Summary[edit] Description: English: Chadwick Arboretum The Ohio State University. Date: 30 January 2017, 12:02:24. Source: https://www.flickr.com/photos/140641142@N05/31820749983/. Author: dankeck. Permission (Reusing this file): At the time of upload, the image license was automatically confirmed using the Flickr API. For more information see Flickr API detail. Flickr sets: Chadwick Arboretum and Learning Gardens. Flickr tags: Pyrus calleryana winter snow leaf.