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However, we can assure you, most Washington conversations are bereft of dendrology.

While wandering through the woods, take advantage of the free dendrology lessons: Informative signs detail the characteristics of the surrounding linden, beech, maple and oak trees.

Or, because their theory of dendrology convinces them that an ideal fruit-tree would supply any fruit desired upon application, do they denounce the non-pear-bearing peach-tree in the columns of their valuable journal?