genome structure. The mitogenome of the earliest angiosperm Amborella is remarkable in
carrying rampant foreign DNAs, in contrast to Liriodendron, the other only known early
angiosperm mitogenome that is described as 'fossilized'. The distinctive features observed in
the two early flowering plant mitogenomes add to the current confusions of what early
flowering plants look like. Expanded sampling would provide more details in understanding …