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柱果猕猴桃Actinidia cylindrica C. F. Liang

花匠小妙招
2025-01-14 07:06

柱果猕猴桃Actinidia cylindrica C. F. Liang

别名：白花柱果猕猴桃;

科名：猕猴桃科 Actinidiaceae

属名：猕猴桃属 Actinidia

《中国植物志》第49(2)卷230页
  17. 柱果猕猴桃
  Actinidia cylindrica C. F. Liang in Addenda.
  小中型半常绿藤本；着花小枝短的2-10厘米，长的可达30厘米以上，直径2-3.5毫米，洁净无毛，皮孔小且稀，极不显著，髓白色，片层状；芽体锥形，不被毛；隔年枝灰褐色，直径3-4毫米，皮孔比小枝的稍较显著。叶厚膜质，隔年老叶呈革质，椭圆形至矩圆形或倒卵形至倒卵披针形，长5-13厘米，宽2.5-5.5厘米，顶端骤短尖至钝圆形，基部钝形至圆形，边缘有脉出的硬尖头短小锯齿，隔年老叶每呈微波状，上面绿色，背面苍绿色，均洁净无毛，叶脉不发达，在叶面平现，在叶背稍隆起，干后呈瘪扁形，侧脉稀疏，7-8对，横脉极不显著，网脉仅仅可见；叶柄长13-23毫米，无毛。花序通常1-2花，花序柄和花柄均略被微绒毛；花未见。果绿色变黄绿色，圆柱形，长13-18毫米，直径3-4毫米，幼时可见残存细绒毛，老时完全秃净，有枯褐色的稍突起的斑点，宿存萼片无毛，不反折（果未成熟）；种子小，长约1.5毫米。
  广西特有。分为2变型。

《Flora of China》 Vol. 12 (2007)
Actinidia cylindrica C. F. Liang
柱果猕猴桃 zhu guo mi hou tao
Climbing shrubs, small to mid-sized, semi-evergreen. Branches glabrous, lenticels inconspicuous when young, subconspicuous when old; pith white or brown, lamellate; buds conical, glabrous. Petiole 1.3-2.3 cm, glabrous; leaf blade abaxially pale green, adaxially green, elliptic to oblong to obovate or obovate-lanceolate, 5-13 × 2.5-5.5 cm, firmly membranous, but leathery on two-year-old leaves, glabrous, midvein and lateral veins slightly or strongly raised abaxially, subconspicuous adaxially, lateral veins 7 or 8 pairs, base obtuse to rounded or auriculate, margin mucronate-serrulate, teeth [tips of veinlets] crenate on two-year-old leaves, apex acuminate or rounded. Inflorescences cymose, usually 1- or 2-flowered, slightly tomentose. Flowers unknown. Fruit yellowish green when mature, cylindric, 1.3-1.8 cm, 3-4 mm in diam., sparsely and finely tomentose when young, glabrous when mature, lenticels brownish, raised; persistent sepals reflexed or not, glabrous. Seeds ca. 1.5 mm. Fl. May, fr. Oct. 2n = 58*.
● Low mountain forests, thickets; 400-800 m. Guangxi.