REV12754

• Permit No: C1981025
• IBM Index Class Name: Revision
• Doc Date: 3/25/1994
• Doc Name: NORTH THOMPSON CREEK MINE SPECIES DIVERSITY STANDARD TR
• From: HAYES ENVIRONMENTAL SERVICES INC
• To: J E STOVER & ASSOCIATES
• Type & Sequence: TR16
• Media Type: D
• Archive: No

PERENNIAL GRASSES-----------
Oryzopsis hymenoides
Poa agassizensis
Table 2 - Summary number of hits and relative cover (based
on all hits), North Thompson Creek Mountain Shrubland
- Dry Phase Reference Area, 1980 data.*
SPECIES NAME
S
P
E
C
I
E
S
i
PERENNIAL SEDGES----
Carex geyeri
~~
of REL o
hits COVER•
1 0.5 ~ ~
2 1.0
12 5.7
PERENNIAL FORKS---------------------------------------------
Physaria floribunda 1 0.5
Mahonia repens 5 2.4
Penstemon species 1 0.5
SNRUBS------------------------------------------------------
Amelanchier alnifolia 22 10.5
Cercocarpus montanus 22 10.5
Prunus virginiana 12 5.7
Purshia tridentata 4 1.9
Quercus gambelii 99 47.1
Ribes cerneum 1 0.5
Rosa woodsii 4 1.9
Symphoricarpos oreophilus 23 11.0
TREES----------------------------------- --------
Pinus edulis 1 0.5
Total vegetation 210 100.0
Total perennial vegetation 210 100.0
Total number of species with > 3%
relative cover (bold type): 6
Maximum relative percentage for one 47.1
species:
* - Data for number of hits based on Table 3.4-1, page 48
of 1980 "Vegetation Inventory; Snowmass Mines; Pitkin County
Colorado".
c~
Co