In this book, I roughly hold to the following definition of the term ‘tree’: A tree is a woody plant with one main erect perennial stem reaching at least 3 m of height and giving rise to a crown of a well definable, characteristic shape.
KeywordsWoody Plant Characteristic Shape Strict Sense Internal Factor Narrow Sense
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.
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