#276- Big Walnut Nature Preserve/Hemlock Refugia Nature Preserve-Putnam Co., 38.76 acres. Site includes high quality forest on a high bluff & ravine over Big Walnut Creek in Putnam Co. Cons. Ease will protect a Hemlock Refugia, an assemblage of plants & animals very different from the surrounding central Indiana landscape. At the core of this is a very nice stand of eastern hemlock trees, including some large specimens. These are plants & animals of much more northern climates. Approximately 5 ac of parcel will an old field which will be planted to forest. It will be dedicated as a nature preserve.