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Science » Life Sciences » Botany


offers resources related to the study of earth's more than 400,000 documented species of plant life. Topics include the history of botany, paleobotany, plant pathology, genetics, anatomy, ecology, algae, mosses, ferns, agronomy, forestry, horticulture, annuals and perennials, vegetables, wildflowers, invasive plant species and weeds, disease and pest management, taxonomies, plant identification tools, plant databases, and science projects. (National Biological Information Infrastructure, U.S. Geological Survey)

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Interesting Fact:

Annuals are plant species that complete an entire life cycle in one growing season. In contrast, the lives of perennials extend beyond one growing season.
A flower of Tibouchina semidecandra

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