"Blighia K. D. Koenig". Germplasm Resources Information Network. United States Department of Agriculture. 2006-03-29. Archived from the original on 2009-05-06. Retrieved 2010-01-19.
"Blighia K. D. Koenig". Germplasm Resources Information Network. United States Department of Agriculture. 2006-03-29. Archived from the original on 2009-05-06. Retrieved 2010-01-19.