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Systematics of woody plants
Gymnosperms
Angiosperms
Alphabetical list of trees
Gymnosperms
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Species:
Salix pentadra L.
(Salix pentadra L.)
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Genus:
Salix
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Family:
Salicaceae
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Group:
Angiosperms
Habitus
shrub to small tree up to 15 m, often only as a shrub
crown is ovoid, sparse
bark is gray
bork is dark gray to blackish, longitudinally rectangularly fissured, flaky
Buds
Buds are arranged in a spiral, 6 - 7 x 3 mm large, bluntly pointed, sessile
covering scale is greenish brown to red -
shiny !
Shoots
they are round, glabrous, greenish brown to reddish brown –
shiny !
Leaves (assimilation organs)
leaves are simple, 4 - 13 x 2 - 4 cm large, ovate-elliptical, shortly pointed at the base, bluntly cuneate
finely densely serrate along the edge
upper side is dark green, distinctly shiny - as if waxed, lower side is lighter, matte
Flowers
dioecious plant
it blooms relatively late in spring –
from the end of May to beginning of June
at the same time as the leaves develop
♂ catkins are 20 - 70 x 8 - 15 mm large, yellow-green
♀ catkins are 60 x 8 mm large
Fruits – seeds
the fruit is a capsule, the seed is a fluffy achene (like other willows)
it ripens relatively late - August to October
the fluffy seeds in the open capsules remain on the branches long till winter !
Extension
originally widespread almost throughout Europe, in the north it reaches beyond the Arctic Circle
in Slovakia from 620 m - 1,130 m above the sea level, in higher altitudes it is
Ecology
it grows scattered mainly in swamps, peatlands, acid meadows and along watercourses
Significance
soil conservation, water management
ameliorative tree
in autumn also as a landscape element - female individuals with villose leaves
decorative during flowering - ♂ catkins
From history
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