A new study has investigated the genetic history of roses, which are part of the genus Rosa and a member of the Rosaceae family, regardless of what color.. | Genetics And Genomics ...

A genomic analysis of roses has shown the ancestral rose was not red, white, or pink but yellow, which would have proven ...

The results revealed that the earliest roses were yellow, with just one row of petals, and leaves split into seven leaflets.

and that the plants probably evolved to adapt to distinct climates — yellow flowers with small leaves in the arid northwest, and white, fragrant bunches of flowers in the warm, humid southwest. The ...