Phylogenomics of Drosera anglica's allopolyploid origin

Drosera anglica is one of the 8 species which occur in North America, all of which belong to Drosera sect. Drosera. Drosera anglica is wide spread with a circumboreal plus Hawaii distribution and has long been studied due to interest into its allopolyploid origin. This question is teased apart using transcriptomic and genomic data from species representing Drosera sect. Drosera.