Non-living inner core of the trunk that provides structural support.
Heartwood
This leaf type consists of a single, continuous blade attached to a single petiole
Simple Leaf
This category of trees keep their needles year round
Evergreen
Trees with opposite branching fall into this acronym
MAD Horse
Beloved alien-tree like creature from guardians of the galaxy
Groot
These are the two main functions of the roots.
Absorb nutrients and anchor the tree
If a tree is not in the MAD Horse family it will have this type of arrangement
Alternate
Cone bearing tree
Conifer
The state tree of Michigan
White Pine
This book or movie features a small orange creature that says "unless someone like you cares a hole awful lot, nothings going to get better, its not
The Lorax
Process when a tree uses sunlight, water, and carbon dioxide to make their own food and release oxygen.
Photosynthesis
This leaf type features more than one blade attached to a single petiole
Compound Leaf
Term for a tree that loses its leaves in the fall
Deciduous
Winged seeds like "helicopters" are scientifically called this
samara
This violent, thrashing magical tree on the grounds of hogwarts
Whomping Willow
Directional growth of a tree in response to a light source
Phototropism
The bundle, or cluster of needles of a pine tree is called this
Fascicle
Mans intervention in a tree to change a trait of that tree
Cultivar
This tree of Michigan has a distinctive whorled leaf pattern
Catalpa
In Lord of the Rings, this ancient, giant tree-man (Ent) leads an attack on Isengard
Treebeard
Located in between the phloem and xylem, it is the primary growth engine, producing new wood inward and new bark outward
Cambium
This term describes leaf edges that have small, sharp teeth like a saw
Serrated (course-toothed)
A non-native species that successfully survives and reproduces in the wild
Naturalized
When identifying a winter twig, often the most distinctive part is the bud at the tip, referred to as this
Apical Bud (Terminal Bud)
A sad children's book about a tree that gives away all its parts to help a human grow old
The Giving Tree