Collections Database

U.S.A., Washington, Grant County:
Ca. 9 miles west of Moses Lake, near Desert Wildlife Area parking lot on Dodson Road where Winchester Wasteway intersects Dodson Road.
T18N R26E S15. Datum: NAD 27. Coordinate uncertainty: 805 meters. Georeferenced by Ben Legler. Coordinate Source: TRS2LL.

Dry sandy soils. Weedy. Phenology: Flowers. Origin: Introduced.

Catherine Hovanic s.n.    2 Sep 1990

U.S.A., Washington, King County:
Duvall area, 322nd Ave NE, west side of road.
47.466123°, -122.028128°. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.

Roadside. Stem and flowers. Phenology: Flowers. Origin: Introduced.

Sasha Shaw s.n.    23 Aug 2000

U.S.A., Washington, Okanogan County:
Okanogan, 1 mile NE, Okanogan River valley.
Elev. 850 ft. 48.626036°, -119.466263°. Datum: WGS 84. Coordinate uncertainty: 1000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.

Open, swaampy area, with typha latifolia. Abundant perennial. Ascending branches; flowers reddish-purple. Phenology: Flowers. Origin: Introduced.

Ralph Naas 2565    27 Jul 1973
with D. Naas

U.S.A., Washington, Spokane County:
Along Spokane River near bridge ca. 2.5 miles E of Nine Mile Falls.
T26N R42E. Datum: WGS 84. Coordinate uncertainty: 544 meters. Georeferenced by Isaac Afolayan. Coordinate Source: GeoLocate.

Common on river bottom land. Phenology: Flowers. Origin: Introduced.

Xerpha M. Gaines 748    2 Jul 1952
with Al Overland, Adolph Lange

U.S.A., Washington, King County:
Seattle.
47.613617°, -122.310098°. Datum: WGS 84. Coordinate uncertainty: 15750 meters. Georeferenced by Joseph Stormer. Coordinate Source: Digital Map.

Phenology: Flowers. Origin: Introduced.

I. L. Norberg s.n.     1933

U.S.A., Washington, King County:
Lake Sammamish.
47.60264°, -122.09224°. Datum: WGS 84. Coordinate uncertainty: 6000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.

Dried up swamp. Phenology: Flowers. Origin: Introduced.

W. J. Eyerdam s.n.    11 Aug 1933

U.S.A., Washington, King County:
Lake Washington near the University grounds.
47.66667°, -122.30861°. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.

Boggy margins of lake. Abudanatly established. Phenology: Flowers. Origin: Introduced.

J. William Thompson 8004    18 Aug 1931

U.S.A., Washington, King County:
Duvall area, 322nd Ave NE, west side of road.
47.466123°, -122.028128°. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.

Roadside. Stem and flowers. Phenology: Flowers. Origin: Introduced.

Sasha Shaw s.n.    23 Aug 2000

U.S.A., Idaho, Canyon County:
Boise River at the east end of the old highway bridge, where the river emerges from between the basalt lava bluffs of Canyon hill, Caldwell.
T4N R3W S15. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.

Sandy beaches. Phenology: Flowers. Origin: Introduced.

D. R. Simpson 234    21 Aug 1964

U.S.A., Oregon, Malheur County:
Big Valley, near Haper.

In about a foot of water, in dense mats. Phenology: Fertile. Origin: Introduced.

E. R. Jackman s.n.     Aug 1954

U.S.A., Idaho, Ada County:
Boise, Julia Davis Park; along the Boise River.
Elev. 807 m. T3N R2E S19. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.

Wet ground; associated species: Solidago, Salix, Eleocharis, Echinochloa, Juncus, Equisetum. Flowers purple; plants perennial, .6 - 1.2 meters tall. Phenology: Flowers. Origin: Introduced.

