ANGIOSPERMS AND GYMNOSPERMS

ANGIOSPERMS

• Angiosperms are flowering plants.
• They are the most abundant of all plants
• They contain fruit. (ex. apples, oranges)
• Angiosperms reproduce by pollination.

EXAMPLES OF ANGIOSPERMS

• Garden flowers.
• Fruit Trees
• Vegetables

REPRODUCTION OF ANGIOSPERMS

• They reproduce by pollination.
• Some only have male reproductive structures.
• Others only have female.
• Those are considered incomplete.
• While others have both structures called androgynous.

GYMNOSPERMS

• Gymnosperms are plants that bear cones.
• Reproduce by structures called scales.
• Have needles instead of leaves.
• "Gymnosperms" is Greek for "naked seeds"
• Embryo is enclosed within the seed.

EXAMPLES OF GYMNOSPERMS

• Pine tree
• Ginkgo
• Cycads

REPRODUCTION OF GYMNOSPERMS

• Male and female cones found on trees.
• Female cones bigger and higher up in the tree.
• Pollen tube formed when male and female cone touch.
• Pollen tubes form zygotes.