Clematis montana

Clematis montana (mountain clematis also Himalayan clematis or anemone clematis) is a flowering plant in the buttercup family Ranunculaceae. A vigorous deciduous climber, in late spring it is covered with a mass of small blooms for a period of about four weeks. The flowers are white or pink, four-petalled, with prominent yellow anthers. It is native to mountain areas of Asia from Afghanistan to Taiwan.
Cultivation.
"Clematis montana" is a popular garden plant in temperate regions, with the ability to scramble up and over unsightly features such as sheds and fences. Left unchecked it can grow to . Numerous varieties and cultivars have been bred for horticultural use, including:-
Those cultivars marked have gained the Royal Horticultural Society's Award of Garden Merit.
Etymology.
"Clematis" is the Greek name for several climbing plants, and is a diminutive of "klema", meaning "vine shoot".
The Latin specific epithet "montana" refers to mountains or coming from mountains.
Collections.
The UK national collection of " Clematis montana" is held at By The Way, at Woodfalls, near Salisbury, in Hampshire, within the New Forest National Park. Hundreds of clematis are integrated within the garden, many grown from British Clematis Society seed.