Richard R. Halse 1871    24 Aug 1978

U.S.A., Idaho, Ada County:
Northeast side of Boise River near old Strawberry Glen bridge and airport, west end of Boise.
Elev. 2600 ft. T4N R1E S24 SWSE. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.

Between river and dense growth of willow, maple, and cottonwood. Abundant tall herb, flowers violet-red. Phenology: Flowers. Origin: Introduced.

Barbara Ertter 3955    14 Aug 1980
with Jeffery Strachan

U.S.A., Idaho, Canyon County:
Along Wamstad Road by the bridge over the Boise River just south of Parma.
Elev. 2227 ft. T5N R5W S17. Datum: WGS 84. Coordinate uncertainty: 1000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.

On gravelly river bank with Salix Amorpha, Populus, Lactuca, Phalaris, Lepidum latifolium, Verbascum. Flowers purple; plants perennial, to 1.6 meters tall. Phenology: Flowers. Origin: Introduced.

Richard R. Halse 4289    9 Aug 1991

U.S.A., Washington, Snohomish County:
Along Smith Island Road ca. 1/4 mile south of junction with 12th St NE, north of Langus Riverfront Park on Snohomish River, north of Everett.
Elev. 5 ft. 48° 18" N, 122° 10' 32" W. Datum: WGS 84.

Low marshy areas with Lythrum salicaria, Phalaris arundinacea, Typha latifolia. Flowers red-purple; stems branched, to 2 meters tall; scattered. Phenology: Flowers. Origin: Introduced.

Ben Legler 2905    29 Jul 2005

U.S.A., Washington, Cowlitz County:
Bog on north side of Pete Moore Island, west end of Silver Lake.
Elev. 492 ft. 46° 17.5' N, 122° 48.8' W. Datum: NAD 27. Coordinate Source: GPS.

Bog with peaty substrate, standing water, with Spiraea douglasii, Nuphar polysepala, Typha latifolia, and Iris pseudacorus. Flowers bright purple; uncommon; a few plants. Phenology: Flowers & Fruits. Origin: Introduced.

Ben Legler 3022    31 Aug 2005
with Peter F. Zika, David Giblin

U.S.A., Washington, Wahkiakum County:
East shore of Deep River near mouth, 1 air mile northwest of Miller Point; Grays Bay, Columbia River.
Elev. 6 ft. 46° 18.7' N, 123° 42.8' W; T10N R8W S31.

Freshwater intertidal marsh, mudflats and higher marsh, with Scirpus triqueter, Lilaeopsis. Bright pink-purple flowers. SHEET 1 OF 2. Phenology: Flowers & Fruits. Origin: Introduced.

Peter F. Zika 22254    30 Aug 2005
with David Giblin, Cathy Maxwell, Ben Legler

U.S.A., Washington, Wahkiakum County:
East shore of Deep River near mouth, 1 air mile northwest of Miller Point; Grays Bay, Columbia River.
Elev. 6 ft. 46° 18.7' N, 123° 42.8' W; T10N R8W S31.

Freshwater intertidal marsh, mudflats and higher marsh, with Scirpus triqueter, Lilaeopsis. Bright pink-purple flowers. SHEET 2 OF 2. Phenology: Flowers & Fruits. Origin: Introduced.

Peter F. Zika 22254    30 Aug 2005
with David Giblin, Cathy Maxwell, Ben Legler

U.S.A., Washington, King County:
Cottage Lake.
47.754° N, 122.087° W.

Phenology: Fruits. Origin: Native.

Del Field s.n.    31 Jul 1995
with Steve Majerick, Chuck Eberhart

U.S.A., Washington, King County:
Panther Lake, Kent.
47.4215° N, 122.188° W.

Phenology: Flowers. Origin: Introduced.

Del Field s.n.    27 Jul 1995
with Steve Majerick

U.S.A., Washington, King County:
Kathleen Lake.
47.4783° N, 122.0881° W.

Phenology: Fruits. Origin: Introduced.

