Exam 2 (Plants) Flashcards
Most important dispersal method
Animal intestinal tracks
Dispersal methods(most to least important)
a. Animal intestinal Tracks
b. Animal fur/feet
c. Animal stashes
d. wind
e. water
f. mechanical
Annual
Whole life cycle in ONE year
Annual example
Rye Grass
Biennial
TWO year life cycle
Biennial example
Daisy
Perennial
-THREE+ years to reach adulthood
-after that they reproduce yearly
Perennial example
Fir, Magnolia, Pine, Oak, Maple
Evergreen
-Replaces leaves gradually
-never goes “bald”
Evergreen example
Fir, Magnolia, Spruce, Pine
Deciduous
loses and gains ALL its leaves at once
Deciduous example
Oak, Hickory, Maple, Dogwood, Cherry
Photoperiodism
Ability of plants to measure changing day length
Long day plants
Reproduces when days get longer
Long Day plants example
Lily, Iris, Daffodils, Orchids
Short day plants
Reproduces when days get shorter
Short day plant examples
Goldenrod
Day neutral plants
Reproduces anytime, regardless of day length
Day neutral examples
Queen Anne’s Lace
Herbaceous Stems
Soft and Fleshy
Woody stems
Hard and Rigid
Primary Xylem
All plants have this, regular xylem
Secondary Xylem
-wood, only woody plants have this
-Hardens over time
Lignin & Tannin
-very acidic
-metabolic waste
