<?xml version="1.0" encoding="utf-8"?>
<FCCS_file xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" schemaVersion="1.4" xsi:schemaLocation="conf\\us.fed.fs.fera.fccs.xsd">
  <fuelbed_number>426</fuelbed_number>
  <fuelbed_name>Sugarberry/acacia forest</fuelbed_name>
  <fuelbed_description>Tamaulipan riparian forests and woodlands occur in southern Texas along the Rio Grande. Sugarberry and cedar elm typically dominate the canopy with southwestern and subtropical species in the subcanopy and shrub layer. The herbaceous layer is widespread in younger stands but limited in older stands. </fuelbed_description>
  <ecoregion>250,310,320</ecoregion>
  <vegetation_form>1</vegetation_form>
  <structural_class>4</structural_class>
  <cover_type>85</cover_type>
  <change_agent>18</change_agent>
  <natural_fire_regime/>
  <condition_class/>
  <user_name/>
  <address/>
  <affiliation/>
  <phone/>
  <file_owner_email/>
  <notes>Base fuelbed LF_421 for EVTs 2467 and 2476. Altered canopy, shrub and nonwoody structure and composition based on EVT description and NatureServe association descriptions. Updated snag, woody, and litter composition. Removed lichen and moss. </notes>
  <date_collected>Sep 19, 2011</date_collected>
  <fuelbed_confidence/>
  <fuelbed>
    <canopy>
      <trees>
        <total_percent_cover unit="number" min="0" max="65">50</total_percent_cover>
        <overstory>
          <percent_cover unit="number" min="25" max="65">45</percent_cover>
          <height unit="feet" min="30" max="65">45</height>
          <height_to_live_crown unit="feet" min="5" max="25">10</height_to_live_crown>
          <stem_density unit="number_per_acre" min="5" max="90">65</stem_density>
          <diameter_at_breast_height unit="inches" min="5" max="12">8</diameter_at_breast_height>
          <species>
            <species_description>
              <tsn>19042</tsn>
              <relative_cover>34</relative_cover>
            </species_description>
            <species_description>
              <tsn>19048</tsn>
              <relative_cover>33</relative_cover>
            </species_description>
            <species_description>
              <tsn>32928</tsn>
              <relative_cover>33</relative_cover>
            </species_description>
          </species>
        </overstory>
        <midstory>
          <percent_cover unit="number" min="0" max="50">15</percent_cover>
          <height unit="feet" min="15" max="40">25</height>
          <height_to_live_crown unit="feet" min="2" max="15">10</height_to_live_crown>
          <stem_density unit="number_per_acre" min="0" max="150">20</stem_density>
          <diameter_at_breast_height unit="inches" min="2" max="6" reference_id="5066">4</diameter_at_breast_height>
          <species>
            <species_description>
              <tsn>530240</tsn>
              <relative_cover>30</relative_cover>
            </species_description>
            <species_description>
              <tsn>26879</tsn>
              <relative_cover>30</relative_cover>
            </species_description>
            <species_description>
              <tsn>26417</tsn>
              <relative_cover>10</relative_cover>
            </species_description>
            <species_description>
              <tsn>19039</tsn>
              <relative_cover>20</relative_cover>
            </species_description>
            <species_description>
              <tsn>565147</tsn>
              <relative_cover>10</relative_cover>
            </species_description>
          </species>
        </midstory>
        <understory>
          <percent_cover unit="number"/>
          <height unit="feet"/>
          <height_to_live_crown unit="feet"/>
          <stem_density unit="number_per_acre"/>
          <diameter_at_breast_height unit="inches"/>
          <species/>
        </understory>
      </trees>
      <snags>
        <class_1_conifers_with_foliage>
          <percent_cover unit="number"/>
          <height_to_crown_base unit="feet"/>
          <stem_density unit="number_per_acre"/>
          <diameter unit="inches"/>
          <height unit="feet"/>
          <species/>
        </class_1_conifers_with_foliage>
        <class_1_all_others>
          <stem_density unit="number_per_acre" min="0" max="5">1</stem_density>
          <diameter unit="inches" min="4" max="10" reference_id="5066">6.5</diameter>
