Asclepias viridiflora (아스클레피아스 비리드플로라)
Asclepias viridiflora (아스클레피아스 비리드플로라) Description Asclepias viridiflora at Wind Cave National Park, South Dakota, USA Date 29 June 2007 Source http://www.nps.gov/wica/photosmultimedia/photo%2Dgallery%2Dwildflowers%2Ehtm?eid=133238&aId=168&root_aid=168&sort=title&startRow=46#e_133238 Author Jim Pisarowicz Permission Public Domain Licensing This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain. From Wikimedia Commons http://commons.wikimedia.org/