Previous Article Next Article Table of Contents Nature, Vol.373, No.6512, 291-291, 1995 DOI10.1038/373291a0 Export Citation Cause of Blue Petal Color Yoshida K, Kondo T, Okazaki Y, Katou K Keywords:MORNING GLORY;ANTHOCYANIN;STACKING;PH Please enable JavaScript to view the comments powered by Disqus.