Absent the black line across the hindwing and with a double row of white dots in the black marginal band, this can only be a Monarch (Danaus plexippus). Slightly obscured at the bottom, but on a 3-frame-day, I didn't have a lot of options. Gearing up for Grace's wedding in 6 days!!
Retired economics professor (“dismal scientist”). Married 40+ years to the love of my life; we have two grown daughters, both married, two granddaughters and a...