It looks like a crucifer to me but really need a close up of the flowers. Check the link below. Here is a link that might be useful: Brassiaceae of the southwest

Second one looks like that invasive Ranunculus ficaria plant. Here is a link that might be useful: Link to details on Ranunculus ficaria

The general description reminds me of Windflower (wood anemone) or Starflower, both of which grow in abundance in the woods here.

Possible match: http://northernshade.ca/2010/05/09/hardy-spring-bulbs-with-blue-flowers/