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Symphoricarpos albus (L.) S. F. Blake

(Symphoricarpos albus (L.) S. F. Blake)
-> Genus: Symphoricarpos -> Family: Caprifoliaceae -> Group: Angiosperms

Habitus

  • it is a shrub 1 - 2 m high, densely branched
  • bark is grey-brown to dark grey
  • bork dark grey, longitudinally fissured

Buds

  • position of buds on the shoot (annual shoot) is crosswise (directly) opposite
  • buds themselves are broadly ovate, pointed, sessile
  • there are several integumentary scales, brown to reddish

Shoots

  • shoots are thin, rod-shaped, light brown to reddish, later yellowish-grey, glabrous

Leaves (assimilation organs)

  • leaves are simple, pinnate, 2 - 6 x 2 - 5 cm large
  • they are quite variable in shape, from ovate-round to oblong-ovate, pointed at the apex, round at the base, with entire margin
  • the petiole is 0.6 - 1.0 cm long
  • on young shoots the leaves are up to pinnately lobed
  • upper side is dark green, lower side is bluish, sparsely hairy

Flowers

  • tree (shrub) is monoecious, flowers are bisexual
  • it flowers from VI - VIII (IX)
  • flowers are on short stalks, whitish pink to reddish, grouped in dense terminal racemes

Fruits – seeds

  • the fruit is an 8 - 15 mm large, irregularly spherical berry, white, juicy, it contains two seeds
  • it ripens in IX – XI

Extension

  • originally on the North American continent in a wide area in southern Canada and the northern part of the USA, from the Atlantic to the Pacific Ocean
  • it was introduced to Europe in 1817

Ecology

  • it grows on mountain slopes, usually on dry stony soils, but also on river banks
  • partial shade to light-loving woody plant, undemanding to soil, tolerates polluted urban environments

Significance

  • it is a decorative woody plant with long flowering, white fruits
  • it is suitable for hedges – it tolerates pruning well
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