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''Hedlundia pseudofennica'', also called Arran service-tree or Arran cut-leaved whitebeam, is a species of plant in the family 
Commentary and video of Sorbus pseudofennica. Hedlundia, pseudofennica Endemic flora of Scotland Vulnerable plants Endemic biota of the Scottish islands Isle of Arran Taxonomy articles created by Polbot {{Sorbus-stub
Rosaceae
Rosaceae (), the rose family, is a family of flowering plants that includes 4,828 known species in 91 genera.
The name is derived from the type genus '' Rosa''. The family includes herbs, shrubs, and trees. Most species are deciduous, but som ...
. Endemic to the Isle of Arran
The Isle of Arran (; ) or simply Arran is an island off the west coast of Scotland. It is the largest island in the Firth of Clyde and the seventh-largest Scottish island, at . Counties of Scotland, Historically part of Buteshire, it is in the ...
in Scotland, it is threatened by habitat loss
Habitat destruction (also termed habitat loss or habitat reduction) occurs when a natural habitat is no longer able to support its native species. The organisms once living there have either moved elsewhere, or are dead, leading to a decrease ...
. It is thought to be a naturally occurring hybrid between '' H. arranensis'' and ''Sorbus aucuparia
''Sorbus aucuparia'', commonly called rowan (, also ) and mountain-ash, is a species of deciduous tree or shrub in the rose family.
The tree has a slender trunk with smooth bark, a loose and roundish crown, and its leaves are pinnate in pairs o ...
'', probably with additional backcrossing with ''S. aucuparia''. ''Hedlundia arranensis'' is itself a hybrid between ''Aria rupicola
''Aria rupicola'', commonly known as rock whitebeam, is a rare species of shrub or small tree best known from the British Isles but also reported from Norway, Sweden and Russia.
Reaching heights of 10 m,''New Flora of the British Isles''; Clive ...
'' and ''S. aucuparia''. Apomixis
In botany, apomixis is asexual development of seed or embryo without fertilization. However, other definitions include replacement of the seed by a plantlet or replacement of the flower by bulbils.
Apomictically produced offspring are geneti ...
and hybridization are common in some groups of ''Sorbus'' species.
See also
*Arran whitebeams
The Arran whitebeams are species of whitebeam endemic to the island of Arran, Ayrshire, Scotland.
Status
These trees, sometimes called the Scottish or Arran whitebeam (''Sorbus arranensis''), the bastard mountain ash or cut-leaved whitebeam (' ...
*Spier's School
Spier's School (NS352533), at Beith, in North Ayrshire, Scotland was opened in 1888 and closed in 1972. The school, now demolished, was built using Ballochmyle red sandstone and was reminiscent of the ancient Glasgow University. The school motto ...
- a mature example grows here.
References
External links
*Commentary and video of Sorbus pseudofennica. Hedlundia, pseudofennica Endemic flora of Scotland Vulnerable plants Endemic biota of the Scottish islands Isle of Arran Taxonomy articles created by Polbot {{Sorbus-stub