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Home Cultivars Dongyang Youzhu No.9

Dongyang Youzhu No.9

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



Year Published/Registered2020

Cultivar Type:For Oil

AGM Type

Scientific Name:Camellia chekiangoleosa 'Dongyang Youzhu No.9'

Chinese Name:东阳优株9

Japanese Name



» English Description

Yao Xiaohua and Ren Huadong eds. 2020. Oil-tea Camellia Genetic Resource in China. p.1212.【Resource number】330783-102-0009;Wild resources (special individual plant);Oil cultivation, genetic breeding materials. Originated in Dongyang City, Zhejiang Province.【PLANT】Open. Young shoots without hairs. Leaf buds yellow-green, without tomentose hairs.【LEAF】young leave light green,old leaves medium green,Oblong in shape. Leaf margins flat,Leaf apex acuminate,Leaf base cuneate,6.8 cm long and 2.72cm wide.【FLOWER】Sepals have hairs,petal in red color,the pistil shorter than the stamen,stigma lobed 3. Ovaries without pubescent.【FRUIT】surface smooth,Ovoid,Teal in color;average weight 74.92g;Ratio of fresh seeds 21.6%;Testa color black;Kernel oil content 24.7%.【FATTY ACID CONTENT】Oleic acid 76.8%,Linoleic acid 10.7%,Linolenic acid 0.3%.,Stearic acid 1.7%,Palmitic acid 9.9%. Full blooming season Mid January to Mid-February;Fruit harvest season Late September.

» Chinese Description

姚小华、任华东主编,2020年《中国油茶遗传资源》第1212页。【资源编号】330783-102-0009;野生资源(特异单株);油用栽培,遗传育种材料。产于浙江省东阳市。【植株】树姿开张.嫩枝无绒毛. 叶芽黄绿色.无绒毛.【叶】嫩叶浅绿色,老叶中绿色,长椭圆形. 叶缘平,先端渐尖,基部楔形,长6.8厘米,宽2.72厘米。【花】萼片有绒毛,花瓣红色,雄蕊比雌蕊高,柱头浅裂. 3裂. 子房无绒毛。【果】表面光滑,卵球形,青色;平均单果重74.92克;鲜出籽率21.6%;种皮黑色;种仁含油率24.7%。【脂肪酸含量】油酸76.8%,亚油酸10.7%,亚麻酸0.3%.,硬脂酸1.7%,棕榈酸9.9%。盛花期1月中旬至2月中旬;果熟期9月下旬。


Flower Size

Blooming Season China