*A filter bed containing a [[Bioretention: Filter media| filter media]]
*A filter bed containing a [[Bioretention: Filter media| filter media]]
−
*An [[Bioretention: Internal water storage| internal water storage reservoir]] composed of a [[reservoir aggregate]] layer and may include embedded void-forming structures.
+
*An [[Bioretention: Internal water storage| internal water storage reservoir]] composed of a [[reservoir aggregate]] layer, and may include embedded void-forming structures.
*[[Plant lists|Plants]], and
*[[Plant lists|Plants]], and
*A filter bed surface cover layer (e.g. [[mulch]] and [[stone]])
*A filter bed surface cover layer (e.g. [[mulch]] and [[stone]])