Clivia gardenii forms clumps of dark green, strap-like foliage and beautiful clusters of slender, tubular flowers with orange petals tipped with green.

Clivia miniata is one of the best and easiest of all houseplants with glowing orange flowers and attractive foliage.

Clivia miniata var. citrina has dark green, strap-like foliage and striking white to creamy yellow flowers with yellow centres.

Clivia is one of the best of all houseplants with glowing orange flowers, attractive fruit, and gorgeous foliage. This one is variably variegated.

Crinum amoenum has fragrant, white spidery flowers atop strap-like leaves.

Crinum campanulatum has tropical-looking, fragrant, amaryllis-like flowers that can be white or pink, deepening with age.

Crinum graminicola is a rare species from South Africa with huge umbels of light pink to deep pink flowers and dramatic foliage.

Crinum macowanii is a hardy species with broad, rippled, blue-green foliage and large, highly fragrant, white and pink flowers.

Crinum moorei 'Album' has fragrant, white, amaryllis-like flowers that grace this South African native in early summer.

Crinum moorei 'Album' has fragrant, white, amaryllis-like flowers that grace this South African native in early summer.

Crinum x powellii is an amaryllis relative with strap-like foliage and pink flowers at the height of summer.

Crinum x powellii 'Album' is an amaryllis relative with strap-like foliage and white flowers at the height of summer.

So underused but so beautiful in our summer gardens. Crinum 'Ellen Bosanquet' looks like a lovely pink amaryllis.

Crinum 'Sangria' displays glossy, textured, dark purple, tropical looking foliage is topped in summer with 18 inch spikes of rosy pink, amaryllis-like flowers.

Crinum 'Stars and Stripes' has tropical-looking, lily-like, white flowers with well-defined raspberry stripes down the centre of each petal.

Crossyne flava has huge round spheres of light yellow flowers followed by impressive leaves that look like a starfish.

Crossyne guttata produces huge round spheres of dusky pink to dark red flowers and starfish-like foliage.

Cyrtanthus angustifolius, or stream firelily, offers curved and nodding bright red to orange fragrant trumpets.

Cyrtanthus angustifolius, or stream firelily, offers curved and nodding bright red to orange fragrant trumpets.

Cyrtanthus mackenii 'Cream White' is a sweetly fragrant creamy white amaryllis relative - a great pot plant for summer patio & winter windowsill.

Cyrtanthus mackenii 'Himalayan Pink' is a sweetly fragrant pink amaryllis relative makes a great pot plant for the summer patio & winter windowsill.

Cyrtanthus mackenii 'Himalayan Red' is a sweetly fragrant red amaryllis relative makes a great pot plant for the summer patio and winter windowsill.

Cyrtanthus obliquus is a highly desirable South African bulb with pendulous, tubular flowers in fiery red, yellow, and green.

Cyrtanthus spiralis is a highly desirable South African bulb with twisted, corkscrew, green to blue-green leaves.