yes but you can't find to much information about them.
· Xanthoceras · Xeranthemum · Xylobium
Xylobium a type of Orchid.xarthiopedia which is a flower in china
IrisImpatiensIpomoeaIxia
If you mean "U", there are 0 flowers that start with "U".
orchid
Aspidistra.
Runuculus
rose
Tagetes.
violet
Urgenia, Xeranthemum and Zinnia are flowers. They begin with letters U X and Z.
Some flowers that start with the letter "P" include peonies, pansies, poppies, and petunias.