Del Field s.n.    17 Aug 1995
with Steve Majerick

U.S.A., Washington, Skagit County:
Campbell Lake. A naturally formed lake approximately 0.75 square miles in size.
Elev. 76 ft. 48° 26.204' N, 122° 37.902' W. Datum: WGS 84. Coordinate uncertainty: 5 meters.

Mucky lake margin dominated by Hippuris vulgaris, Polygonum sp., Typha latifolia, and Salix sp. Uncommon along lake margin. Phenology: Flowers & Fruits. Origin: Introduced.

Ben Legler 3671    5 Oct 2006
with David Giblin

U.S.A., Washington, Chelan County:
Circa 100 meters from US2 on cutoff road to US 97 circa 1 mile southeast of Peshastin.
T24N R18E S21. Datum: WGS84. Coordinate uncertainty: 1000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.

Along upper edge of roadside ditch. With Rorippa nasturtium-aquaticum, Epilobium ap., Agropyron spicatum, Equisetum arvense and Convolvulus arvensis. Growing in clumps. Flowers pinkish-purple. [Located in teaching collection]. Phenology: Flowers. Origin: Introduced.

M. Arnot 222    30 Jun 1990
with E. Burnett

U.S.A., Washington, Douglas County:
Bridgeport Bar, south shore Columbia River.
Elev. 787 ft. 48° 4' N, 119° 41.2' W; T30N R25E S28.

Edge of sunny backwater slough, with Anagallis minima, Juncus articulatus, Iris pseudacorus. Purple flowers, uncommon rhizomatous weed, in shallow water and along moist shore. Phenology: Flowers. Origin: Introduced.

Peter F. Zika 22439    26 Sep 2005

U.S.A., Oregon, Linn County:
Between railroad and Route 20, northwest of Crowfoot Road, southeast of Lebanon.
T12S R2W S23 NE 1/4 of SE 1/4. Datum: NAD 27. Coordinate uncertainty: 805 meters. Georeferenced by Ben Legler. Coordinate Source: TRS2LL.

Ditch. Purple flowers, circa 200 plants. Phenology: Flowers. Origin: Introduced.

P. F. Zika 11690    27 Jun 1992

Canada, British Columbia
Chilliwack.

Phenology: Flowers. Origin: Introduced.

J. W. Eastham s.n.    15 Aug 1939

U.S.A., Oregon, Lincoln County:
Near inlet of Rock Creek, Lincoln City.
Elev. 65 ft. T7S R11W S14. Datum: NAD 27. Coordinate uncertainty: 805 meters. Georeferenced by Ben Legler. Coordinate Source: TRS2LL.

Aquatic, with Egeria densa, Isotes occidentalis, southwest end of Devils Lake. Phenology: Flowers & Fruits. Origin: Introduced.

Peter F. Zika 11839    8 Aug 1992

U.S.A., Washington, Kittitas County:
Along Columbia River about 1 1/4 miles south of Vantage.
Elev. 742 ft. 46° 55.5' N, 119° 59.445' W; T17N R23E S31. Datum: WGS 84.

Saturated soil; some gravel; level. Near water's edge. Other plants: Salix exigua, Euthamia occidentalis, Apocynum cannabinum. Flowers reddish-purple; common. Phenology: Flowers. Origin: Introduced.

Don Knoke 1729    20 Sep 2008

U.S.A., Washington, Grant County:
Potholes Wildlife Area. Sand Dunes Road. From roadside to 0.5 kilometers west.
Elev. 1039 ft. 47.07359° N, 119.3371° W. Datum: WGS 84. Coordinate uncertainty: 10 meters.

Stabilized sand dune community with wetland habitat in swales; swales dominated by Schoenoplectus acutus and Typha latifolia; both dunes and swales invaded by non-natives. Common in moist swales among Schoenoplectus acutus. Phenology: Flowers & Fruits. Origin: Introduced.

