Flo Anderson is a contact of Roseanne Conner who appears in the Season 5 episode of Roseanne titled "Suck Up or Shut Up". The part of Flo is played by veteran TV/stage actress Florence Henderson, well known to TV viewers as "Carol Brady" on the ABC-TV series The Brady Bunch.
When Leon attempts to woo potential customers to The Lanford Lunchbox, he tries to get Roseanne to "suck up" to Flo, who is on the committee of the Lanford Women's Association, of which she and Jackie are members of. THis includes making D.J. play with one Flo's weird son, Elijah Anderson (Nicolas Meyst).