BOND — Means a type of financial security; equivalent forms of financial security shall be subject to approval by the Director.

DIRECTOR — Means the Director of the Community Development Department or his/her designated representative.

DRIPLINE — Means an imaginary line extending downward from the ends of the outermost branches of the tree to the ground.

MATURE TREE — Means any oak tree with a trunk of six (6) inches or greater diameter as measured three (3) feet from the lowest adjacent natural ground level.

OAK TREE — Means any species of the genus "Quercus" having a trunk or trunks of three (3) inches diameter as measured at a point three (3) feet above the ground.

SIGNIFICANT TREE — Is a designation for any species of tree having a trunk or trunks of twenty-four (24) inches diameter as measured at a point three (3) feet above the ground.

PERMIT — Means a written authorization by the Director of the City Council that specifically designates the location, number, type and size of oak trees that a person has permission to impact in a potentially adverse manner, or remove.

PERSON — Means individuals, associations, corporations, public agencies and their agents and employees.

HEALTHY TREE — Means a tree exhibiting good structural integrity, free of serious diseases, and maintaining normal appearance appropriate to the species including size of tree and leaves, normal coloration, and displaying normal vigor and growth characteristics of the species. Health and condition shall be determined consistent with the "Guide for Plant Appraisal", an International Society of Arboriculture publication (1992 or subsequent editions).