织梦CMS - 轻松建站从此开始!

花卉图片网

当前位置: 主页 > 乔木 >

湖北山楂Crataegus hupehensis

时间:2013-11-07 11:22来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ): 湖北山楂 学名( Scientific Name ): Crataegus hupehensis Sarg. 英文名( English Common Name ): 别名( Chinese Common Name ): 猴楂子、大山枣 异名 ( Synonym ): Crataegus hupehensis var. flavida S. Y. Wang
中文名(Chinese Name):湖北山楂
学名(Scientific Name):Crataegus hupehensis Sarg.
英文名(English Common Name):
别名(Chinese Common Name):猴楂子、大山枣
异名Synonym):Crataegus hupehensis var. flavida S. Y. Wang
科属(Family & Genus):蔷薇科(Rosaceae)山楂属
形态特征(Description):乔木或灌木,高达3-5米,枝条开展;刺少,直立,长约1.5厘米,也常无刺;小枝圆柱形,无毛,紫褐色,有疏生浅褐色皮孔,二年生枝条灰褐色;冬芽三角卵形至卵形,先端急尖,无毛,紫褐色。叶片卵形至卵状长圆形,长4-9厘米,宽4-7厘米,先端短渐尖,基部宽楔形或近圆形,边缘有圆钝锯齿,上半部具2-4对浅裂片,裂片卵形,先端短渐尖,无毛或仅下部脉腋有髯毛;叶柄长3.5-5厘米,无毛;托叶草质,披针形或镰刀形,边缘具腺齿,早落。伞房花序,直径3-4厘米,具多花;总花梗和花梗均无毛,花梗长4-5毫米;苞片膜质,线状披针形,边缘有齿,早落;花直径约1厘米;萼筒钟状,外面无毛;萼片三角卵形,先端尾状渐尖,全缘,长3-4毫米,稍短于萼筒,内外两面皆无毛;花瓣卵形,长约8毫米,宽约6毫米,白色;雄蕊20,花药紫色,比花瓣稍短;花柱5,基部被白色绒毛,柱头头状。果实近球形,直径2.5厘米,深红色,有斑点,萼片宿存,反折;小核5,两侧平滑。花期5-6月,果期8-9月。
分布(Distribution):产湖北、湖南、江西、江苏、浙江、四川、陕西、山西、河南,生于海拔500-2000米山坡灌木丛中。
用途(Use):果可食或作山楂糕及酿酒,湖北、浙江有栽培。
引自中国植物志英文版:FOC Vol. 9 Page 113     
Crataegus hupehensis Sargent in Sargent, Pl. Wilson. 1: 178. 1912.
湖北山楂 hu bei shan zha| Rosaceae  | Crataegus
Crataegus hupehensis var. flavida S. Y. Wang.
Trees or shrubs, 3–5 m tall; branches sparsely thorny, sometimes unarmed. Branchlets purplish brown when young, grayish brown when old, terete, glabrous; buds purple, triangular-ovoid to ovoid, glabrous. Stipules caducous, lanceolate or falcate, 5–8 mm, herbaceous, margin glandular serrate, apex acuminate; petiole 3.5–5 cm, glabrous; leaf blade ovate or ovate-oblong, 4–9 × 4–7 cm, glabrous or only abaxially barbate in axils, base broadly cuneate or subrounded, margin crenate-serrate, with 2–4 pairs of shallow lobes at apical part; lobes ovate, apex shortly acuminate. Corymb 3–4 cm in diam., 7–9-flowered; peduncle glabrous; bracts caducous, linear-lanceolate, membranous. Pedicel 4–5 mm, glabrous. Flowers ca. 1 cm in diam. Hypanthium campanulate, glabrous. Sepals triangular-ovate, 3–4 mm, margin entire, glabrous. Petals white, ovate, ca. 8 × 6 mm. Stamens 20. Ovary 5-loculed, with 2 ovules per locule; styles 5, white tomentose basally. Pome red, subglobose, ca. 2.5 cm in diam., punctate, glabrous; sepals persistent, reflexed; pyrenes 5, smooth on both inner sides. Fl. May–Jun, fr. Aug–Sep. 2n = 34*.
Thickets on slopes; 500--2000 m. Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Shanxi, Sichuan, Zhejiang.
 




(责任编辑:徐晔春)
顶一下
(0)
0%
踩一下
(1)
100%
------分隔线----------------------------
发表评论
请自觉遵守互联网相关的政策法规,严禁发布色情、暴力、反动的言论。
评价:
表情:
用户名: 验证码:点击我更换图片
栏目列表
推荐内容