          <height unit="feet" min="20" max="50">35</height>
          <species>
            <species_description>
              <tsn>19042</tsn>
              <relative_cover>50</relative_cover>
            </species_description>
            <species_description>
              <tsn>19048</tsn>
              <relative_cover>50</relative_cover>
            </species_description>
          </species>
        </class_1_all_others>
        <class_2>
          <stem_density unit="number_per_acre" min="0" max="15">1</stem_density>
          <diameter unit="inches" min="4" max="10" reference_id="5066">6.5</diameter>
          <height unit="feet" min="10" max="30">20</height>
          <species>
            <species_description>
              <tsn>19042</tsn>
              <relative_cover>50</relative_cover>
            </species_description>
            <species_description>
              <tsn>19048</tsn>
              <relative_cover>50</relative_cover>
            </species_description>
          </species>
        </class_2>
        <class_3>
          <stem_density unit="number_per_acre" min="0" max="15">1</stem_density>
          <diameter unit="inches" min="4" max="10">6.5</diameter>
          <height unit="feet" min="10" max="30">20</height>
          <species>
            <species_description>
              <tsn>19042</tsn>
              <relative_cover>50</relative_cover>
            </species_description>
            <species_description>
              <tsn>19048</tsn>
              <relative_cover>50</relative_cover>
            </species_description>
          </species>
        </class_3>
      </snags>
      <ladder_fuels>
        <minimum_height unit="feet"/>
        <maximum_height unit="feet"/>
        <is_vertically_contiguous/>
        <type/>
      </ladder_fuels>
    </canopy>
    <shrubs>
      <primary_layer>
        <percent_cover unit="number" min="0" max="40">15</percent_cover>
        <height unit="feet" min="0.5" max="8">5</height>
        <percent_live unit="number" min="80" max="95">90</percent_live>
        <species>
          <species_description>
            <tsn>183631</tsn>
            <relative_cover>25</relative_cover>
          </species_description>
          <species_description>
            <tsn>821007</tsn>
            <relative_cover>25</relative_cover>
          </species_description>
          <species_description>
            <tsn>28821</tsn>
            <relative_cover>25</relative_cover>
          </species_description>
          <species_description>
            <tsn>43341</tsn>
            <relative_cover>25</relative_cover>
          </species_description>
        </species>
      </primary_layer>
      <secondary_layer>
        <percent_cover unit="number"/>
        <height unit="feet"/>
        <percent_live unit="number"/>
        <species/>
      </secondary_layer>
      <needle_drape>
        <is_sufficient_to_affect_fire_behavior>0</is_sufficient_to_affect_fire_behavior>
      </needle_drape>
    </shrubs>
    <herbaceous>
      <primary_layer>
        <percent_cover unit="number" min="0" max="50">25</percent_cover>
        <height unit="feet" min="2" max="4">3</height>
        <loading unit="tons_per_acre" min="0.5" max="1">0.3</loading>
        <percent_live unit="number" min="70" max="95">80</percent_live>
        <species>
          <species_description>
            <tsn>35977</tsn>
            <relative_cover>50</relative_cover>
          </species_description>
          <species_description>
            <tsn>40677</tsn>
            <relative_cover>50</relative_cover>
          </species_description>
        </species>
      </primary_layer>
      <secondary_layer>
        <percent_cover unit="number"/>
        <height unit="feet"/>
        <loading unit="tons_per_acre"/>
        <percent_live unit="number"/>
        <species/>
      </secondary_layer>
    </herbaceous>
    <woody_fuel>
      <all_downed_woody_fuel>
        <total_percent_cover unit="number" min="0" max="30">10</total_percent_cover>
        <depth unit="inches" min="0" max="2">0.3</depth>
      </all_downed_woody_fuel>
      <sound_wood>
        <all_sound_wood>
          <species>
            <species_description>
              <tsn>19048</tsn>
              <relative_cover>50</relative_cover>
            </species_description>
            <species_description>
