Here is one of my Justina Davis plants, which has just produced a set of three successive mutant leaves, reminiscent of the "Pom Pom" variety seen from time to time -- apparently associated with tissue culture anomalies. This is the second year that it has done this.
Dionaea muscipula cv. "Justina Davis"
Dionaea muscipula cv. "Justina Davis"

Last year one of my vft's produced two traps on one leaf!