Plants: Multicellular, autotrophs,
have cell walls.
Appear 900 +million
years ago!
Water Plants
• Algae
• Nonvascular (no tubes)
Brown Algae Gallaries
http://saltaquarium.about.com/od/alga
ephotosclassificati/ig/Brown-AlgaePhoto-Gallery/Asteronemabreviarticulatum.htm
Green Algae Gallaries
• http://saltaquarium.about.com/od/algaephot
osclassificati/ig/Green-Algae-PhotosGallery/Green-Hair-Algae-Photo.htm
Red Algae Gallaries
• http://saltaquarium.about.com/od/algaemari
neplantcare/ig/Red-Algae-PhotosGallery/Acanthophora-pacifica-algae.htm
Plants move to land…Nonvascular land
plants (no tubes), no seeds
• Mosses, Liverworts, Hornworts
• http://www.sustainable-gardening.com/wpcontent/uploads/MossFlickrIonushi.jpg
• http://waynesword.palomar.edu/bryoph1.htm
What do you notice about the size of
the mosses, hornworts, and
liverworts?
Mosses, Liverworts, Hornworts
•
•
•
•
Cannot support structures, so cannot grow big
Cannot transport water/minerals very far
Must say moist
Have no way to get water/minerals, unless
they are on the ground with it
• Must use water to get the sperm to the egg
(No seeds)
Vascular Plants
• Roots, stems, and leaves.
Vascular Seedless Plants
• Ferns
• Horsetails
• Club Mosses
Vascular Seedless Plants use Spores to
reproduce.
• Must be in very moist environments for
reproduction.
Vascular Seed Plants
• Gymnosperms – naked seed (cone bearers)
• Angiosperms – flowering plants that produce
a seed.