Sandpaper Verbena is a member of the
Verbena or Vervain Family.
The plant grows to a height of about 2 feet and has rough, dark green
leaves which grow to 2 inches long.
Sandpaper Verbena
is native to Brazil and Argentina, but has become naturalized
across the midwestern and southwestern US.
The plant blooms between spring and fall and
produces a cluster of purple flowers which have 5 rounded petals to
1 inch wide.