David Giblin 2285    28 Aug 2008

U.S.A., Washington, Grant County:
Winchester Waterway. Starting at end of main access road and working back toward entrance.
Elev. 1121 ft. 47.11698° N, 119.62003° W. Datum: WGS 84. Coordinate uncertainty: 2 meters.

Lake edge dominated by Schoenoplectus acutus and Typha latifolia; surrounding shrub-steppe with Artemisia tridentata and Pseudoroegneria spicata. Common along lakeshore among Schoenoplectus acutus. Phenology: Flowers & Fruits. Origin: Introduced.

David Giblin 2354    29 Aug 2008

U.S.A., Washington, Adams County:
Herman Lake, along shoreline near boat ramp.
Elev. 944 ft. 46.89746° N, 119.19958° W. Datum: WGS 84. Coordinate uncertainty: 3 meters.

From 0.7 meters deep in lake to upland area adjacent to shoreline. Schoenoplectus acutus, Typha sp., and Juncus spp. dominant. Scattered along shoreline in water to 0.25 centimeters deep. Phenology: Flowers & Fruits. Origin: Introduced.

David Giblin 2402    4 Sep 2008

U.S.A., Washington, Adams County:
Lyle Lake.
Elev. 941 ft. 46.89534° N, 119.20297° W. Datum: WGS 84. Coordinate uncertainty: 3 meters.

Lake in basalt rimrock surrounded by shrub-steppe; shoreline dominated by Schoenoplectus acutus, Bulboschoenus sp. Scattered along shoreline. Phenology: Flowers & Fruits. Origin: Introduced.

David Giblin 2427    5 Sep 2008

U.S.A., Washington, Adams County:
Columbia National Wildlife Refuge. McMannaman Lake. From south end of lake along shoreline to northwest corner where stream feeds lake.
Elev. 820 ft. 46.90818° N, 119.2288° W. Datum: WGS 84. Coordinate uncertainty: 2 meters.

Lake in basalt rimrock dominated by Schoenoplectus acutus, Bulboschoenus sp., and Typha latifolia. Cirsium arvense invading peripheral upland. Scattered along shoreline in saturated soil. Phenology: Flowers & Fruits. Origin: Introduced.

David Giblin 2438    5 Sep 2008

U.S.A., Washington, Okanogan County:
Southwest shore of Osoyoos Lake, near embayment and marsh. Oroville.
Elev. 918 ft. 48° 57' N, 119° 26' W; T40N R27E S21.

Sandy and peaty shores, with Salix exigua, Populus balsamifera, Equisetum hyemale, Biden frondosa, Juncus articulatus. Cespitose, leaves turn red; common. Phenology: Fruits. Origin: Introduced.

Peter F. Zika 17965    27 Sep 2002

U.S.A., Oregon, Clatsop County:
Julia Butler Hanson Refuge for the Columbia White-tailed Deer. Island off the east tip of Tenasillahe Island.
Elev. 0 ft. 46.20953° N, 123.43145° W. Datum: WGS 84. Coordinate uncertainty: 5 meters.

Sandy-shored island with freshwater intertidal wetland and dredge spoils habitat. Periphery of wetland dominated by Populus and Salix. Scattered in saturated soils throughout island. Phenology: Flowers & Fruits. Origin: Introduced.

Kathleen Sayce 08-115    9 Sep 2008
with Cathy Maxwell, Joe Arnett, David Giblin

U.S.A., Washington, Whatcom County:
Lake Terrell Game Preserve, southeast boat launch area, eight meters from the shoreline.
Elev. 200 ft. UTM Zone 10, 523390E, 5411418N; T39N R1E S21. Datum: NAD 27. Coordinate uncertainty: 805 meters. Georeferenced by Ben Legler. Coordinate Source: TRS2LL.

Growing in wet soil at the lakeshore. Other plants: Phalaris arundinacea, Rubus laciniatus, Rubus armeniacus, Polygonum hydropiperoides, Spiraea douglasii, Polygonum persicaria, Juncus sp. Flowers pink. Phenology: Flowers. Origin: Introduced.

