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Home Cultivars Qingtian Youzhu No.20

Qingtian Youzhu No.20

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



Year Published/Registered2020

Cultivar Type:For Oil

AGM Type

Scientific Name:Camellia chekiangoleosa 'Qingtian Youzhu No.20'

Chinese Name:青田优株20号

Japanese Name



» English Description

Yao Xiaohua and Ren Huadong eds. 2020. Oil-tea Camellia Genetic Resource in China. p.1187.【Resource number】331121-102-0020;Wild resources (special individual plant);Oil cultivation, genetic breeding materials. Originated in Qingtian County, Zhejiang Province.【PLANT】upright. Young shoots without hairs. Leaf buds green, without tomentose hairs.【LEAF】young leave medium green,old leaves dark green,oval in shape. Leaf margins flat,Leaf apex acuminate,Leaf base nearly round,10.19 cm long and 5.15cm wide.【FLOWER】Sepals have hairs,petal in red color,the pistil shorter than the stamen,stigma Split 3. Ovaries without pubescent.【FRUIT】surface smooth,Ovoid,Teal in color;average weight 62.48g;Ratio of fresh seeds 29.55%;Testa color black;Kernel oil content 44.5%.【FATTY ACID CONTENT】Oleic acid 83.5%,Linoleic acid 5.9%,Linolenic acid 0.2%.,Stearic acid 2.1%,Palmitic acid 7.5%. Full blooming season Early to mid Mar;Fruit harvest season Late August to early September.

» Chinese Description

姚小华、任华东主编,2020年《中国油茶遗传资源》第1187页。【资源编号】331121-102-0020;野生资源(特异单株);油用栽培,遗传育种材料。产于浙江省青田县。【植株】树姿直立.嫩枝无绒毛. 叶芽绿色.无绒毛.【叶】嫩叶中绿色,老叶深绿色,椭圆形. 叶缘平,先端渐尖,基部近圆形,长10.19厘米,宽5.15厘米。【花】萼片有绒毛,花瓣红色,雄蕊比雌蕊高,柱头中裂. 3裂. 子房无绒毛。【果】表面光滑,卵球形,青色;平均单果重62.48克;鲜出籽率29.55%;种皮黑色;种仁含油率44.5%。【脂肪酸含量】油酸83.5%,亚油酸5.9%,亚麻酸0.2%.,硬脂酸2.1%,棕榈酸7.5%。盛花期3月上中旬;果熟期8月下旬至9月初。


Flower Size

Blooming Season China