Hylebos Park, King County, WA.
List covers plants found in the wetland area of Hylebos Park, located along I-5 between Federal Way and Tacoma. Combination of lists by Sarah Cooke, May 1995, and Fred Weinmann, April 2001. 127 spp.
These lists represent the work of different WNPS members over the years.
Their accuracy has not been verified by the Washington Native Plant Society.
We offer these lists to individuals as a tool to enhance the enjoyment and study of native plants.
Vascular Plant List
Hybelos Park
* - Introduced
Scientific Name Common Name Family Name
Acer circinatum Vine maple Aceraceae
Acer macrophyllum Big-leaf maple Aceraceae
Agropyron repens* Quack grass Poaceae
Agrostis oregonensis Oregon bentgrass Poaceae
Agrostis stolonifera* Colonial bentgrass Poaceae
Agrostis tenuis* Colonial bentgrass Poaceae
Aira caryophyllea* Silver hairgrass Poaceae
Alnus rubra Red alder Betulaceae
Alopecurus pratensis* Meadow foxtail Poaceae
Amelanchier alnifolia Serviceberry Rosaceae
Athyrium filix-femina Lady fern Polypodiaceae
Berberis nervosa Cascade Oregongrape Berberidaceae
Betula glandulosa Bog birch Betulaceae
Betula pumila* Swamp birch Betulaceae
Bidens cernua Nodding beggar-ticks Asteraceae
Blechnum spicant Deer fern Polypodiaceae
Callitriche heterophylla Different-leaved water-starwort Callitrichaceae
Cardamine oligosperma Little Western bittercress Brassicaceae
Carex deweyana Dewey's sedge Cyperaceae
Carex hendersonii Henderson's sedge Cyperaceae
Carex lenticularis Lenticular sedge Cyperaceae
Carex obnupta Slough sedge Cyperaceae
Cirsium arvense* Canada thistle Asteraceae
Cirsium vulgare* Bull thistle Asteraceae
Cornus canadensis Bunchberry Cornaceae
Cornus stolonifera Red-osier dogwood Cornaceae
Corydalis scouleri Western corydalis Fumariaceae
Corylus cornuta Hazelnut Betulaceae
Crataegus monogyna* English hawthorn Rosaceae
Dactylis glomerata* Orchard grass Poaceae
Dicentra formosa Bleeding heart Fumariaceae
Dryopteris austriaca Spreading wood-fern Polypodiaceae
Echinochloe crusgalli* Barnyard grass Poaceae
Epilobium angustifolium Fireweed Onagraceae
Epilobium watsonii Watson's willow-herb Onagraceae
Equisetum arvense Common horsetail Equisetaceae
Equisetum hyemale Scouring rush Equisetaceae
Equisetum telmateia Giant horsetail Equisetaceae
Festuca arundinacea* Tall fescue Poaceae
Festuca rubra Red fescue Poaceae
Galium aparine Cleavers Rubiaceae
Galium trifidum Small bedstraw Rubiaceae
Gaultheria shallon Salal Ericaceae
Geum macrophyllum Large-leaved avens Rosaceae
Glecoma hederacea* Creeping Charlie Lamiaceae
Glyceria elata Tall mannagrass Poaceae
Glyceria grandis Reed mannagrss Poaceae
Holcus lanatus* Common velvet grass Poaceae
Holodiscus discolor Ocean spray Rosaceae
Hydrophyllum tenuipes Pacific waterleaf Hydrophyllaceae
Hypericum anagalloides Bog St. John's-wort Hypericaceae
Ilex aquifolium* English holly Aquifoliaceae
Juncus bufonius* Toad rush Juncaceae
Juncus effusus Soft rush Juncaceae
Juncus falcatus Sickle-leaved rush Juncaceae
Lactuca muralis* Wall lettuce Asteraceae
Ledum groendlandicum Labrador tea Ericaceae
Lemna minor Water lentil Lemnaceae
Lonicera ciliosa Orange honeysuckle Caprifoliaceae
