| 2002 Riparian Coverage at Mowitch - Percent Cover | |||||
| Common Name | Scientific Name | No. of Quadrats Found 1 | Percent Cover (range) | Percent Cover (mean) | |
| Herbs, Forbes and Grasses | |||||
| bentgrass | Agrostis sp. | 1 | 1% | 1.0 | |
| birds-foot trefoil | Lotus corniculatus | 40 | Trace to 25% | 6.5 | |
| black medick | Medicago lupulina | 19 | Trace to 2% | 0.5 | |
| bluegrass | Poa sp. | 2 | Trace | 0.1 | |
| brome | Bromus sp. | 10 | Trace to 2% | 0.6 | |
| bull thistle | Cirsium vulgare | 2 | 1 to 3% | 2.0 | |
| Canada thistle | Cirsium arvense | 5 | Trace to 5% | 1.4 | |
| cheatgrass | Bromus tectorum | 1 | Trace | 0.1 | |
| colonial bentgrass | Agrostis tenuis | 2 | 2% | 2.0 | |
| common dandelion | Taraxacum officinale | 5 | Trace to 1% | 0.2 | |
| common plantain | Plantago major | 3 | Trace to 3% | 1.0 | |
| common stork's-bill | Erodium cicutarium | 1 | 1% | 1.0 | |
| common velvet-grass | Holcus lanatus | 16 | Trace to 2% | 1.0 | |
| creeping bentgrass | Agrostis alba | 2 | 3 to 5% | 4.0 | |
| creeping buttercup | Ranunculus repens | 6 | Trace to 1% | 0.2 | |
| curly dock | Rumex crispus | 1 | 2% | 2.0 | |
| hairy catsear | Hypochaeris radicata | 17 | Trace to 1% | 0.3 | |
| knotweed | Polygonum sp. | 3 | Trace to 1% | 0.7 | |
| lupine | Lupinus sp. | 26 | Trace to 30% | 7.2 | |
| oxeye daisy | Chrysanthemum leucanthemum | 1 | 1% | 1.0 | |
| perennial ryegrass | Lolium perenne | 43 | 2 to 35% | 12.8 | |
| pineapple weed | Matricaria discoidea | 4 | Trace to 3% | 0.8 | |
| purple-leaved willowherb | Epilobium ciliatum | 20 | Trace to 15% | 2.9 | |
| quackgrass | Agropyron repens | 1 | 2% | 2.0 | |
| rabbitfoot clover | Trifolium arvense | 3 | Trace to 2% | 1.0 | |
| red clover | Trifolium pratense | 9 | Trace to 2% | 0.6 | |
| English plantain | Plantago lanceolata | 20 | Trace to 5% | 1.6 | |
| Siberian bitter-cress | Cardamine oligosperma | 2 | 1% | 1.0 | |
| speedwell | Veronica sp. | 3 | 1 to 3% | 2.0 | |
| thistle | Cirsium sp. | 14 | 1 to 5% | 2.4 | |
| toad rush | Juncus bufonius | 5 | Trace to 5% | 1.2 | |
| western dock | Rumex occidentalis | 1 | Trace | 0.1 | |
| white clover | Trifolium repens | 9 | Trace to 1% | 0.2 | |
| white sweet-clover | Melilotus alba | 42 | 1 to 17% | 3.9 | |
| willowherb | Epilobium sp. | 29 | Trace to 7% | 2.8 | |
| yarrow | Achillea millefolium | 44 | Trace to 3% | 0.8 | |
| yellow parentucellia | Parentucellia viscosa | 2 | Trace | 0.1 | |
| unclassified-composite | unclassified-composite | 6 | Trace to 3% | 1.5 | |
| unclassified-grass | unclassified-grass | 4 | Trace to 2% | 0.8 | |
| unclassified-herb | unclassified-herb | 28 | Trace to 3% | 0.5 | |
| Shrubs | |||||
| beaked hazelnut | Corylus cornuta | 4 | 5 to 15% | 8.5 | |
| common snowberry | Symphoricarpos albus | 15 | 3 to 15% | 6.3 | |
| dull Oregon-grape | Mahonia nervosa | 1 | 3% | 3.0 | |
| Himalayan blackberry | Rubus discolor | 1 | Trace | 0.1 | |
| oceanspray | Holodiscus discolor | 6 | 2 to 10% | 5.7 | |
| red-flowering current | Ribes sanguineum | 2 | 3 to 5% | 4.0 | |
| red-osier dogwood | Cornus stolonifera | 3 | 10% | 10.0 | |
| rose | Rosa sp. | 21 | 1 to 25% | 8.0 | |
| salal | Gaultheria shallon | 9 | 3 to 15% | 7.0 | |
| Scot's broom | Cytisus scoparius | 4 | 1% | 1.0 | |
| Trees | |||||
| bigleaf maple | Acer macrophyllum | 1 | 2% | 2.0 | |
| Douglas-fir | Pseudotsuga menziesii | 7 | 1 to 25% | 18.0 | |
| red alder | Alnus rubra | 3 | 3 to 10% | 6.0 | |
| western hemlock | Tsuga heterophylla | 6 | 5 to 15% | 10.8 | |
| Notes: There were a total of 45 quadrats | |||||
| 1: No. of Quadrats Found = Number of quadrats in which the species was observed | |||||
| Bold are planted native species, underline indicates volunteer native species. (All other | |||||
| entries are non-native or invasive.) | |||||
| Mean percent cover is calculated for the number of quadrats where the plant was observed. | |||||