No, The Umbrella flower is not the only thing that starts with u. Unicycle starts with u as well.
Umbrella Flower
a umbrella
umbrella
How about "Umbrella"
Ursinia is a flower. It begins with the letter U.
Umbrella, Underpants, Ukelele...
Unicorn, universe, unicycle, umbrella, and undershirt are some things that start with "u".
Umbrella, Unicorn, Utensil, Uniform, Uterus.
Urethra Umbrella ---- ----
Ukulele is an object. Umbrella is an object.
· umbrella · uncle · underwear · unit
- umbrella - unicorn (toy, that is) - uglyfruit