James Duemmel 10-517    16 Aug 2010

U.S.A., Washington, Yakima County:
Toppenish National Wildlife Refuge. Mud Lake area. Riparian zone and roadside edge to east of Mud Lake.
Elev. 797 ft. 46.3203° N, 120.55444° W. Datum: WGS 84. Coordinate uncertainty: 5 meters.

Riparian area along irrigation canal dominated by Salix overstory; Typha common in open areas. Scattered in riparian area; flowers pink-purple. Phenology: Flowers. Origin: Introduced.

David Giblin 3073    13 Aug 2009
with Don Knoke

U.S.A., Oregon, Douglas County:
West end of Dean Creek Elk Viewing Area, far west drainage along banks.
Elev. 15 ft. T22S R11W S6 NE. Datum: NAD 27. Coordinate uncertainty: 805 meters. Georeferenced by Ben Legler. Coordinate Source: TRS2LL.

Associated species: Rubus spp. Aspect: none. Slope: none. Phenology: Flowers. Origin: Introduced.

Bruce Rittenhouse 1263    15 Jul 1992

U.S.A., Washington, Douglas County:
Rock Island Lakes, Rock Island Road access.
T22N R21E S23. Datum: NAD 27. Coordinate uncertainty: 805 meters. Georeferenced by Ben Legler. Coordinate Source: TRS2LL.

Hiking trail along lakeshore. Phenology: Flowers. Origin: Introduced.

Chris Boever 46    7 Aug 2008

U.S.A., Washington, Thurston County:
Tumwater Historical Park, along slackwater portion of Deschutes River north of I-5 crossing.
Elev. 0 ft. 47° 1.377' N, 122° 54.142' W; T18N R2W S26.

Sandy loam. With Alnus rubra, Typha latifolia, Phalaris arundinacea. Uncommon. Flowers purple. Phenology: Flowers. Origin: Introduced.

Regina Johnson 2012-107    10 Aug 2012

U.S.A., Washington, Thurston County:
Tumwater Historical Park, along upland boundary between river and lawn.
Elev. 0 ft. 47° 1.377' N, 122° 54.142' W; T18N R2W S26.

Sandy loam. With Alnus rubra, Salix spp., Phalaris arundinacea, Rubus armeniacus. Uncommon. Flowers purple. Phenology: Flowers. Origin: Introduced.

Regina Johnson 2012-108    10 Aug 2012

U.S.A., Washington, Franklin County:
Scootenay Reservoir. Cattail Lake, south shore where gravel access road leads to lake.
Elev. 283 m. 46.70307° N, 119.01243° W. Datum: WGS 84. Coordinate uncertainty: 5 meters. Georeferenced by Maria Yousoufian.

Lake shore edge dominated by Typha sp. Uncommon; growing in standing water at edge of lake. Phenology: Flowers and Fruits. Origin: Introduced.

David Giblin 3258    29 Sep 2009

U.S.A., Washington, Kittitas County:
Woodhouse Road Loop, about 1 kilometer east from junction with Canyon Road.
Elev. 432 m. 46.94998° N, 120.51836° W.

Farm pond dominated by Iris pseudacorus along margin and Potamogeton natans in water to 1.5 meters deep. Uncommon along edge of pond; rhizomatous. Phenology: Flowers. Origin: Introduced.

Don Knoke 1995    5 Oct 2009
with David Giblin

U.S.A., Washington, Grays Harbor County:
Chehalis River. River edge at end of Preacher's Slough Road.
Elev. 5 m. 46.94718° N, 123.65509° W. Datum: WGS 84. Coordinate uncertainty: 5 meters. Georeferenced by Maria Yousoufian.

Freshwater intertidal zone dominated by Schoenoplectus acutus and Phalaris arundinacea. Common along river edge near high tide line. Phenology: Flowers. Origin: Introduced.

