· Umbrella Palm
· Ulmus Americana
· Ulmus Rubra
· Umbellularia Californica
· Upland Willow Oak
· Una De Gato
Trees that begin with R:RedwoodRauvolfiaRhabdothamusRed Oak
adjectives that begin with the letter U areuglyunctuousunderratedundiplomaticunbelievableunstoppableurgentusefuluselessuncomfortableUltraUltraconservativeUltramarineUltramodernUmberUmbilicalUnitedUniversalUnjustUnkindUnknowingUnknownUnlawfulUnlikeUnlikelyUnluckyUnlimited
Fir Trees, Field Maple Trees.
Umbrella Palm, Ulmus Americana, Ulmus Rubra, Umbellularia Californica, Upland Willow Oak and Una De Gato are trees. They begin with the letter u.
· Redbud
Giant sequoia, golden rain and grapefruit are trees. They begin with the letter g.
Douglas fir
Beech, Birch.
Sugar
Ultimatum, uncle, undertaker and unicorn begin with the letter u. Union, utopia, usual and usage begin with the letter u.
Maple, Mountain Ash and Mulberry are trees. They begin with the letter M.
U boat