The educational value of the collection is enhanced by the grouping of plants into several mini-gardens: bog, salt marsh, orchids and bromeliads, xerophytes, herbs, purple, ferns and their relatives, and nonvascular.
(The educational value of the collection; is enhanced; by the grouping of plants; into several mini-gardens)
The educational value of the collection
is enhanced
by the grouping of plants into several mini-gardens