F. ayavacensis
- Tube color : orange red
- Sepal color : orange red
- Corolla color : orange red
- Flower : single
- Habitus : upright
- Parentage : X
F. hirtella
- Tube color : subnitid lavender to reddish pink
- Sepal color : subnitid lavender to reddish pink
- Corolla color : spmewhat darker, crimson
- Flower :
- Habitus :
- Parentage : X
F. loxensis
- Tube color : bright scarlet, dull pink
- Sepal color : bright scarlet, dull pink
- Corolla color : dull scarlet, pink
- Flower : single
- Habitus : upright
- Parentage : X
F. petiolaris
- Tube color : dull to subnitid rose pink
- Sepal color : pale dull to subnitid rose pink, sometimes with greenish tips
- Corolla color : bright red pink
- Flower : single
- Habitus : upright
- Parentage : X
F. venusta
- Tube color : lustrous orange red, at times greenish in bud
- Sepal color : orange red, often green-tipped in bud
- Corolla color : orange to orange red
- Flower : single
- Habitus : upright
- Parentage : X