<nowiki>Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; Ageratum houstonianum ʽBlue Blazer’; cultivar of Ageratum houstonianum</nowiki>