hybrid:
E. altissimum
x
E. cannabinum
E. cannabinum
E. altissimum
Evidence from ITS-2 DNA sequence to confirm a the parentage of a spontaneous garden
cross between
Eupatorium altissimum
and
E. cannabinum
.
Note the “stutter” (red dotted
arrow) where there is a 2 bp insertion in
E. altissimum
vs.
E. cannabinum
.