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Duanjiang Xuan No.2

Last Updated:2021/10/29 10:45:22 By:wangzhonglang



Year Published/Registered2020

Cultivar Type:For Oil

AGM Type

Scientific Name:Camellia pitardii 'Duanjiang Xuan No.2'

Chinese Name:断江选2号

Japanese Name



» English Description

Yao Xiaohua and Ren Huadong eds. 2020. Oil-tea Camellia Genetic Resource in China. p.1329.【Resource number】520222-079-0002;Wild resources (special individual plant);Oil cultivation, genetic breeding materials. Originated in Panzhou City, Guizhou Province.【PLANT】Half open. Young shoots without hairs. Leaf buds green, have tomentose hairs.【LEAF】young leave green,old leaves dark green,Oblong in shape. Leaf margins flat,Leaf apex acuminate,Leaf base cuneate,5.6 cm long and 1.8cm wide.【FLOWER】Sepals have hairs,petal in light red color,the pistil shorter than the stamen,stigma lobed 3. Ovaries without pubescent.【FRUIT】surface Chaff,Ovoid,Qing red in color;average weight 22.5g;Ratio of fresh seeds 28.44%;Testa color black;Kernel oil content 39.9%.【FATTY ACID CONTENT】Oleic acid 78.1%,Linoleic acid 7.7%,Linolenic acid 0.5%.,Stearic acid 2.7%,Palmitic acid 10.3%. Full blooming season Mid-February;Fruit harvest season Mid-September.

» Chinese Description

姚小华、任华东主编,2020年《中国油茶遗传资源》第1329页。【资源编号】520222-079-0002;野生资源(特异单株);油用栽培,遗传育种材料。产于贵州省盘州市。【植株】树姿半开张.嫩枝无绒毛. 叶芽绿色.有绒毛.【叶】嫩叶绿色,老叶深绿色,长椭圆形. 叶缘平,先端渐尖,基部楔形,长5.6厘米,宽1.8厘米。【花】萼片有绒毛,花瓣淡红色,雄蕊比雌蕊高,柱头浅裂. 3裂. 子房无绒毛。【果】表面糠秕,卵球形,青红色;平均单果重22.5克;鲜出籽率28.44%;种皮黑色;种仁含油率39.9%。【脂肪酸含量】油酸78.1%,亚油酸7.7%,亚麻酸0.5%.,硬脂酸2.7%,棕榈酸10.3%。盛花期2月中旬;果熟期9月中旬。


Flower Size

Blooming Season China