The Connecticut Botanical Society will walk into the interior of this new 540-acre preserve and botanize a 30-acre interior fen (footing good in midsummer). Underlain by gabbro bedrock, an ancient metamorphic rock of volcanic origin, like traprock, low hills with rock outcrops have minerotrophic plants such as Allegheny vine and abundant hop hornbeam.

Directions: Head east (northbound) on I-95, take Exit 90 onto Route 27 north (1.3 miles); take a short hitch east (right) on CT 184E (1.2 miles); follow Route 201 northerly for 7.5 miles. Turn left on Miller Road and park on right before sharp left turn. (set GPS at 80 Miller Road, North Stonington). Bring a lunch, a hat & sunscreen.

Leader: Sigrun Gadwa