Plants
(Vascular plants)
• Ferns
• Flowering plants
• Non flowering plants
Types of plants
•
Non vascular (algae)
•
Vascular (angiosperms, gimnosperms)
Vascular plants have specialised tissues Xylem and
Phloem which are called transport tissues.
The Xylem is used to transport water and solutes from the
roots to the leaves.
The Phloem is used to transport food from the leaves to the
rest of the plant
Ferns
Picture taken from http://www.economist.com/news/science-and-technology/21600856-survivalferns-present-depended-ancient-accident-time-and
Ferns
• Rhizomes have buds that
may develop shoots
above the ground.
• The shoots become
independent plants when
the connecting rhizome
dies.
Ferns
Sporangia
http://sciencelearn.org.nz/Contexts/Ferns/Sci-Media/Animations-andInteractives/Fern-life-cycle
Flowering plants (angiosperms)
•
Dictolyedons
•
Monocotyledons
Types
Cotyledon
Is a modified leaf in a seed and it plays a part
in supplying food to the embryo.
Dicotyledons
Monocotyledons
Non flowering plants (Gimnosperms)
-
They do not produce flowers or fruit
They are pollinated by the wind
Seeds do not have an outer covering
Four major divisions:
Four major divisions:
- Cycadophyta
- Gnetophyta
- Coniferophyta
- Ginkgophyta