This is the scientific name for plains cottonwood.
What is Populus deltoides?
Tree with single, opposite, deltoid leaves.
What is quaking aspen (Populus tremuloides)?
This trees bark smells like butterscotch.
What is ponderosa pine (Pinus ponderosa)?
This tree has blue, round berry-like cones.
What is Rocky Mountain juniper (Juniperus scopulorum)
This tree has cones that are armed, asymmetrical, and serotinous.
What is lodgepole pine (Pinus contorta)?
The scientific name for Gambel oak.
What is Quercus gambelii?
This tree can be distinguished by its white resin flakes on the needles.
What is bristlecone pine (Pinus aristata)?
A tree with corked warts and gray bark.
What is hackberry (Celtis occidentalis)?
Tree with seeds in a large pod.
What is honeylocust (Gleditsia triacanthos)?
This trees cones have 3-pronged bract that extend from under each scale.
What is Douglas-fir (Pseudotsuga menziesii)?
Scientific name for Russian olive.
What is Elaeagnus angustifolia?
This tree has parallel veins evident on back of leaf, the leaf base is unequal
What is American elm (Ulmus americana)?
This trees bark contains salicin (similar to asprin)
What is willow species (Salix sp.)?
This tree has large, fleshy berries.
What is American plum (Prunus americana)?
This tree has cones that are purple-olive green, which fall apart at maturity.
What is white fir (Abies concolor)?
The scientific name for green ash.
What is Fraxinus pennsylvannica?
These trees needles are shaped like a catcher's mitt.
What is piñon pine (Pinus edulis)?
This tree looks like it has eyes.
What is quaking aspen (Populus tremuloides)?
Daily Double
Colorado's state tree!
What is blue spruce (Picea pungens)?
This tree has cones that are small, about 2” and large wingless seeds.
What is piñon pine (Pinus edulis)?
This is the scientific name for subalpine fir.
What is Abies lasiocarpa?
This tree has pinnately compound, opposite leaves with 5 leaflets which resembles poison ivy.
What is boxelder (Acer negundo)?
This tree has smooth, grayish-white bark with resin blisters
What is subalpine fir (Abies lasiocarpa)?
This tree has fruit that is a flat samara with a circular papery wing surrounding the single 4–5 mm seed.
What is the American elm (Ulmus americana)?
This tree has cones that are 3-6” long, are armed and the base left on twig
What is ponderosa pine (Pinus ponderosa)?