Plant Diversity 1 Flashcards
What did land plants evolve from?
green algae
What are the closest relatives to plants?
charophytes, green algae
What are some shared derived characteristics of plants?
Alternation of generations multicellular dependent embryos walled spores produced by sporangia multicellular gametangia
Do the alternation of generation life cycle in head then look at slide.
What is the scientific name for moss? fern?
bryophyta
lycophyta
THink of life cycle of moss then look at slide
What structure in moss makes sperm? egg?
antheridium
archegonium
Where do the sporophytes of moss grow out of? What do the sporophytes contain?
archegonium, contain a sporangium
What are protonemata?
Chain of cells that form as moss spores germinate.
What is this?
Moss antheridium.
What is this?
Moss archegonium.
What is this?
Moss sporangium with spores.
Think of the life cycle of a fern and then look at the picture.
What is this?
Fern gametophyte
What is this?
Fern antheridium
What is this?
Fern archegonium
What is this?
Fern rhizome (underground stem)
