶,披针形,长1.5-4毫米,宽0.5-1.0毫米,先端渐尖,基部稍抱花葶。总状花序长2-4(-5)厘米,有2-4花,花倾斜,稍下垂,花冠碗形,直径0.8-1.5厘米,白色;花梗长3-5毫米,腋间有膜质苞片,卵形,先端急尖,长1.5-2毫米,宽1-1.5毫米,等于或长于花梗之半;萼片常带红紫色,较小,三角状卵形或近三角形,长1-1.5毫米,宽1.5-2毫米,先端钝头,边缘有不整齐的钝齿;花瓣长圆状倒卵形,长5-7毫米,宽3-4.5(-5)毫米,先端圆钝;雄蕊10,花丝无毛,花药具小角,长3-4毫米,宽1-1.5毫米,黄色;花柱长9-11毫米,倾斜,上部稍向上弯曲,伸出花冠,顶端有环状突起(果期尤为明显),柱头5圆裂。蒴果扁球形,直径5-6毫米。花期6-7月;果期8-9月。
分布(Distribution):产青海、甘肃、陕西、四川、云南、西藏。生于海拔1800-4000米之山地针叶林、山地针阔叶林、阔叶林下。
用途(Use):
引自中国植物志英文版:FOC Vol. 14 Page 250
Pyrola atropurpurea Franchet, J. Bot. (Morot). 9: 372. 1895.
紫背鹿蹄草 zi bei lu ti cao| Ericaceae | Pyrola
Pyrola atropurpurea var. gracilis Andres; P. gracilis (Andres) Andres.
Herbs 7–18 cm tall. Rhizome slender, branched. Leaves 2–4, crowded at base of aerial shoots; leaf blade reddish purple abaxially, green adaxially, cordate-ovate, (1–)1.5–3 × (1–)1.2–3 cm, papery, base cordate, margin slightly crenulate, apex obtuse. Scape erect, slender, without scales or 1 or 2 scale-shaped leaves, green-brown, lanceolate, membranous; raceme 2–4(–5) mm, naked or with 1 or 2 minute lanceolate bracts, 2–4-flowered. Pedicel 3–5 mm; bracts ovate, ca. 2 mm. Flowers nodding, cup-shaped, 0.8–1.5 cm in diam. Sepals reddish purple, ovate-triangular, ca. 1.5 × 1.5 mm, apex obtuse. Petals white, oblong-obovate, 5–7 × 3–5 mm, apex obtuse. Filaments glabrous; anthers yellow, ca. 3 × 1.5 mm, tubules present. Style exserted, recurved, 9–11 mm, dilated at apex into ring; stigma thickened, with 5 round lobes. Capsules 5–6 mm in diam. Fl. Jun–Jul, fr. Aug–Sep.
Montane coniferous forests, mixed forests; 1800–4000 m. Gansu, ?Henan, Qinghai, ?Shaanxi, Shanxi, Sichuan, Xizang, Yunnan.
(责任编辑:徐晔春)
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