SRX2172199 GSM2318883 SRP089999 PRJNA343225 SRS1700012 SAMN05784259 Bisulfite-Seq GENOMIC RANDOM Following liquid nitrogen grinding, DNA was purified using the Machery-Nagel NucleoSpin plant II DNA extraction kit Bisulfite treatment was applied to determine the cytosine methylation status using the Epitect bisulfite kit. Illumina library was then constructed following manufacturer's instructions Illumina HiSeq 2000 gds 302318883 GSM2318883 GEO Accession GSM2318883 SRX2172200 GSM2318884 SRP089999 PRJNA343225 SRS1700014 SAMN05784258 Bisulfite-Seq GENOMIC RANDOM Following liquid nitrogen grinding, DNA was purified using the Machery-Nagel NucleoSpin plant II DNA extraction kit Bisulfite treatment was applied to determine the cytosine methylation status using the Epitect bisulfite kit. Illumina library was then constructed following manufacturer's instructions Illumina HiSeq 2000 gds 302318884 GSM2318884 GEO Accession GSM2318884 SRX2172201 GSM2318885 SRP089999 PRJNA343225 SRS1700015 SAMN05784257 Bisulfite-Seq GENOMIC RANDOM Following liquid nitrogen grinding, DNA was purified using the Machery-Nagel NucleoSpin plant II DNA extraction kit Bisulfite treatment was applied to determine the cytosine methylation status using the Epitect bisulfite kit. Illumina library was then constructed following manufacturer's instructions Illumina HiSeq 2000 gds 302318885 GSM2318885 GEO Accession GSM2318885