              <tsn>19042</tsn>
              <relative_cover>50</relative_cover>
            </species_description>
          </species>
        </all_sound_wood>
        <loadings_zero_to_three_inches>
          <zero_to_quarter_inch unit="tons_per_acre" min="0" max="0.5" reference_id="459">0.2</zero_to_quarter_inch>
          <quarter_inch_to_one_inch unit="tons_per_acre" min="0" max="1" reference_id="459">0.4</quarter_inch_to_one_inch>
          <one_to_three_inches unit="tons_per_acre" min="0" max="3" reference_id="459">0.8</one_to_three_inches>
        </loadings_zero_to_three_inches>
        <loadings_greater_than_three_inches>
          <three_to_nine_inches unit="tons_per_acre" min="0" max="3">0.2</three_to_nine_inches>
          <nine_to_twenty_inches unit="tons_per_acre" min="0" max="3">0.5</nine_to_twenty_inches>
          <greater_than_twenty_inches unit="tons_per_acre" min="0" max="3" reference_id="459">0</greater_than_twenty_inches>
        </loadings_greater_than_three_inches>
      </sound_wood>
      <rotten_wood>
        <all_rotten_wood>
          <species>
            <species_description>
              <tsn>19048</tsn>
              <relative_cover>50</relative_cover>
            </species_description>
            <species_description>
              <tsn>19042</tsn>
              <relative_cover>50</relative_cover>
            </species_description>
          </species>
        </all_rotten_wood>
        <loadings_greater_than_three_inches>
          <three_to_nine_inches unit="tons_per_acre" min="0" max="1">0.2</three_to_nine_inches>
          <nine_to_twenty_inches unit="tons_per_acre" min="0" max="1">0.5</nine_to_twenty_inches>
          <greater_than_twenty_inches unit="tons_per_acre" min="0" max="1">0</greater_than_twenty_inches>
        </loadings_greater_than_three_inches>
      </rotten_wood>
      <stumps>
        <sound>
          <stem_density unit="number_per_acre"/>
          <diameter unit="inches"/>
          <height unit="feet"/>
          <species/>
        </sound>
        <rotten>
          <stem_density unit="number_per_acre"/>
          <diameter unit="inches"/>
          <height unit="feet"/>
          <species/>
        </rotten>
        <lightered_pitchy>
          <stem_density unit="number_per_acre"/>
          <diameter unit="inches"/>
          <height unit="feet"/>
          <species/>
        </lightered_pitchy>
      </stumps>
    </woody_fuel>
    <moss_lichen_litter>
      <moss>
        <type/>
        <percent_cover unit="number"/>
        <depth unit="inches"/>
      </moss>
      <ground_lichen>
        <percent_cover unit="number"/>
        <depth unit="inches"/>
      </ground_lichen>
      <litter>
        <percent_cover unit="number" min="0" max="60">15</percent_cover>
        <depth unit="inches" min="0" max="1">0.5</depth>
        <arrangement>1</arrangement>
        <litter_type>
          <short_needle_pine>
            <relative_cover/>
          </short_needle_pine>
          <long_needle_pine>
            <relative_cover/>
          </long_needle_pine>
          <other_conifer>
            <relative_cover/>
          </other_conifer>
          <broadleaf_deciduous>
            <relative_cover>50.0</relative_cover>
          </broadleaf_deciduous>
          <broadleaf_evergreen>
            <relative_cover>50.0</relative_cover>
          </broadleaf_evergreen>
          <palm_frond>
            <relative_cover/>
          </palm_frond>
          <grass>
            <relative_cover/>
          </grass>
        </litter_type>
      </litter>
    </moss_lichen_litter>
    <ground_fuel>
      <duff>
        <upper>
          <depth unit="inches" min="0" max="0.8"/>
          <percent_cover unit="number" min="0" max="60"/>
          <derivation/>
          <loading unit="tons_per_acre"/>
        </upper>
        <lower>
          <depth unit="inches"/>
          <percent_cover unit="number"/>
          <derivation/>
        </lower>
      </duff>
      <squirrel_middens>
        <depth unit="inches"/>
        <radius unit="feet"/>
        <number_per_unit_area unit="number_per_acre"/>
      </squirrel_middens>
      <basal_accumulation>
        <depth unit="inches"/>
        <radius unit="feet"/>
        <number_per_unit_area unit="number_per_acre"/>
        <type/>
      </basal_accumulation>
    </ground_fuel>
  </fuelbed>
</FCCS_file>
