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Larrea tridentata - Flourensia cernua Shrubland | NatureServe Biotics 2019
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Name: Larrea tridentata - Flourensia cernua Shrubland
Reference: NatureServe Biotics 2019
Description: This established, but minor, plant association of White Sands Missile Range occurs within both the Jornada del Muerto and Tularosa basins and has been described on Fort Bliss Military Reservation. Stands are found on lower alluvial slopes and upper basin bottoms at elevations of 1070 to 1520 m (3500-5000 feet). Slopes are usually less than 1% and occasionally have scattered rock or gravel on the surface. <i>Flourensia cernua</i> occurs most often on heavy, fine soils, while <i>Larrea tridentata</i> is adapted to a wide range of soils. Stands are characterized by a shrub layer codominated by <i>Larrea tridentata</i> and <i>Flourensia cernua</i>. The shrubs are tall, evenly distributed and typically form a moderately open canopy. Scattered <i>Gutierrezia sarothrae, Opuntia macrocentra</i>, and <i>Prosopis glandulosa</i> are often present. The grass layer is poorly represented, but can include scattered clumps of <i>Sporobolus airoides</i> between shrub canopies, or <i>Muhlenbergia porteri</i> growing underneath them. The forb layer is scattered and <i>Acourtia nana</i> is most common. Increases in <i>Flourensia cernua</i> were difficult to distinguish from increases in <i>Larrea tridentata</i>, as <i>Larrea tridentata</i> establishment often followed or quickly replaced <i>Flourensia cernua</i> in particular areas. Because <i>Larrea tridentata</i> exploits deeper water sources than <i>Flourensia cernua</i>, it may not be as vulnerable to drought. 
Accession Code: urn:lsid:vegbank.org:commConcept:30179-{17D96D77-12AC-4CF6-B0B4-2CDA1DF1AF1B}
Plot-observations of this Community Concept: 0
      Party Perspective according to: NatureServe (organization)
Perspective from: 30-Aug-2012 to: ongoing
      Names:   UID: ELEMENT_GLOBAL.2.688941 NatureServe ExplorerNatureServe Explorer logo
  Code: CEGL001270
  Translated: Creosotebush - American Tarwort Shrubland
  Scientific: Larrea tridentata - Flourensia cernua Shrubland
(convergence) and Synonyms:
(similar) CEGL001270
(similar) Larrea tridentata - Flourensia cernua Shrubland
(similar) Larrea tridentata - Flourensia cernua Shrubland