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Betula pumila - (Salix spp.) Saturated Shrubland Alliance | Midwestern Ecology Working Group...
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Name: Betula pumila - (Salix spp.) Saturated Shrubland Alliance
Reference: Midwestern Ecology Working Group...
Description: This alliance, found in the northeastern and midwestern United States and south-central Canada, is composed of poor and moderately rich shrub fens. Shrubs less than 2 m tall and graminoids comprise the majority of the vegetation. Short trees are found in some stands. Betula pumila, Dasiphora fruticosa ssp. floribunda (= Pentaphylloides floribunda), Salix discolor, Salix petiolaris, and other Salix spp. are found throughout this alliance's range. In the northern part of its range, Andromeda polifolia, Chamaedaphne calyculata, and Vaccinium oxycoccos can be common in poor fen examples. Typical graminoids include Calamagrostis canadensis, Carex spp. (including Carex pellita (= Carex lanuginosa), Carex lasiocarpa, Carex interior, Carex nebrascensis, and Carex oligosperma), and Eriophorum spp. Some of the forbs of this alliance include Doellingeria umbellata (= Aster umbellatus), Euthamia graminifolia, Eleocharis spp., Menyanthes trifoliata (in the North), Sarracenia purpurea, and Thelypteris palustris. Sphagnum spp. are ubiquitous in this alliance. When trees do occur, they are almost always Larix laricina and Picea mariana in the North and Fraxinus pennsylvanica in the Great Plains. Other tree species may be found in stands further east. This alliance is found where surface waters are slightly acidic to slightly alkaline with moderate nutrient levels. It is usually on peat but can be on mineral soils. The soil is saturated for much of the year and may flood periodically. In Nebraska, Tolstead found the water table to be within 15-30 cm and flooding to be less than 2 m deep. 
Accession Code: VB.CC.18339.BETULAPUMILASAL
Plot-observations of this Community Concept: 0
      Party Perspective according to: NatureServe (organization)
Perspective from: 26-Nov-1997 to: 01-May-2019
     
  • status: accepted
  • This Community's Level: Alliance
  • This Community's Children: [none]
Names:   Scientific: Betula pumila - (Salix spp.) Saturated Shrubland Alliance
  Translated: Bog Birch - (Willow species) Saturated Shrubland Alliance
  UID: HIGHER_CLASS_UNIT.2.125684 NatureServe ExplorerNatureServe Explorer logo
  Code: A.1021