Trees

Trees are plants growing over 15ft tall with woody stems that live for many years. Shrubs also have woody stems but grow less than 15ft tall; they are included in their respective flower color/shape pages.

a treea flowera treea tree
AspenBlack Locust Bog BirchBoxelder Maple
a treea treea treea tree
Colorado Blue SpruceDouglas FirEngelmann SpruceJuniper(5)
a treea treea treea tree
Lodgepole PineMountain AlderNarrow-leaf CottonwoodNarrow-leaf Hoptree
a treea treea treea tree
New Mexico OliveOak(3)Piñon PinePonderosa Pine
a treea treea treea tree
Rio Grande CottonwoodRocky Mountain BirchRocky Mountain MapleRussian Olive
a treea flowera tree
Siberian ElmSingle Leaf AshSnowball TreeSubalpine Fir 
a flowera flowera treea tree
TamariskWestern ChokecherryWhite FirWillow(12)*