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12 Cards in this Set
- Front
- Back
Tracheophytes
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Collectively the 7 phyla that possess well-developed vascular systems that transport materials throughout the plant body
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Non-Tracheophytes
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Referring to the 3 phyla; liverworts, hornworts, and mosses
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Mitosis
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Nuclear division in eukaryotes leading to the formation of 2 daughter nuclei, each with a chromosome complement identical to that of the original nucleus
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Meiosis
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Division of a diploid nucleus to produce 4 haploid daughter cells; the process consists of 2 successive nuclear divisions with only 1 cycle of chromosome replication
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Cuticle
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A waxy covering that retards drying
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Phloem
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Conducts the products of photosynthesis
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Xylem
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Conducts water and minerals
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Microphyll
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A single vascular strand that has departed from the stem without disturbing the stem's vascular tissue
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Megaphyll
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A larger, more complex leaf found in ferns and seed plants
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Heterosporous
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The most ancient of the tracheophytes
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Homosporous
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The plants that bear a single type of spore
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Tracheid
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The principal water-conducting element in the xylem in all tracheophytes except the angiosperms
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