Tentacles are often lenghtened around the edge, neither the tentacles nor the body can withdraw. "Dots" or verrucae on the surface are often in a contrasting color. Likes brighter light than most corallimorphs but may not thrive directly under strong MH lighting. Grows low against the rock or substrate and rarely shows a visible stock.
. florida has more of a tentacled appearance while R. yuma often has more of a pebbled appearance and characteristic white or light colored striping