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THE PLANT KINGDOM. I The Importance of Plants II What is a Plant? III The Two Divisions of the Plant Kingdom IV Alternation of Generations V Evolutionary Trend of Plants. DIVISION BRYOPHYTA. I TAXONOMY 1. CLASS MUSCI (mosses) 2. CLASS HEPATICAE (liverworts)
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THE PLANT KINGDOM • I The Importance of Plants • II What is a Plant? • III The Two Divisions of the Plant Kingdom • IV Alternation of Generations • V Evolutionary Trend of Plants
DIVISION BRYOPHYTA • I TAXONOMY • 1. CLASS MUSCI (mosses) • 2. CLASS HEPATICAE (liverworts) • 3. CLASS ANTHOCEROTAE (hornworts)
CLASS MUSCI (MOSSES) • 1. Lack specialized supporting and conducting tissues. • 2. Usually small and ground hugging • 3. Lack true roots, stems. & leaves • 4. Anchor themselves in the soil by • rhizoids. • 5.Moist, shaded environment • GAMETOPHYTE dominant generation.