A B C D E
1 EXHIBIT C Intergovernmental Agreement Plant List McCormick & Baxter Superfund Site     BR=bareroot LS=live stake cuttings  
2 Lower Riparian 2.1 acres      
3 Shrub species Common Name 1100 Shrubs/acre (50% BR/50%LS) Plant Type Estimated # Plants
4 Spiraea douglasii Hardhack 25% BR 578
5 Cornus sericea Red-osier dogwood 25% BR, LS 578
6 Physocarpus capitatus Ninebark 10% BR 231
7 Rosa pisocarpa Swamp rose 10% BR 231
8 Salix fluviatilis River willow 10% LS 231
9 Salix sitchensis Sitka willow 5% LS 116
10 Salix rigida Rigid willow 5% LS 116
11 Salix piperi Piper's willow 5% LS 116
12 Lonicera involucrata Twinberry 5% BR 116
13       Subtotal: 2310
15 Tree & Large Shrub species Common Name 540 Trees/acre Plant Type Estimated # Plants
16 **Fraxinus latifolia Oregon ash 33% BR 378
17 **Crataegus suksdorfii Black Hawthorn 33% BR 378
18 **Rhamnus purshiana Cascara 33% BR 378
19 ** No tree species to be planted below elevation 17.7 (NGVD)     Subtotal: 1134
21 Upper Riparian 3.6 acres      
22 Shrub species Common Name 820 Shrubs/acre Plant Type Estimated # Plants
23 Berberis aquifolium Tall Oregon Grape 20% BR 590
24 Rosa nutkana Nootka Rose 20% BR 590
25 Symphoricarpos albus Snowberry 20% BR 590
26 Ribes sanguineum Red flowering current 15% BR 443
27 Holodiscus discolor Oceanspray 10% BR 295
28 Cornus sericea Red Osier Dogwood 5% BR 148
29 Lonicera involucrata Twinberry 5% BR 148
30 Physocarpus capitatus Ninebark 5% BR 148
31       Subtotal: 2952
33 Tree & Large Shrub species Common Name 820 Trees/acre Plant Type Estimated # Plants
34 Alnus rubra Red Alder 20% BR 590
35 Fraxinus latifolia Oregon ash 20% BR 590
36 Crataegus suksdorfii Black Hawthorn 10% BR 295
37 Rhamnus purshiana Cascara 10% BR 295
38 Sambucus racemosa Red Elderberry 10% BR 295
39 Acer macrophyllum Big-leaf Maple 5% BR 148
40 Thuja plicata Western Red Cedar 5% BR 148
41 Arbutus menziesii Madrone 5% BR 148
42 Abies grandis Grand fir 5% BR 148
43 Quercus garryana Garry Oak 5% BR 148
44 Sambucus cerulea Blue Elderberry 5% BR 148
45       Subtotal: 2952
51 Pond Sideslopes Shrub Area 0.5 acres      
52 Shrub species Common Name 1640 Shrubs/acre Plant Type Estimated # Plants
53 Spiraea douglasii Hardhack 10% BR 82
54 Salix sitchensis Sitka willow 20% BR,LS 164
55 Salix piperi Piper's willow 20% BR,LS 164
56 Symphocarpus albus Snowberry 5% BR 41
57 Rosa nutkana Nootka rose 15% BR 123
58 Berberis aquifolium Oregon grape 20% BR 164
59 Cornus sericea Red-osier dogwood 10% BR, LS 82
60       Subtotal: 820
62 Infiltration Pond 0.3 acres      
63 Shrub species Common Name 1640 Shrubs/acre Plant Type Estimated # Plants
64 Cornus sericea Red osier dogwood 50% LS 246
65 Salix sitchensis Sitka willow 25% LS 123
66 Salix piperi Piper's willow 25% LS 123
67       Subtotal: 492
69 Herbaceous species (plugs or seed)-OPTIONAL Common Name 6000 Plants/acre or 6 lbs seed/acre (additional) Plant Type Estimated Lbs
70 Carex obnupta Slough sedge 1500 or 3 Plug or seed 0.90
71 Scirpus tabermontanii Soft stemmed bullrush 3000 or 1.5 Plug or seed 0.45
72 Scirpus microcarpus Small fruited bullrush 1500 or 1.5 Plug or seed 0.45
75 Stormwater Swale Shrub Areas 3.4 acres      
76 Shrub species Common Name 1640 Shrubs/acre Plant Type Estimated # Plants
77 Spiraea douglasii Hardhack 10% BR 558
78 Salix sitchensis Sitka willow 20% BR,LS 1115
79 Salix piperi Piper's willow 20% BR,LS 1115
80 Symphocarpus albus Snowberry 5% BR 279
81 Rosa nutkana Nootka rose 15% BR 836
82 Berberis aquifolium Oregon grape 20% BR 1115
83 Cornus sericea Red-osier dogwood 10% BR, LS 558
84       Subtotal: 5576
86 Natural Tree/Shrub Areas 1.1 acres      
87 Tree species Common Name 500 Trees/acre Plant Type Estimated # Plants
88 Quercus garryana Oregon white oak 50% BR 275
89 Pinus ponderosa Ponderosa pine 20% BR 110
90 Arbutus menziesii Pacific madrone 30% Plug 165
91       Subtotal: 550
93 Shrub species Common Name 2000 Shrubs/acre Plant Type Estimated # Plants
94 Symphocarpus albus Snowberry 15% BR 330
95 Sambucus caerulea Blue elderberry 15% BR 330
96 Mahonia aquifolium Oregon grape 15% BR 330
97 Rosa nutkana Nootka rose 15% BR 330
98 Ribes sanguineum Red flowering currant 15% BR 330
99 Holodiscus discolor Oceanspray 5% BR 110
100 Amelanchier alnifolia Western serviceberry 15% BR 330
101 Philadlphus lewisii Mock orange 5% BR 110
102       Subtotal: 2200

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