About Oxalis drummondii A.Gray
Oxalis drummondii, commonly known as large-leaf woodsorrel or Drummond's wood-sorrel, is a flowering plant species belonging to the family Oxalidaceae. It is native to central and southern Texas in the United States, and northern Mexico. It is a tuberous geophyte that grows to 20 centimeters (8 inches) in height. It is most often found growing in calcareous or sandy soils, in open woods, shrublands, and grasslands.