Original: Some of the differences are: Variegated Fritillaries have 2 â "3 broods per year vs. one per year in Speyeria; they are nomadic vs. sedentary; and they use a wide range of host plants vs. just violets.
Simplified: Some of the differences are: Variegated Fritillaries have 2-3 broods per year vs. one per year in Speyeria. They travel more vs. staying in the same place.