Bio 1215 Lab 2 Diversity in kingdom plantae

What is the general plant life cycle (Alternation of Generations?)
What is this?

Moss gametophyte
What is this?

Moss sporophyte
What is this? and what does it produce on surface of their gametophytes?

Liverworts, produce small cup shaped structures called gemmae cups on top of their gametophytes.
What is this? And what what phylum is this under?

Phylum Lycophyta

fragile looking, light freen, leaves fall with gravity
Whats the common name for this? and what phylum is it under?

Running Pine, phylum Lycophyta, "club moss" not really a moss.
What are these? Why phylum is it in?
1.

2.
Phylum Pterophyta. These Pterophyte sporophytes can grow to the size of a tree, froma microscopic gametophyte view.
- 1. Horse tails - green bamboo stick like
- 2. whisk ferms - not really a fern
What is a sorus? (plural sori)
Where is the sorus here?

Fern sporophytes produce sporangia in clusters on the back of the fern fronds. Each cluster is called a sorus.

sorus = whole round yellow structure is made of sporangia.
Which is the archegonia? And the antheridia?

fern gametophyte with archegonia = small dark tube like structures each contains one egg

fern gametophyte with antheridia = small round blue/green ball like strucutres each anteridia contains many sperms
What are the four phyla making up gymnosperms?
1. Cycadophyta Ex. Cycad
- 2. Ginkgophyta - Ginkgo seeds/ maidenhair tree
- 3. Gnetophya - jointfir
- d. Coniferophyta - pinetree

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lindaphann

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Bio 1215 Lab 2 Diversity in kingdom plantae

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Diversity in kingdom plantae

Updated

2012-01-30T16:26:11Z

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