The sunflower species Helianthus anomalus is thought to have been formed by hybridization between the sunflower species H. petiolaris and H. annuus because it contains a set of chromosomes from both parental species. H. anomalus is most likely an example of instantaneous speciation through
allopolyploidy.
autopolyploidy.
parthenogenesis.
hybrid sterility.

Respuesta :

Answer:

Answer is allopolyploid.

Explanation:

Allopolyploid occurs when the individual has more than two genomes which come from different species.