Table 1. The 18 tea accessions of Camellia sinensis and its wild relatives used in this study.

Code	Accession Name	Species/Varieties	Sample Type	Sampling Location
Ctl-1	Bada 1	C. taliensis	wild	Menghai country, Yunnan province
Ctl-2	Bada 4	C. taliensis	wild	Menghai country, Yunnan province
Ctl-3	Daxueshan	C. taliensis	wild	Shuangjiang country, Yunnan province
Ccc-1	Daweishan 1	C. crassicolumna	wild	Tai Wai Mountain National Nature Reserve, Pingbian country, Yunnan province
Ccc-2	Daweishan 2	C. crassicolumna	wild	Tai Wai Mountain National Nature Reserve, Pingbian country, Yunnan province
Ccc-3	Daweishan 4	C. crassicolumna	wild	Tai Wai Mountain National Nature Reserve, Pingbian country, Yunnan province
Ccc-4	Daweishan 5	C. crassicolumna	wild	Tai Wai Mountain National Nature Reserve, Pingbian country, Yunnan province
Ctg	Fuyuan	C. tachangensis	wild	Fuyuan country, Yunnan province
Ctb	Bangwei	C. taliensis var. bangwei	semi-wild	Shuangjiang country, Yunnan province
Csa-1	Nanruoshan 1	C. sinensis var. assamica	cultivated	Nanruo Moutain, Menghai country, Yunnan province
Csa-2	Nanruoshan 2	C. sinensis var. assamica	cultivated	Nanruo Moutain, Menghai country, Yunnan province
Csa-3	Yunkang 10	C. sinensis var. assamica	cultivated	Tea Research Institute of Yunnan Academy of Agricultural Science
Css-1	Shuchazao	C. sinensis var. sinensis	cultivated	Agricultural plantations of Anhui Agricultural University
Css-2	Longjing 43	C. sinensis var. sinensis	cultivated	Agricultural plantations of Anhui Agricultural University
Css-3	Anhui 1	C. sinensis var. sinensis	cultivated	Tea Research Institute of Anhui Academy of Agricultural Science
Css-4	Tieguanyin	C. sinensis var. sinensis	cultivated	Tea Research Institute of Fujian Academy of Agricultural Science
Css-5	Fudingdabai	C. sinensis var. sinensis	cultivated	Tea Research Institute of Yunnan Academy of Agricultural Science
Css-6	F1individual from “Yunkang 10 × Fudingdabai”	C. sinensis var. sinensis	cultivated	Tea Research Institute of Yunnan Academy of Agricultural Science