Bio+presentation_1_-1

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Click to edit Master subtitle style 2/25/11 Plants Megan Pettingill Christina Miller Lindsey Headley Jessica Norwood
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2/25/11 Facts about vascular plants Originated about 425 million years ago. Lignin-hardened vascular tissues provide strong support, enabling stems to stand upright and grow tall on land. Require moist conditions for fertilization and disperse their offspring as spores that are carried by air currents.
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2/25/11 Vascular seeded Vascular plants with seeds evolved about 360 million years ago. Today, the seed plant lineage accounts for over 90% of the approximately 290l000 species of living plants. Seeds and pollen are key adaptations that improved the ability of plants to diversity in terrestrial habitats.
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2/25/11 Reproduction of vascular A seed consists of an embryo packaged with food supply within a protective covering. This survival packet facilitates wide dispersal of plant embryos. Pollen brings sperm-producing cells into contact with egg-producing parts.
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Jacaranda Trees Scientific name: Jacaranda Mimosifolia . The species name mimosifoloia refers to the foliage, which resembles that of the mimosa or wattle tree. Common name: Jacaranda The color of the flowers varies from soft blue through to mauve-blue and almost purple. Trumpet shaped flowers
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This note was uploaded on 02/24/2011 for the course BISC 200 taught by Professor Yan during the Spring '09 term at University of Delaware.

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Bio+presentation_1_-1 - Click to edit Master subtitle style...

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