Gapless pangenome analyses reveal fast Brassica rapa subspeciation. - Ma, Wei; Liu, Yuanming; Wei, Xiaochun; Zhang, Xiaomeng; Li, Xiaonan; Liu, Zhaokun; Yuan, Lingyun; Li, Guangguang; Zhang, Shu; Yang, Qihang; Chang, Xiaocong; Han, Zizhuo; et al. (Science, 2026)