Asterionella formosa

Descrission:

Summary from http://www.nps.gov/romo/resources/plantsandanimals/names/checklists/diatoms/asterionella.html Licensing[edit] Public domainPublic domainfalsefalse. : 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 in the United States. See the NPS website and NPS copyright policy for more information.:.