Texas Gardening: Wildflowers along the highway, 1 by StillPlaysWDirt

StillPlaysWDirt wrote:
Wow that really looks like Rapistrum rugosum aka 'Bastard cabbage' to me as well. Especially when I look along the stems in pics 2&3 of your last set. If you look close they have these pods (I use this term loosely as I am no botanist) along the stem that taper into long points at their tips. They can be seen a little better in this pic I found on google (pic 1).
Also with the pinnatisect leaf shape, makes me think if it's not rapistrum rugosum, it's sure to be in the brassicaceae family as well.