F. ceracea Tube color : lavender to bright pink, white inside Sepal color : lavender to bright pink Corolla color : crimson to dark purple Flower : Habitus : Parentage : X
F. cinerea Tube color : dull orange Sepal color : dull orange Corolla color : orange to crimson Flower : single Habitus : upright Parentage : X
F. cochabambana Tube color : orange red to bright crimson Sepal color : orange red to bright crimson Corolla color : red, often drying purplish Flower : Habitus : Parentage : X
F. confertifolia Tube color : red Sepal color : red Corolla color : red Flower : Habitus : Parentage : X
F. coriacifolia Tube color : orange Sepal color : orange Corolla color : orange Flower : single Habitus : upright Parentage : X
F. corollata Tube color : paler subnitid red pink to scarlet, often greenish towards tips Sepal color : subnitid red pink to scarlet Corolla color : scarlet Flower : single Habitus : upright Parentage : X
F. corymbiflora Tube color : pale pink to bright scarlet Sepal color : pale pink to bright scarlet Corolla color : darker than sepals, red Flower : single Habitus : upright Parentage : X
F. crassistipula Tube color : subnitid scarlet pink Sepal color : subnitid scarlet pink becoming dull purple towards the tip Corolla color : deep red Flower : single Habitus : upright Parentage : X
F. cuatrecasasii Tube color : nitid red to orange red Sepal color : nitid red to orange red Corolla color : orange red Flower : Habitus : Parentage : X
F. decussata Tube color : red to dark red Sepal color : red with dull green tips in bud Corolla color : scarlet to orange red Flower : single Habitus : upright Parentage : X