David Giblin 3127    1 Sep 2009

U.S.A., Oregon, Clatsop County:
Julia Butler Hansen National Wildlife Refuge. Miller Sands Island; northern side of island approximately halfway between east and west ends.
Elev. 3 m. 46.252° N, 123.6613° W. Datum: WGS 84. Coordinate uncertainty: 100 meters. Georeferenced by Maria Yousoufian. Coordinate Source: Digital map.

Freshwater intertidal zone with adjacent Rubus bifrons-Salix columbianum zone and dredge spoils zone; non-native species throughout island. Common and abundant at upper end of intertidal zone; forming monocultural stands. Phenology: Flowers. Origin: Introduced.

Kathleen Sayce 10-10    23 Sep 2010
with Cathy Maxwell, David Giblin

U.S.A., Washington, Cowlitz County:
Island Park Recreation Area on north side of Lewis River along Highway 503.
Elev. 14 m. 45.93921° N, 122.68172° W. Datum: WGS 84. Coordinate uncertainty: 100 meters. Georeferenced by Maria Yousoufian. Coordinate Source: GPS.

Riverbank with silty and gravelly areas; island in middle of river with Phalaris arundinacea and Lotus corniculatus. Locally common at base of boat ramp in disturbed soil. Phenology: Flowers and Fruits. Origin: Introduced.

Cathy Maxwell 13-72    28 Aug 2013

U.S.A., Oregon, Linn County:
Highway 20 at House Rock Campground intersection; circa 24 air miles east of Sweet Home.
Elev. 1815 ft. UTM Zone 10, 559820E, 4916066N. Datum: WGS 84.

Wet roadside ditch. With Juncus ensifolius, Rumex crispus. 1 plant with circa 15 stems; circa 1.2 meters tall; rhizomatous; flowers deep pink-purple. Phenology: Flowers. Origin: Introduced.

R.E. Brainerd 2239    11 Aug 2013

U.S.A., Washington, Chelan County:
Growing in Beebe Springs Natural Area along the edge of Lake Entiat on the Columbia River.
47.81984° N, 119.97173° W. Coordinate Source: Specimen Label.

Growing in scattered patches. Plants range from 3 to 5 feet tall. Flowers purple. Phenology: Flowers. Origin: Introduced.

Jeff Walker 705    23 Jun 2014

U.S.A., Washington, Asotin County:
Banks of the Snake River in Swallow's Nest Park in the City of Clarkston.
46.39338° N, 117.04436° W. Coordinate Source: Specimen Label.

Growing along the sandy banks of the river. Growing with Salix and Verbena hastata. Petals purple. Phenology: Flowers. Origin: Introduced.

Jeff Walker 713    2 Aug 2014

U.S.A., Washington, Kittitas County:
Shallow pond along Charter Road leading to fish hatchery, south side of road.
Elev. 580 m. 47.1922° N, 120.96069° W. Datum: WGS 84. Coordinate uncertainty: 100 meters. Coordinate Source: Digital map.

Shallow pond to 2 meters deep with Typha latifolia and Phalaris arundinacea dominant along pond margin. Scattered among Typha stand at edge of road. Phenology: Fruits. Origin: Introduced.

Don Knoke 2076    21 Oct 2010
with David Giblin

U.S.A., Washington, Snohomish County:
Snohomish River estuary.
48.031738°, -122.203703°. Datum: WGS 84. Coordinate uncertainty: 2000 meters. Georeferenced by Ibro Polovina. Coordinate Source: Digital Map.

Roadside. Phenology: Flowers. Origin: Introduced.

Clayton Haberman s.n.    7 Aug 1997

U.S.A., Washington, Island County:
Deception Pass State Park. Cranberry Lake. Southwest corner of lake.
Elev. 1 m. 48.3923° N, 122.66° W. Datum: WGS 84. Coordinate uncertainty: 10 meters. Georeferenced by Maria Yousoufian. Coordinate Source: Digital map.

