Marshallia caespitosa

Barbara's Buttons (Marshallia caespitosa) is a charming native perennial that is native to Eastern and Central Texas, Arkansas, Oklahoma and Mississippi. It grows  in part shade to full sun, and can be found in nature in bogs as well as dry prairies. It can be propagated by seeds sown in fall, or by root division in late fall or winter.
Marshallia is in the daisy family (Asteraceae) and produces small 1"-2" composite flower clusters that open from the outside in, displaying frilly petals on each floret. The charming white, purple or pink flower clusters of marshallia are spherical in shape and bloom in late spring and into early summer. - See more at: http://www.plantdelights.com/Marshallia-for-sale/buy-Barbaras-Buttons/?view_all#sthash.JLCKUkbf.dpuf
 Marshallia is in the daisy family (Asteraceae) and produces small 1"-2" composite flower clusters that open from the outside in, displaying frilly petals on each floret. The charming white, purple or pink flower clusters of marshallia are spherical in shape and bloom in late spring and into early summer.
Marshallia is in the daisy family (Asteraceae) and produces small 1"-2" composite flower clusters that open from the outside in, displaying frilly petals on each floret. The charming white, purple or pink flower clusters of marshallia are spherical in shape and bloom in late spring and into early summer. - See more at: http://www.plantdelights.com/Marshallia-for-sale/buy-Barbaras-Buttons/?view_all#sthash.JLCKUkbf.dpuf

Plants grow to 8-18 inches in height, space them 3 inches apart.

LBJ_Marshallia_photo

photo is from the Lady Bird Johnson Wildflower Center website.

http://www.wildflower.org/gallery/result.php?id_image=38888