annual branches (annual growths) are brownish, curly hairy only at the top and in the axils of the buds
Leaves (assimilation organs)
leaves are simple, 3.0 - 7.0 x 1.5 - 3.5 cm in size, elliptical to inverted ovate, rarely oblong, rounded to slightly heart-shaped at the base
the edge of the leaves is slightly serrated
the upper side is dark green, the lower side is yellow-green to gray-green
the vein system is reticulate, pressed in from the top, protruding from below, the central vein is strikingly yellow
the petiole is short (3 - 8 mm), the bracts are developed, perennial, obliquely heart-shaped, glandular-serrated, fall off at the same time as the leaves
Flowers
Dybonomous wood
flowers are catkins
Fruits – seeds
the fetus is a capsule
Extension
Northern Eurasia, Central Europe and islets in the mountains of southern Europe and southern Siberia
in Slovakia, it is most abundant in the Belianske Tatras, more rarely in the Great Fatra, Low Tatras, Western and High Tatras
it occurs mainly on springs, damp rubble, in karsts, in the montane to subalpine stage from 1,400 m above the sea level to 1,800 m above the sea level (max. 2,050 m above sea level Zdiarska vidla).
Ecology
it grows on moist, mineral-richer, stony soils, rather on basic substrates
Significance
in the environment in which it grows, it fulfils the function of a pioneer, melioration and water management tree species
