2010-12-08_PERMIT FILE - C1981008A ‎(14)‎

• Permit No: C1981008A
• IBM Index Class Name: Permit File
• Doc Date: 12/8/2010
• Doc Name: Vegetation Information
• Section_Exhibit Name: Section 2.04.10 Vegetation Information NH2 Mine Area
• Media Type: D
• Archive: Yes

Table 2.04.10 -11
Mean Cover Values For The Sagebrush Vegetation Type
New Horizon 2 Study Area, 1987
Species Mean Percent Cover (n =30) Frequency
Annual Grasses
Bromus japonicus
<0.1
3
Bromus tecterum
12.7
90
Total Annual Grasses
12.7
--
Perennial Grasses
0.1
3
Agropyron desertorum
1.0
20
Agropyron intermedium
0.1
3
Agropyron smithii
0.1
7
Bouteloua gracilis
1.3
30
Bromopsis inermis ssp. inermis
0.3
10
Dactylis glomerata
0.1
3
Hilaria jamesii
0.4
17
Munienopergia asperifolia
0.5
13
Poa pratensis
2.7
43
Sitanion longifolium
0.2
13
Sporobolus cryptandrus
0.2
7
Stipa neomexicana
0_3
7
Total Perennial Grasses
7.3
--
Annual /Biennial Forbs
Descurainia richardsonii ssp. incisa
<0.1 3
Melilotus officinalis
0.1 7
Solanum rostratum
<0.1 3
Tragapogon dubius
<0.1 3
Total Annual / Biennal Forbs
0.2 --
Perennial Forbs
Cirsium Arvense
<0.1
3
Centaurea maculosa
0.2
10
Convolvulus arvensisa
0.2
7
Eriogonum lonchophyllum
0.1
3
Heterotheca villosa
1.1
20
Hymenoxys villosa
0.1
3
Leptodactyion pungens
<0.1
3
Leuceiene ericoides
<0.1
3
Plantago lanceolata
0.1
10
Sonaeralcea coccinea
0.6
37
Taraxacum officinale
<0.1
3
Total Perennial Forbs
2.6
--
Shrubs
Artemisia tridentata ssp. tridentata
11.5
97
Atriplex canescens
0.1
7
Chrysothamnus nauseosus
0.6
17
Gutierrezia sarothrae
1.2
37
Total Shrubs
13.5
-
Revised September 2010 (PR 06) 2.04.1046