6/4/2023 0 Comments Cad tree blocks![]() Trees are not a taxonomic group but include a variety of plant species that have independently evolved a woody trunk and branches as a way to tower above other plants to compete for sunlight. In some usages, the definition of a tree may be narrower, including only woody plants with secondary growth, plants that are usable as lumber or plants above a specified height. In botany, a tree is a perennial plant with an elongated stem, or trunk, supporting branches and leaves in most species.
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