Shoreline and adjacent flooded wet meadow with water to 1 meter deep; Carex and Juncus dominant. Single population along edge of lake. Phenology: Flowers. Origin: Introduced.

Ben Legler 11832    24 Aug 2010
with David Giblin, Jeff Walker

U.S.A., Oregon, Benton County:
Northeast Corvallis; Jackson-Frazier Wetland County Park; 0.2 air mile north of the parking area at the end of Northeast Lancaster Street.
Elev. 220 ft. UTM Zone 10, 481045E, 4939349N. Datum: WGS 84.

Seasonal wetland. With Fraxinus latifolia, Rosa pisocarpa, Oenanthe sarmentosa, Mentha canadensis, Spiraea douglasii. Flowers purple-pink. A single plant with circa 12 flowering stems. Phenology: Flowers. Origin: Introduced.

R. E. Brainerd 2319    15 Jul 2014

U.S.A., Washington, Clark County:
South shore of Burnt Bridge Creek just east of where NW Lakeshore Avenue crosses the creek, northwest of Vancouver.
Elev. 4 m. 45.673759° N, 122.689573° W. Datum: WGS 84. Coordinate uncertainty: 4 meters. Georeferenced by Ben Legler. Coordinate Source: GPS.

Marshy wetland on edge of open water, with Leerzia oryzoides, Phalaris arundinacea, and Bidens. Stems to 2 meters tall; plants frequent. Phenology: Fruits.

Ben Legler 13856    11 Sep 2015

U.S.A., Washington, Chelan County:
Columbia River, Wenatchee Riverfront Park in Wenatchee, in the cove just south of the Walla Walla swimming area.
Elev. 700 ft. 47° 26.647' N, 120° 18.892' W; T23N R20E S34 NW. Coordinate Source: Specimen Label.

Mud flat near the water. Cottonwood, willow, mulberry overstory. Clumps of Poa annua, Juncus, Polygonum, and cattail. Inundated regularly. Phenology: Flowers. Origin: Introduced.

P. Camp 3529    23 Aug 2015

U.S.A., Washington, Skagit County:
Between dikes in Sullivan Slough, south of La Conner.
48.38565° N, 122.48266° W. Coordinate Source: GPS.

Brackish tidal marsh. Typha latifolia dominant. Tidal/beaver channels throughout. Area floods with tide. Abundance: Common. Growth Habit: Erect, flowering perennial to 2 meters tall. Scattered seedlings present. Site ID: NWCA16-4897. Visit #1. Collection #Q4 (QA Voucher). Phenology: Flowers and Fruits. Origin: Introduced.

Patricia Johnson NWCA16-4897-V1-Q4    21 Jul 2016

U.S.A., Oregon, Clatsop County:
South side of Columbia Beach Road, east of Lake Drive.
Elev. 8 m. 46.133° N, 123.9309° W. Coordinate Source: Specimen Label.

Full sun, pond shore, with Sphagnum, Lysichiton, Spiraea, Iris pseudacorus. Pinkish-purple flowers, common. Phenology: Flowers. Origin: Introduced.

Peter F. Zika 28270    14 Aug 2016

U.S.A., Washington, King County:
Artificial pond on grounds of abandoned nursery, N side of SE Petrovitsky Road, 200 m NE of junction with 126th Avenue SE, Renton.
Elev. 115 m. 47.4465° N, 122.1723° W. Coordinate Source: Specimen Label.

Occasional, pond shore, full sun, with Persicaria, Iris pseudacorus, Typha latifolia, Phalaris, artificial pond on grounds of abandoned nursery. 2 m tall, flowers pinkish-purple, petals 10--11 mm. Phenology: Fertile. Origin: Introduced.

Peter F. Zika 28386    31 Aug 2016
with Ben Peterson