长梗扁桃Amygdalus pedunculata Pall.
长梗扁桃Amygdalus pedunculata Pall.
《中国植物志》第38卷015页
4.长梗扁桃 长柄扁桃(中国果树分类学),布衣勒斯(蒙语)图版2:7-9
Amygdalus pedunculata Pall. in Nov. Act. Acad. Sci. Petrop. 7: 353. 1789: Lincz.& Fedorov in Kom. Fl. URSS 10: 546. 1941;俞德浚, 中国果树分类学39. 图12. 1979. ——Amygdalus pilosa Turcz. in Bull. Soc. Nat. Moscou 5: 189. 1832. ——Prunus pedunculata (Pall.) Maxim. in Bull. Acad. Sci. St. Petersb. 29: 78 (in Mel. Biol. 11: 663) 1883; Schneid. Ill. Handb. Laubh. 1: 597. f. 335. a-c. 1906; Koehne in Sarg. Pl. Wils. 1: 274. 1913; 内蒙古植物志3: 132. 图版69. 1977.——Prunus pilosa (Turcz.) Maxim. in Bull. Acad. Sci St. Petersb. 29: 79. 1883; Koehne in Sarg. Pl. Wils. 1: 275. 1913.
灌木,高1-2米;枝开展,具大量短枝;小枝浅褐色至暗灰褐色,幼时被短柔毛;冬芽短小,在短枝上常3个并生,中间为叶芽,两侧为花芽。短枝上之叶密集簇生,一年生枝上的叶互生;叶片椭圆形、近圆形或倒卵形,长1-4厘米,宽0.7-2厘米,先端急尖或圆钝,基部宽楔形,上面深绿色,下面浅绿色,两面疏生短柔毛,叶边具不整齐粗锯齿,侧脉4-6对;叶柄长2-5(10)毫米,被短柔毛。花单生,稍先于叶开放,直径1-1.5厘米;花梗长4-8毫米,具短柔毛;萼筒宽钟形,长4-6毫米,无毛或微具柔毛;萼片三角状卵形,先端稍钝,有时边缘疏生浅锯齿;花瓣近圆形,直径7-10毫米,有时先端微凹,粉红色;雄蕊多数;子房密被短柔毛,花柱稍长或几与雄蕊等长。果实近球形或卵球形,直径10-15毫米,顶端具小尖头,成熟时暗紫红色,密被短柔毛;果梗长4-8毫米;果肉薄而干燥,成熟时开裂,离核;核宽卵形,直径8-12毫米,顶端具小突尖头,基部圆形,两侧稍扁,浅褐色,表面平滑或稍有皱纹;种仁宽卵形,棕黄色。花期5月,果期7-8月。
产内蒙古、宁夏。生于丘陵地区向阳石砾质坡地或坡麓,也见于干旱草原或荒漠草原。蒙古和苏联西伯利亚也有。
此种为中旱生灌木,耐寒,可供观赏用。种仁可代“郁李仁”入药。
本种和榆叶梅A. triloba(Lindl.)Ricker近缘,但灌木较矮小,高仅1-2米;叶片先端常不分裂,边缘具不整齐粗锯齿;核宽卵形,顶端具小突尖头。
形态特征:灌木,高1—2米;枝开展,具大量短枝;小枝浅褐色至暗灰褐色,幼时被短柔毛;冬芽短小,在短枝上常3个并生,中间为叶芽,两侧为花芽。短枝上之叶密集簇生,一年生枝上的叶互生;叶片椭圆形、近圆形或倒卵形,长1—4厘米,宽0.7—2厘米,先端急尖或圆钝,基部宽楔形,上面深绿色,下面浅绿色,两面疏生短柔毛,叶边具不整齐粗锯齿,惋脉4—6对;叶柄长2—5(10)毫米,被短柔毛。花单生,稍先于叶开放,直径1—1.5厘米;花梗长4—8毫米,具短柔毛;萼筒宽钟形,长4—6毫米,无毛或微具柔毛;萼片三角状卵形,先端稍钝,有时边缘疏生浅锯齿;花瓣近圆形,直径7-10毫米,有时先端微凹,粉红色;雄蕊多数;子房密被短柔毛,花柱稍长或几与雄蕊等长。果实近球形或卵球形,直径10—15毫米,顶端具小尖头,成熟时暗紫红色,密被短柔毛;果梗长4—8.毫米;果肉薄而干燥,成熟时开裂,离核;核宽卵形,直径8—12毫米,顶端具小突尖头,基部圆形,两侧稍扁,浅褐色,表面平滑或稍有皱纹;种仁宽卵形,棕黄色。 花期5月,果期7一8月。
用 途:此种为中旱生灌木,耐寒,可供观赏用。种仁可代“郁李仁”入药。
产地分布:产内蒙古、宁夏。生于丘陵地区向阳石砾质坡地或坡麓,也见于干旱草原或荒漠草原。蒙古和苏联西伯利亚也有。
本种提示:本种和榆叶梅人triloba(Lindl.)Ricker近缘,但灌木较矮小,高仅1—2米;叶片先端常不分裂,边缘具不整齐租锯齿;核宽卵形,顶端具小突尖头。
