''Clematis'' 'Jackmanii is a ''
Clematis
''Clematis'' is a genus of about 380 species within the buttercup family, Ranunculaceae. Their garden hybrids and cultivars have been popular among gardeners, beginning with ''Clematis'' 'Jackmanii', a garden staple since 1862; more cultivars ...
''
cultivar
A cultivar is a kind of Horticulture, cultivated plant that people have selected for desired phenotypic trait, traits and which retains those traits when Plant propagation, propagated. Methods used to propagate cultivars include division, root a ...
which, when it was introduced in 1862, was the first of the modern large-flowered hybrid clematises of gardens. It is a
climber with large violet-purple blooms, still among the most familiar climbers seen in
garden
A garden is a planned space, usually outdoors, set aside for the cultivation, display, and enjoyment of plants and other forms of nature. The single feature identifying even the wildest wild garden is ''control''. The garden can incorporate bot ...
s. It was produced from crosses made by the prominent
nurseryman George Jackman (1837–1887),
of Jackman & Sons,
Woking
Woking ( ) is a town and borough status in the United Kingdom, borough in north-west Surrey, England, around from central London. It appears in Domesday Book as ''Wochinges'', and its name probably derives from that of a Anglo-Saxon settleme ...
, Surrey.
''C.'' 'Jackmanii' arose from crosses made in 1858 between ''
Clematis lanuginosa'', the red form of ''
C. viticella'', and an earlier garden hybrid, ''Clematis'' × ''hendersonii'', which the new hybrid eclipsed.
The spectacular success of 'Jackmanii' encouraged Jackman & Sons to introduce a series of clematis hybrids, although none of these ousted 'Jackmanii' from favour. Jackman also produced a monograph, ''The Clematis as a Garden Flower'' (with T. Moore, 1872),
which he dedicated to H.S.H.
Princess Mary, Duchess of Teck, as the clematis was one of her favourite flowers.
Few of Jackman's early hybrids survive today, in part because they were
grafted
Grafting or graftage is a horticultural technique whereby tissues of plants are joined so as to continue their growth together. The upper part of the combined plant is called the scion () while the lower part is called the rootstock. The succ ...
, often on 'Jackmanii',
but the dependable,