冰生溲疏Deutzia gracilis
中文名(Chinese Name):冰生溲疏
学名(Scientific Name):Deutzia gracilis Sieb. et Zucc.
英文名(English Common Name):
别名(Chinese Common Name):细梗溲疏
异名(Synonym):Deutzia nagurai (Makino) Makino Deutzia gracilis f. pilifera Honda Deutzia gracilis var. latifolia Nakai Deutzia gracilis var. macrantha Makino Deutzia gracilis var. nagurai Makino
科属(Family & Genus):虎耳草科(Saxifragaceae)溲疏属
形态特征(Description):灌木,高约1.5米;老枝灰褐色,无毛,表皮有时脱落;花枝长5-17厘米,具4叶,褐色,无毛。叶纸质,披针形或椭圆状披针形,长3-3.5厘米,宽1-1.2厘米,先端渐尖,基部楔形,边缘具细锯齿,两面均绿色,上面被3-4辐线星状毛,下面被4-5辐线星状毛,毛紧贴叶表面,侧脉每边3-4条;叶柄长2-4毫米。总状花序或狭圆锥花序,长8-12厘米,有花12-25朵,下部的分枝有时具2(-3)花,无毛;花序梗和花梗纤细,柔弱,无毛;花蕾长圆形;花冠直径1.5-2厘米;花梗长5-10毫米;萼筒杯状,高约2.5-3毫米,被毛或无毛,裂片卵形或卵状三角形,长约1.5厘米,无毛;花瓣白色,长圆形或长圆状披针形,长1-1.2厘米,宽4-6毫米,两面疏被毛,花蕾时内向覆瓦状排列;外轮雄蕊长5-6毫米,内轮雄蕊较短,形状相同,花丝先端2齿,齿长不达花药,花药卵形,具短柄;花柱3,约与外轮雄蕊等长或较长。蒴果近球形,直径约5毫米。花期3-4月。
分布(Distribution):原产日本,华东有栽培。
用途(Use):
引自中国植物志英文版:FOC Vol. 8 Page 385
Deutzia gracilis Siebold & Zuccarini, Fl. Jap. 1: 22. 1835.
细梗溲疏 xi geng sou shu| Saxifragaceae | Deutzia
Shrubs ca. 1.5 m tall. Flowering branchlets brown, 5-17 cm, ca. 4-leaved, glabrous. Petiole 2-4 mm; leaf blade lanceolate, elliptic-lanceolate, or broadly ovate-lanceolate, 3-3.5 × 1-1.2 cm, papery, abaxially appressed 4- or 5(or 6)-rayed stellate hairy, adaxially 3- or 4-rayed stellate hairy, veins in 3 or 4 pairs, base cuneate, margin serrulate, apex acuminate. Inflorescences racemose or narrowly paniculate, 8-12 cm, 12-25-flowered, glabrous; pedicels slender, 5-10 mm. Calyx tube 2.5-3 × ca. 2.5 mm; lobes ovate or ovate-deltoid, ca. 1.5 cm, glabrous or sparsely hairy. Petals imbricate, white, oblong or oblong-lanceolate, 10-12 × 4-6 mm. Outer stamens 5-6 mm; filaments 2-dentate at apex or subulate and toothless, teeth (if present) not reaching anthers; anthers stalked, ovoid. Inner filaments all 2-dentate at apex. Styles 3, subequaling or longer than outer stamens. Capsule hemispheric, ca. 5 mm in diam. Fl. Mar-Apr.
Cultivated. Shaanxi, Zhejiang [native to Japan].
(责任编辑:徐晔春)
学名(Scientific Name):Deutzia gracilis Sieb. et Zucc.
英文名(English Common Name):
别名(Chinese Common Name):细梗溲疏
异名(Synonym):Deutzia nagurai (Makino) Makino Deutzia gracilis f. pilifera Honda Deutzia gracilis var. latifolia Nakai Deutzia gracilis var. macrantha Makino Deutzia gracilis var. nagurai Makino
科属(Family & Genus):虎耳草科(Saxifragaceae)溲疏属
形态特征(Description):灌木,高约1.5米;老枝灰褐色,无毛,表皮有时脱落;花枝长5-17厘米,具4叶,褐色,无毛。叶纸质,披针形或椭圆状披针形,长3-3.5厘米,宽1-1.2厘米,先端渐尖,基部楔形,边缘具细锯齿,两面均绿色,上面被3-4辐线星状毛,下面被4-5辐线星状毛,毛紧贴叶表面,侧脉每边3-4条;叶柄长2-4毫米。总状花序或狭圆锥花序,长8-12厘米,有花12-25朵,下部的分枝有时具2(-3)花,无毛;花序梗和花梗纤细,柔弱,无毛;花蕾长圆形;花冠直径1.5-2厘米;花梗长5-10毫米;萼筒杯状,高约2.5-3毫米,被毛或无毛,裂片卵形或卵状三角形,长约1.5厘米,无毛;花瓣白色,长圆形或长圆状披针形,长1-1.2厘米,宽4-6毫米,两面疏被毛,花蕾时内向覆瓦状排列;外轮雄蕊长5-6毫米,内轮雄蕊较短,形状相同,花丝先端2齿,齿长不达花药,花药卵形,具短柄;花柱3,约与外轮雄蕊等长或较长。蒴果近球形,直径约5毫米。花期3-4月。
分布(Distribution):原产日本,华东有栽培。
用途(Use):
引自中国植物志英文版:FOC Vol. 8 Page 385
Deutzia gracilis Siebold & Zuccarini, Fl. Jap. 1: 22. 1835.
细梗溲疏 xi geng sou shu| Saxifragaceae | Deutzia
Shrubs ca. 1.5 m tall. Flowering branchlets brown, 5-17 cm, ca. 4-leaved, glabrous. Petiole 2-4 mm; leaf blade lanceolate, elliptic-lanceolate, or broadly ovate-lanceolate, 3-3.5 × 1-1.2 cm, papery, abaxially appressed 4- or 5(or 6)-rayed stellate hairy, adaxially 3- or 4-rayed stellate hairy, veins in 3 or 4 pairs, base cuneate, margin serrulate, apex acuminate. Inflorescences racemose or narrowly paniculate, 8-12 cm, 12-25-flowered, glabrous; pedicels slender, 5-10 mm. Calyx tube 2.5-3 × ca. 2.5 mm; lobes ovate or ovate-deltoid, ca. 1.5 cm, glabrous or sparsely hairy. Petals imbricate, white, oblong or oblong-lanceolate, 10-12 × 4-6 mm. Outer stamens 5-6 mm; filaments 2-dentate at apex or subulate and toothless, teeth (if present) not reaching anthers; anthers stalked, ovoid. Inner filaments all 2-dentate at apex. Styles 3, subequaling or longer than outer stamens. Capsule hemispheric, ca. 5 mm in diam. Fl. Mar-Apr.
Cultivated. Shaanxi, Zhejiang [native to Japan].
(责任编辑:徐晔春)
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