Magnoliids represent the third largest branch of the most diverse and species-rich angiosperms,and their phylogenetic position relative to monocots and eudicots remains uncertain(Dong et al.,2021).Here,we describe the...Magnoliids represent the third largest branch of the most diverse and species-rich angiosperms,and their phylogenetic position relative to monocots and eudicots remains uncertain(Dong et al.,2021).Here,we describe the assembly of a high-quality chromosome-level genome sequence for Cinnamomum camphora(camphor),an evergreen tree belonging to Lauraceae.Genomebased phylogenetic analysis indicated possible incomplete lineage sorting(ILS)during the rapid diversification of the early diverging branches of angiosperms,which may have led to the unstable phylogenetic position of magnoliids.展开更多
基金support received through the Special Funds for Leading Scientific and Technological Innovation Talents of Fujian Province,China(KRC16006A)awarded to S.-Q.Z.Fujian Forestry Science and Technology Project—Genome Sequencing and Application of High-quality Resources Screening of Camphor tree,China(2021FKJ19)awarded to G.-R.C.Fujian Forestry Science and Technology Extension Project—Cultivation Demonstration of a New Camphor Variety Nan’an No.1,China(2021TG10)awarded to X.-H.W.
文摘Magnoliids represent the third largest branch of the most diverse and species-rich angiosperms,and their phylogenetic position relative to monocots and eudicots remains uncertain(Dong et al.,2021).Here,we describe the assembly of a high-quality chromosome-level genome sequence for Cinnamomum camphora(camphor),an evergreen tree belonging to Lauraceae.Genomebased phylogenetic analysis indicated possible incomplete lineage sorting(ILS)during the rapid diversification of the early diverging branches of angiosperms,which may have led to the unstable phylogenetic position of magnoliids.