Clematis cirrhosa 'Freckles' is an evergreen, winter-blooming species with fragrant, white, bell-shaped flowers with red speckles.

Clematis fasciculiflora has wonderful burgundy-infused new growth and silver-centred leaves with fragrant winter flowers.

Clematis florida 'Alba Plena' is a spectacular species from Japan that has creamy white 3-4 inch (7-10cm) wide flowers.

Clematis florida 'Manju Kokonoe White' is a spectacular cultivar from Japan with double, creamy green and white flowers.

Clematis florida 'Sieboldii Select' has stunning white flowers with prominent deep purple and white centres.

Clematis lanuginosa 'Candida' features crisp white 6-8" (15-20cm) blooms.

Clematis montana 'Grandiflora' produces masses of relatively large, vanilla-scented, pure white flowers in mid to late spring.

Rich burgundy foliage and hundreds of small, vanilla-scented flowers.

Clematis recta is a non-twining clematis with rich burgundy foliage and hundreds of fragrant, star-like, vanilla-scented flowers.

Clematis recta Serious Black is a non-climbing clematis to grow like a perennial with rich burgundy foliage and vanilla-scented flowers.

Clematis terniflora (syn. C. paniculata), the sweet autumn clematis, produces thousands of white, star-like, fragrant flowers in fall.

Clematis texensis 'Pagoda' has beautiful bicolour pink and creamy white bell-shaped flowers.

Clematis Princess Kate has white, bell-shaped flowers with reflexed tips and deep-lavender pink reverses.

Clematis viticella 'Alba Luxurians' has four undulating tepals variably tipped with green.

Clematis x cartmanii 'Early Sensation' produces masses of white flowers with golden yellow centres on non-clinging plants.

Clematis x fargesioides has masses of fragrant, silver dollar-sized, white flowers throughout the summer.

Clematis x triternata 'Rubromarginata' has highly scented, small 1-2 (3-5cm) white magenta edged flowers.

Clematis 'Bees Jubilee' has large, soft, white to mauve pink flowers with bright carmine bars.

Clematis 'Duchess of Edinburgh' offers beautiful double white blooms with greenish centres

Clematis Evison 'Corinne' has ruffled white flowers with subtle violet pink stripes and pink and white anthers.

Clematis Evison 'Corinne' has ruffled white flowers with subtle violet pink stripes and pink and white anthers.

Clematis Evison 'Hyde Hall' has large 5-7 inch single flowers of white with a pale green bar.

Clematis Evison ‘Juliane’ is from the Boulevard series and grows to just 3-4 feet tall with pure white flowers with burgundy stamens.

Clematis Evison 'Kitty' is a powerhouse bloomer said to put on a flower show for up to six months a year!

Clematis Evison 'Kitty' is a powerhouse bloomer said to put on a flower show for up to six months a year!