The list below includes the common name and Latin name for some plants.
Chinese rose: Rosa chinensis
peony: Paeonia officinalis
gerbera daisy: Gerbera viridifolia
scarlet runner: Phaseolus coccineus
altissimo rose: Rosa delmur
Based on this list, which pair of plants are most closely related?
scarlet runner and altissimo rose
Chinese rose and altissimo rose
peony and gerbera daisy
peony and scarlet runner
The pair of plants that are most closely related is Chinese rose and altissimo rose.
Explanation: Both the Chinese rose (Rosa chinensis) and the altissimo rose (Rosa delmur) belong to the same genus, Rosa. Generally, plants within the same genus share a more recent common ancestor compared to those in different genera. Therefore, they are more closely related to each other than to plants in other genera like Paeonia (peony) or Phaseolus (scarlet runner).