Common Ringlet (Coenonympha california) is a small-medium butterfly, with a wingspan of 1.33 to 1.5 inches. In our local area, it is seen from March to September. Numbers peak in April and May. Host plants are various types of grasses and rushes. Wikipedia lists 19 different subspecies!

It is found in the southern half of Canada and large parts of the US, mainly the western half and the more northern states to the east.