<i><a href="//commons.wikimedia.org/w/index.php?title=Chamaesaracha_coronopus&amp;action=edit&amp;redlink=1" class="new" title="Chamaesaracha coronopus (page does not exist)">Chamaesaracha coronopus</a></i> seeds. Provided by ARS Systematic Botany and Mycology Laboratory. United States, AZ.
Jose Hernandez @ USDA-NRCS PLANTS Database
<a rel="nofollow" class="external free" href="https://plants.usda.gov/java/largeImage?imageID=chco2_002_ahp.tif">http://plants.usda.gov/java/largeImage?imageID=chco2_002_ahp.tif</a>