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38 Cards in this Set
- Front
- Back
Phyla of the Bryophytes |
Bryophytes:
Hepatophyta Anthocerophyta Bryophyta |
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Hepatophyta common name: |
liverworts |
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Anthocerophyta common name: |
hornworts |
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Bryophyta common name: |
mosses |
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The life cycle of plants can be described by the term: "_________________________" |
Alternation of Generations |
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Alternation of Generations |
The fluctuation between a diploid sporophyte and a haploid gametophyte |
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Unlike vascular plants, in all three bryophyte phyla the ______________ are the dominant stage of the life cycle: |
Unlike vascular plants, in all three bryophyte phyla the haploid gametophytes are the dominant stage of the life cycle: |
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Phylum: Structures: Functions: |
Phylum: Hepaticophyta (liverworts) |
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Phylum: Structures: |
Phylum: Anthocerophyta (hornworts) |
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Phylum: Structures: Functions: |
Phylum: Bryophyta (mosses) |
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Phylum: Structures: |
Phylum: Bryophyta (mosses) |
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1. 2. 3. 4. |
1. Archegonial head (female) 2. Antheridial head (male) 3. Gemmae cups 4. Thallus |
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Subject: Function: |
Subject: Gemmae Function: Asexual reproduction |
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Structure(s): Phylum: |
Phylum: Hepatophyta (liverworts) |
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Structure(s): Ploidy: |
Structure: Marchantia female gametophytes and archegonia with eggs Ploidy: n |
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Subject: |
Subject: Marchantia Archegonia and eggs Function: sexual reproduction, production of sporophyte |
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Structure(s): Ploidy: |
Structure: Marchantia Antheridiophore and antheridia (male gametophytes) Ploidy: n |
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Structure (inner): Ploidy:
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Structure: Marchantia sporophyte Ploidy: 2n
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Phylum: Structure: |
Phylum: Anthocerophyta Structure: Thallus |
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Structure: Function: |
Anotheros foot Function: holds the growing sporophyte |
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Phylum: Structure: |
Phylum: Anthocerophyta Structure: Sporophyte |
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Subject: Function: |
Subject: Protonemata Function(s): absorption of water and minerals, later develops into gametophore |
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Phylum: Structures Function: |
Phylum: Bryophyta Structures: Mnium protonemata Function: production of young gametophytes |
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Phylum: Structure: |
Phylum: Bryophyta Strcuture: Mnium sporophyte
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Phylum: Structure: |
Phylum: Bryophyta Structure: Mnium archegonial head
Close up of archegonia and eggs |
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Phylum: Subject: |
Phylum: Bryophyta Subject: Mnium Antheridia Function: Sexual reproduction |
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All ______________ have spore-forming leaves |
Monilophytes, or seedless vascular plants |
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Monilophyta groups: |
Lycophyta (club mosses) Pterophyta (ferns, whiskferns, horsetails) |
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Phylum: Structures:
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Phylum: Monilophyta
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Phylum: Group: Structure: Function: |
Phylum: Monilophyta |
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Phylum: Genus: Common name: |
Phylum: Monilophyta Genus: Equisetum Common name: horse tail |
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Phylum: Genus: Common name: |
Phylum: Monilophyta Genus: Psilotem Common name: whisk fern |
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Structures: |
Shoot meristem and primordial leaves |
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Structure: |
Root meristem |
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Lycopodium strobilus cross-section
(cone-like structure)
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Phylum: Genus: Structure: Function: |
Phylum: Monilophyta Structure: Psilotum sporangium Function: |
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Phylum: Cross-section of: |
Phylum: Lycophyta (club mosses) Cross-section of: strobilis
Fun fact: highly flammable spores were once used to ignite air and kill flies |
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Cross-section of: Vascular tissues: |
Cross-section of: horsetail stem Vascular tissues: xylem (inner "holes") and phloem (surrounding xylem) |