Post on 03-Apr-2019
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Bryophytes: The Mosses
The simplest land plant
Cuticle and stomata are present
Do NOT have:
1. Vascular tissue
2. True leaves
3. Roots
4. Seeds
Require wet conditions
Lycophytes and Pterophytes: The Ferns
Vascular tissue is present
Lignin = rigid cell walls (woody tissue)
Simple root and stem systems
a) Stems are usually in the form of rhizomes
b) Leaves = fronds
Gymnosperms: The Conifers
Reproductive structures = cones
a) Male cone produces pollen
b) Female cone produces eggs
Needlelike leaves and thick cuticles
Root systems interact with mycorrhizal fungi
Angiosperms: The Flowering Plants
Most dominant plant species in the world
Reproductive structures = flowers
a) male and female structures on same flower
b) after fertilization forms a fruit
Pollination occurs through:
a) wind
b) other animals
Dispersal methods:
a) wind
b) water
c) other organisms