参考文献:Amygdalus pedunculata Pall. in Nov. Act. Acad. Sci. Petrop. 7:353. 1789; Li--ncz. & Fedorov in Kom. Fl. URSS 10:546. 1941; 俞德浚,中国果树分类学 39. 图 12.1979. Amygdalus pilosa Turcz. in Bull. Soc. Nat. Moscou 5:189. 1832. Prunuspedunculata (Pall.) Maxim. in Bull. Acad. Sci. St. Petersb. 29:78 (in Mel. Biol. 11:663)1883; Schneid. [1]. Handb. Laubh. 1:597. f. 335. a--c. 1906; Koehne in Sarg. Pl.Wils. 1:274. 1913; 内蒙古植物志3: 132. 图版69. 1977. Prunus pilosa (Turcz.) Maxim.in Bull. Acad. Sci St. Petersb. 29:79. 1883; Koehne in Sarg. Pl. Wils. 1:275. 1913.
《Flora of China》 Vol. 9 (2003)
Amygdalus pedunculata Pallas
长梗扁桃 chang geng bian tao
Amygdalus pilosa Turczaninow; Prunus pedunculata (Pallas) Maximowicz; P. pilosa (Turczaninow) Maximowicz.
Shrubs 1–2 m tall. Branches spreading, with many short branchlets; branchlets brownish to dark grayish brown, pubescent initially, glabrescent. Winter buds often 3, collateral in leaf axil on short branchlets, lateral ones flower buds, central one a leaf bud. Stipules linear, narrow, 2–4 mm. Leaves on short branchlets densely fascicled, those on annual branchlets alternate; petiole 2–5(–10) mm, pubescent; leaf blade elliptic, suborbicular, or obovate, 1–4 × 0.7–2 cm, both surfaces pilose, abaxially greenish, adaxially dark green, base broadly cuneate, margin irregularly coarsely serrate, apex acute to ± obtuse; secondary veins 4–6 on either side of midvein. Flowers solitary, opening slightly before leaves, 1–1.5 cm in diam. Pedicel 4–8 mm, not much elongated in fruit, pubescent. Hypanthium broadly campanulate, 4–6 mm, outside glabrous or puberulous. Sepals triangular-ovate, 2–3 mm, outside glabrous or puberulous, margin sometimes shallowly serrate, apex ± obtuse. Petals pink, suborbicular, 7–10 mm in diam., apex occasionally emarginate. Stamens many, unequal in length. Ovary densely pubescent. Style nearly as long as shorter stamens. Drupe dark purplish red, subglobose to ovoid-globose, 1–1.5 cm in diam., densely pubescent, apex mucronulate; mesocarp thin and dry, separating from endocarp and splitting at maturity; endocarp brownish, broadly ovoid, slightly compressed laterally, 0.8–1.2 cm in diam., surface smooth, scabrous, or slightly rugose, base orbicular, apex mucronulate. Seed brownish yellow, broadly ovoid. Fl. May–Jun, fr. Jul–Aug.
Sunny pebbly slopes, steppes. Nei Mongol, Ningxia, Shaanxi [Mongolia, Russia].
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