daisy
Lily
Trumpet Vine is a flower. It begins with the letters TR.
I assume you mean 8 letters. Marigold
The flower with only three letters in its name is the "lily."
The dahlia has 6 letters.
A flower using some of those letters is the blossom of apricot.
Those letters spell carnation.
aster
A portobella
Frangipani.
Clary.
carnation