2. TREE ID WORKBOOK QUESTIONS Flashcards
What is the classification of living organisms, including plants, called?
Taxonomy
List the levels of classification in order.
Kingdom
Phylum (Division for plants)
Class
Order
Family
Genus
Specific Epithet
Mnemonic: Kings Play Chess On Fat Gray Stumps
What are vascular plants whose seeds are covered (by an ovary) called?
Angiosperms
What are vascular plants with ‘naked seeds’ called?
Gymnosperms
What is the naming of plants called?
Nomenclature
What group do grasses, bananas, and palms belong to, and how many seed leaves do they have?
Monocots, one seed leaf
Name a tree with palmately compound leaves.
Buckeye or Horse Chestnut
Name a tree with pinnately compound leaves.
Ash or Walnut
A compound leaf with multiple leaflets will have how many buds?
One bud
Give an example of a tree species with more than one common name.
Carpinus caroliniana
In Acer saccharum, what does Acer identify?
Genus
In Acer saccharum, what does saccharum identify?
Specific epithet
How can species be further subdivided?
Subspecies, variety, forma, and/or cultivars
What is a cultivated variety called?
Cultivar
When two leaves or buds are located at the same node on a twig, what is this arrangement called?
Opposite
Which is the correctly written botanical name?
Quercus rubra
Which genus of trees usually does NOT have opposite leaf arrangement?
Quercus (oaks)
Which conifers have needles in bundles?
Pines
How does Douglas-fir (Pseudotsuga menziesii) differ from balsam fir (Abies balsamea)?
They are not in the same genus
Naturally occurring, closely related group within a species that has some distinctly different characteristics
Sub-species
Subdivision of a species that has a trait distinctly different from the other plants within the species and naturally breeds true to that trait.
Variety
Similar to a subspecies, but the differences are less obvious and more sporadic. These plants may have slightly different levels of cold hardiness or unique flower colours that randomly appear.
Form
Angiosperms include several major groups of plants, the largest being __________ & _________
Eudicotyldons (eudicots)
Monocotyledons (monocots)
Plant with tricolplate (three-grooved) pollen grains and two cotyldeons in its embyro.
Eudicotyldons
Plant with an embryo that has one single seed leaf (cotyledon). Palms and grasses.
Monocotyledons
Pines have needles usually bundled in clusters of?
two, three or five
Trees with opposite leaf arrangement fall into four genera represented by the memory device.
MAD Horse
Maple, ASH, DOGWOOD AND HORSECHESTNUT
Spruce starts with “s” which helps us to remember that these plants have needles that are?
Short
Sharp
Single
Square
Central core of a stem. Often lighter in colour than surrounding tissue.
Pith
The species is composed of the _____ and _______ ________
Genus/specific epithet
If the specific epithet is not known, “__ “ will follow the genus if it is only one species.
“sp”
The most common leaf arrangement, they have a single leaf at each node. In this arrangement, the leaves are not directly across from each other.
Alternate
