Transcript What is a Plant?

Note Taker Guide
for pg. 304-307
Non Vascular Plant
Moss
Liverworts
Hornworts
Where do they get their water?
What is a rhizoid?
How does a rhizoid help?
Nonvascular plants are important
•
•
•
•
•
First to live in an environment
Form a thin layer of soil
Reduce soil erosion
Food for some animals
Nesting material for some animals
Seedless vascular plants
Club mosses
 Grew to 40 m in ancient forests.
Rhizome- underground stem
http://www.deanza.edu/faculty/mccauley/6a-labs-plants-02.htm
Plant Reproduction
Fern
Plants make spores
in the sporophyte stage
Plant Reproduction
 When the spores of some plants grow, the new plants
called gametophytes
Plant Classification
 Fern is an example
of a seedless vascular plant
 Fronds – First fern leaves
Club moss vs. Moss
 Club moss has vascular tissue moss does not
Height
 Club mosses
 Horsetails
 20m
 8m
Horsetail silica
Horsetails – used to scrub pots
Role of seedless vascular plants
 Help prevent soil erosion
 Form communities
 Add to soil depth
 House plants
 Cooked and eaten
 Shampoo
 Skin-care products
 Coal to heat homes