Lonicera involucrata Black twinberry Caprifoliaceae
Luzula parviflora Small-flowered woodrush Juncaceae
Lysichiton americanum Skunk cabbage Araceae
Maianthemum dilatatum False lily-of-the-valley Liliaceae
Menziesia ferruginea Fool's huckleberry Ericaceae
Mimulus gutattus Common monkey-flower Scrophulariaceae
Myosotis laxa Small-flowered forget-me-not Boraginaceae
Oemlaria cerasiformus Indian plum Rosaceae
Oenanthe sarmentosa Water parsley Apiaceae
Phalaris arundinacea* Reed canarygrass Poaceae
Picea sitchensis Sitka spruce Pinaceae
Plantago major* Common plantain Plantaginaceae
Poa annua Annual bluegrass Poaceae
Poa palustris* Fowl meadow-grass Poaceae
Polygonum persicaria* Heartweed Polygonaceae
Polypodium glycyrrhiza Licorice fern Polypodiaceae
Polystichum munitum Sword fern Polypodiaceae
Populus trichocarpa Black cottonwood Salicaceae
Potentilla palustris Marsh cinquefoil Rosaceae
Prunus cerasifera* Cherry plum Rosaceae
Prunus emarginata Bitter cherry Rosaceae
Pseudotsuga menziesii Douglas fir Pinaceae
Pteridium aquilinum Bracken Polypodiaceae
Pyrus fusca Crabapple Rosaceae
Pyrus malus* Apple Rosaceae
Ranunculus acris* Meadow buttercup Ranunculaceae
Ranunculus repens* Creeping buttercup Ranunculaceae
Rhamnus purshiana Cascara Rhamnaceae
Ribes divaricatum Coast black gooseberry Grossulariaceae
Ribes lacustre Prickly currant Grossulariaceae
Rosa gymnocarpa Baldhip rose Rosaceae
Rosa nutkana Nootka rose Rosaceae
Rosa pisocarpa Clustered wild rose Rosaceae
Rubus discolor* Himalayan blackberry Rosaceae
Rubus laciniatus* Evergreen blackberry Rosaceae
Rubus parviflorus Thimbleberry Rosaceae
Rubus spectabilus Salmonberry Rosaceae
Rubus ursinus Wild blackberry Rosaceae
Rumex crispus* Sour dock Polygonaceae
Rumex occidentalis Western dock Polygonaceae
Salix lasiandra Pacific willow Salicaceae
Salix scouleriana Scouler willow Salicaceae
Salix sitchensis Sitka willow Salicaceae
Sambucus racemosa Red elderberry Caprifoliaceae
Scilla hispanica* Spanish bluebells Liliaceae
Scirpus cyperinus Wool-grass Cyperaceae
Scirpus microcarpus Small-flowered bulrush Cyperaceae
Solanum dulcamara* Bittersweet nightshade Solanaceae
Solidago canadensis Meadow goldenrod Asteraceae
Spiraea douglasii Hardhack Rosaceae
Stachys cooleyae Cooley's hedge-nettle Lamiaceae
Stellaria calycantha Northern starwort Caryophyllaceae
Stellaria longifolia Long-leaved starwort Caryophyllaceae
Streptopus roseus Rosy twisted-stalk Liliaceae
Symphoricarpos albus Common snowberry Caprifoliaceae
Taraxacum officinale* Dandelion Asteraceae
Thuja plicata Western red cedar Cupressaceae
Tiarella trifoliata Foamflower Saxifragaceae
Tolmiea menziesii Youth-on-age Saxifragaceae
Trientalis arctica Northern star-flower Primulaceae
Trifolium pratense* Red clover Fabaceae
Trifolium repens* White clover Fabaceae
Trillium ovatum White trillium Liliaceae
Tsuga heterophylla Western hemlock Pinaceae
Typha latifolia Common cattail Typhaceae
Urtica dioica Stinging nettle Urticaceae
Vaccinium parvifolium Red huckleberry Ericaceae
Veronica americana American brooklime Scrophulariaceae
Hylebos Park, King County, Washington
WNPS Plant Lists
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