At least five second-instar caterpillars observed on Common Rue plants. Sunny, light breeze, damp after heavy rains the night before, 73F.
At least six second-instar larvae observed on the leaves of Common Rue. This is the first time in 2016 that I have observed larvae of this species at this location.
Today, there were two larvae visible on common rue plants; yesterday, there were at least six, so I'm guessing that there are others that I couldn't see at a quick glance. Yesterday was the first time that I had seen this species' larvae at this location in 2016. The larvae appeared to be in the second instar. Intermittent rain, overcast, windy, mid-70sF.
The (Eastern) Black Swallowtail (Papilio polyxenes), also called the American Swallowtail or Parsnip Swallowtail, is a butterfly found throughout much of North America. It is the state butterfly of Oklahoma. An extremely similar-appearing species, Papilio joanae, occurs in the Ozark Mountains region, but it appears to be closely related to Papilio machaon, rather than P. polyxenes. The species is named after the figure in Greek mythology, Polyxena (pron.: /pəˈlɪksɨnə/; Greek: Πολυξένη), who was the youngest daughter...