2008-03-13_REPORT - C1981019 ‎(2)‎

• Permit No: C1981019
• IBM Index Class Name: REPORT
• Doc Date: 3/13/2008
• Doc Name: 2007 AHR 2007 Revegetation Monitoring Report
• From: Colowyo Coal Company
• To: DRMS
• Annual Report Year: 2007
• Permit Index Doc Type: Hydrology Report
• Email Name: SB1
• Media Type: D
• Archive: No

•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
r
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
r
•
•
•
Table 8 Colo o - Ve etation Cover - 2007 (Page i of 2)
Reference Areas -Average Cover Summary.
Mountain Improved Target Target Sage
Reference Area -> Shrub Sagebrush Pasture Grassland Grouse
Grasses and Grass-likes
N P Agropyron a/bicans Griffiths Wheatgrass 0.40 2.25 - 0.05 0.20
I P Agropyron Crisiatum Crested Wheatgrass - - - 0.10
N P Agropyron dasystachyum Thickspike Wheatgrass - 1.05 -
I P Agropyron sibericum Siberian Wheatgrass - 0.05 -
45
11
8
50
N P Agropyronsmithii Western Wheatgrass 2.15 4.65 - . .
N P A ro n bath u/um Slender Wheat rass 6.30 - - -
I P Bromus inemtis Smooth Brome - 1.50 52.30 0.40
2
45 -
40
1
I A Bromusjaponicus Japanese Brome - 10.50 - . .
-
N P Bromus marginatus Mountain Brome 0.70 -
2
25 -
1
10 -
3.95 9.40
I A Bromus tectorom Cheatgrass 4.55 . . -
N P Carexgeyer! Elk Sedge 2.95 - -
- - 35
0
N P Elymus dnereus Basin Wildrye - - _ .
I P FeSYuca arundinacea Tall Fescue - - 0.55
-
45
0
-
N P FestuCa ovina/saximontana Hard Fescue - - .
N P luncusbalticus Mountain Rush -
- -
2
85 0.80
- -
0.85 -
1.40
N P Koe%ria maaantha Prairie ]unegrass - .
60
0 - 0.15
N P Oryzopsishymenoides Indian Ricegrass .
- 2 95
N P Poa agasizensis Bluegrass 7.75 2.10 -
N P Poa fend/eriana Mutton Bluegrass - 0.90 - -
I P Poa pratensis Kentucky Bluegrass
N P Poa secunda Sandberg Bluegrass -
0.20 -
6.00 1.60
- -
8.90 -
9.85
N P Sitanion hysbix Bottlebrush Squirreltail 0.35 0.35 -
- -
0
05 0.05
N P Stipa Cnmata Needle and Thread - - .
N P ,%ipa lettennanii Letterman Needlegrass 3.15
pa nesonr a son ee egrass

Forbs
r ed anuasa Western Yarrow 5 - 0. 0.2
N P A//ium texb% Wild Onion 0.10 0.20 - -
-
2
10
I A Alyssum a/yssoides Pale Madwort 0.25 - -
- 75
3 .
I A Alyxwm desertorum Desert Madwort - 1.85 .
- 0
05
N A Amslnckia terse//aW Bristly Fiddleneck - - - .
N A Androsace orcidentalis Western Rockjasmine - 0.15 - -
N P Arenaria hookeri Hooker's Sandwort - 0.35 - _ 0
30
N P Astragalus tenellus Looseflower Milkvetch - 0.60 - .
N P Ba/samorhiza sagittata Arrowleaf Balsamroot - 0.05
- 0
05 -
I A Came/ina microcarpa Littlepod False Flax - -
- 0
05 .
P Cirsium arvense Canada Thistle - .
N A Co//insia parviAora Maiden Blue-eyed Ma 0.05 0.05
N A Col/an/a linearis Slenderleaf Collomia 0.10 0.10 0
30
N A CordylanU~us wrightii WrighYs Bird's Beak - 0.10 0
10 .
-
N P LYepis ocodenta/is Largeflower Hawksbeard - , 0.10 - .
N P Cymopterussp. Springparsley - 0.05
N A Drabs nemorosa Woodland Drabs - 0.10
N P Ga/lum b/fn/ium Twinleaf Bedstraw 0.60 - -
05
0
0.10
N B Grinde/ia squarrosa Curlycup Gumweed - -
- 0
85 .
-
N P Iva axi//aris Povertyweed - .
N P Lathyrvs leucanthus Peavine 0.05 -
0
30
0.15
N P Linum /ewisii Lewis Flax - .
- - 0
10
N P Lomalrum dlssertum Fernleaf Biscuitroo t -
70
0 25
0 - .
0.05 0.15
N P Lupinus caudatus Tailcup Lupine . .
N P Lupinus sp. Lupine - 0.05
N B Machaeranthera canesrens Hoary Aste r 0.05 -_ _ 0.05 -
N p penstemon s(/j~/s Rocky Mtn. Penstemo n -
- _ 05
0 0.20
I A Ranunculus testicv/alas Nut Buttercu p - .
N P sene[lo multi/obatus Lobeleaf Groundse l 0.10 - 0
05 -
I A si brium a/tissimum Tumble Mustar d -
05
0 .
0.75 0.60
N P Sphaera/cps cocdnea Scarlet Globemallow - .
2
10
N P ~enotusam7erioides Thrifty Goldenwee d - .
I A Th/a i arvertse Field Pennycres
False Salsif s -
y - 0.05
0.10 -
_ -
0.05
I B Tiagopogon dubius - 05
0 0.15
Unidentifiable
.
Rio Tinto Energy America/iColowyo Mine Page 37 Revegetation Monitoring - 2007