Flores are visible records of what you drew, but they are not part of your playable hand. The app handles the reveal and replacement automatically.
The full Flores family
Four kinds, one procedure.
Winds
East, South, West, and North; four copies of each.
Dragons
Red, green, and white; four copies of each.
Flowers
Four unique flower tiles.
Seasons
Four unique season tiles.
What the app does
Replacement continues until you receive a numbered tile.
1Expose
The Flores tile moves out of the hand.
2Replace
A replacement comes from the wall end.
3Repeat if needed
Another Flores triggers another replacement.