''Pinus parviflora'', also known as five-needle pine,
Ulleungdo white pine, or Japanese white pine,
is a
pine
A pine is any conifer tree or shrub in the genus ''Pinus'' () of the family Pinaceae. ''Pinus'' is the sole genus in the subfamily Pinoideae. The World Flora Online created by the Royal Botanic Gardens, Kew and Missouri Botanical Garden accepts ...
in the
white pine
''Pinus'', the pines, is a genus of approximately 111 extant tree and shrub species. The genus is currently split into two subgenera: subgenus ''Pinus'' (hard pines), and subgenus ''Strobus'' (soft pines). Each of the subgenera have been further ...
group, ''
Pinus
A pine is any conifer tree or shrub in the genus ''Pinus'' () of the family Pinaceae. ''Pinus'' is the sole genus in the subfamily Pinoideae. The World Flora Online created by the Royal Botanic Gardens, Kew and Missouri Botanical Garden ...
'' subgenus ''
Strobus
'' Pinus'', the pines, is a genus of approximately 111 extant tree and shrub species. The genus is currently split into two subgenera: subgenus ''Pinus'' (hard pines), and subgenus ''Strobus'' (soft pines). Each of the subgenera have been furthe ...
'', native to Korea and Japan.
It is a
coniferous evergreen
In botany, an evergreen is a plant which has foliage that remains green and functional through more than one growing season. This also pertains to plants that retain their foliage only in warm climates, and contrasts with deciduous plants, whic ...
tree, growing to 15–25 m in height and is usually as broad as it is tall, forming a wide, dense, conical crown. The
leaves are needle-like, in bundles of five, with a length of 5–6 cm. The
cones
A cone is a three-dimensional geometric shape that tapers smoothly from a flat base (frequently, though not necessarily, circular) to a point called the apex or vertex.
A cone is formed by a set of line segments, half-lines, or lines conn ...
are 4–7 cm long, with broad, rounded scales; the
seed
A seed is an embryonic plant enclosed in a protective outer covering, along with a food reserve. The formation of the seed is a part of the process of reproduction in seed plants, the spermatophytes, including the gymnosperm and angiospe ...
s are 8–11 mm long, with a vestigial 2–10 mm wing.
The Latin
specific epithet ''parviflora'' means "with small flowers".
This is a popular tree for
bonsai, and is also grown as an ornamental tree in parks and gardens. The
cultivar
A cultivar is a type of cultivated plant that people have selected for desired traits and when propagated retain those traits. Methods used to propagate cultivars include: division, root and stem cuttings, offsets, grafting, tissue culture ...
s 'Adcock's Dwarf' and ‘Bonnie Bergman’ have gained the
Royal Horticultural Society
The Royal Horticultural Society (RHS), founded in 1804 as the Horticultural Society of London, is the UK's leading gardening charity.
The RHS promotes horticulture through its five gardens at Wisley (Surrey), Hyde Hall (Essex), Harlow Carr (Nor ...
's
Award of Garden Merit.
Gallery
File:Kiefernzapfen P4202406.jpg, female cones
A cone is a three-dimensional geometric shape that tapers smoothly from a flat base (frequently, though not necessarily, circular) to a point called the apex or vertex.
A cone is formed by a set of line segments, half-lines, or lines conn ...
Pinus parviflora PAN male cones.jpg, male cones
File:Japanese White Pine, unknown-2007.jpg, bonsai tree
References
Trees of Korea
Least concern plants
Ornamental trees
Parviflora
Plants used in bonsai
Trees of Japan
Taxa named by Joseph Gerhard Zuccarini
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