Peanut ( Arachis hypogaea L.) is an important crop in the world, serving as a key source of edible oil and protein. Comprehensive genomic and phenotypic analyses were conducted on 87 accessions from the U.S. peanut mini-core collection using 217 Gb of high-quality resequencing data to identify the candidate genes and markers that underlie the leaf spot resistance and seed dormancy in peanuts. A total of 87,726 SNPs were identified and mapped across 20 chromosomes, revealing a higher SNP density