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0 - 49
Apocynaceae
1. Asclepias speciosa Torr.
U.S.A., Washington, Benton County: Tomar.
45.96861°, -119.05222°. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Fruits only; no vegetative material on sheet. Reproductive state: Fruits. Origin: Native.
WTU: 345900
T. C. Frye s.n.Aug 14, 1908
Apocynaceae
2. Asclepias speciosa Torr.
U.S.A., Washington, Chelan County: Howard Flats Rd. ca 4 miles NE of Chelan.
T28N R23E S22
47.882033°, -119.95428°. Datum: WGS84. Coordinate uncertainty: 1000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Along roadside above a small lake. Reproductive state: Fruits. Origin: Native.
WTU: 327967
Mildred Arnot 680Aug 25, 1993
Apocynaceae
3. Asclepias speciosa Torr.
U.S.A., Washington, Grant County: Floor of coulee below Dry Falls, Dry Falls State Park.
47.60472°, -119.34639°. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Plentiful. Reproductive state: Flowers. Origin: Native.
WTU: 173725
Xerpha M. Gaines 717Jun 6, 1952
With T. H. Scheffer
Apocynaceae
4. Asclepias speciosa Torr.
U.S.A., Washington, Kittitas County: At Ellensburg.
46.99667°, -120.54667°. Datum: WGS 84. Coordinate uncertainty: 5000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
In moist ground along irrigating ditch. Reproductive state: Flowers. Origin: Native.
WTU: 4217JWT
J. William Thompson 6711Jun 14, 1931
Apocynaceae
5. Asclepias speciosa Torr.
U.S.A., Washington, Okanogan County: Twisp, Valley of Methow River. Elev. 1600-3000 ft.
48.129743°, -120.00157°. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Dry hillside. Reproductive state: Flowers. Origin: Native.
WTU: 110709
Harold St. John 5495Jul 16, 1921
With W. D. Courtney, Charles S. Parker
Apocynaceae
6. Asclepias speciosa Torr.
U.S.A., Washington, Skamania County: Little White Salmon River.
45.799923°, -121.64404°. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by Jim Duemmel. Coordinate Source: Digital Map.
Reproductive state: Flowers. Origin: Native.
WTU: 37047
J. B. Flett s.n.Aug 1903
Apocynaceae
7. Asclepias speciosa Torr.
U.S.A., Washington, Stevens County: Along highway just outside of Colville going north.
48.54667°, -117.90444°. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Reproductive state: Flowers. Origin: Native.
WTU: 196752
Monita Engvall 164Jul 2, 1958
Apocynaceae
8. Asclepias speciosa Torr.
U.S.A., Washington, Spokane County: Near Spangle.
47.4275°, -117.37917°. Datum: WGS 84. Coordinate uncertainty: 5000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
On low ground. Reproductive state: Flowers & Fruits. Origin: Native.
WTU: 119472
Wilhelm N. Suksdorf 8912Jul 22, 1916
Apocynaceae
9. Asclepias speciosa Torr.
U.S.A., Washington, Walla Walla County: State Line, 3 miles south of College Place.
46.006004°, -118.38722°. Datum: WGS 84. Coordinate uncertainty: 1000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Reproductive state: Fruits. Origin: Native.
WTU: 119637
Ernest Booth s.n.Jun 29, 1942
Apocynaceae
10. Asclepias speciosa Torr.
U.S.A., Washington, Yakima County: Highway 410, ca 1 mile west of intersection with Highway 12.
46.74994°, -120.80943°. Datum: WGS 84. Coordinate uncertainty: 500 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Growing with Bromus tectorum, Equisetum. Reproductive state: Flowers. Origin: Native.
WTU: 344384
Sarah Gage G&R 267Jun 15, 1992
With Sharon Rodman
Apocynaceae
11. Asclepias speciosa Torr.
U.S.A., Oregon, Josephine County: Siskiyou Mountains: 1/4 mi from Stone Gulch camping place on the exposed rocks along the Illinois River, right bank.
T37S R09W S3/4
42.3818°, -123.7493°. Datum: NAD 27. Coordinate uncertainty: 805 meters. Georeferenced by Ben Legler. Coordinate Source: TRS2LL.
Pale pinkish-yellow flowers. Dry exposed sand and stones soil (not serpentine). Reproductive state: Flowers. Origin: Native.
WTU: 349205
Sasa Stefanovic 98-67Jun 28, 1998
Apocynaceae
12. Asclepias speciosa Torr.
U.S.A., Oregon: Wallowa National Forest. Elev. 3500 ft.
Sandy gravelly loam, 1 weed type. Scattering common abundance; poisonous if eaten without water greadily by sheep. Reproductive state: Flowers.
WTU: 355187
J. H. Peterson s.n.Jul 25, 1913
Apocynaceae
13. Asclepias speciosa Torr.
U.S.A., Washington, Yakima County: Upper Nachez [Naches] River.
46.73111°, -120.69833°. Datum: WGS 84. Coordinate uncertainty: 20000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Not uncommon in moist wheat fields and meadows; Eastern Washington. Reproductive state: Flowers & Fruits. Origin: Native.
WTU: 14197
Louis F. Henderson s.n.Jun 13, 1892
Apocynaceae
14. Asclepias speciosa Torr.
U.S.A., Washington, Chelan County: North of Wenatchee.
47.42361°, -120.30917°. Datum: WGS84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Roadside. Reproductive state: Flowers. Origin: Native.
WTU: 16595JWT
J. William Thompson 6892Jun 25, 1931
Apocynaceae
15. Asclepias speciosa Torr.
U.S.A., Washington, Yakima County: Along Highway 97 about 4 miles northwest of intersection with Highway 220.
46.41423°, -120.39113°. Datum: WGS 84. Coordinate uncertainty: 1000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Along an irrigation ditch. Common; about 1 meter tall, with milky sap except in the rhizome, flowers white, fading cream-white, flowers fragrant. Reproductive state: Flowers. Origin: Native.
WTU: 257006
Warren Douglas Stevens 1681Jun 11, 1973
Apocynaceae
16. Asclepias speciosa Torr.
U.S.A., Washington, Yakima County: Campbell at Yost Roads at 12 miles west Toppenish. Elev. 705 ft.
46.377224°, -120.55932°. Datum: WGS 84. Coordinate uncertainty: 500 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Upper sonoran road edge. Reproductive state: Flowers & Fruits. Origin: Native.
WTU: 271144
E. Hunn 389Jun 6, 1977
Apocynaceae
17. Asclepias speciosa Torr.
U.S.A., Washington, Kittitas County: Kittitas Valley.
46.98333°, -120.41583°. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Roadside ditch bank. Reproductive state: Flowers & Fruits. Origin: Native.
WTU: 35856
Harold W. Smith 1277Jun 27, 1936
Apocynaceae
18. Asclepias speciosa Torr.
U.S.A., Washington, Yakima County: [No locality given on label].
46.48245°, -120.51294°. Datum: WGS 84. Coordinate uncertainty: 90000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Reproductive state: Flowers & Fruits. Origin: Native.
WTU: 35711
Martha R. Flahaut s.n.Jun 13, 1931
Apocynaceae
19. Asclepias speciosa Torr.
U.S.A., Washington, Grant County: Near Blue Lake, Grand Coulee.
47.56194°, -119.45056°. Datum: WGS 84. Coordinate uncertainty: 5000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Alkali flat. Reproductive state: Flowers. Origin: Native.
WTU: 34190
J. William Thompson 11815Jun 27, 1935
Apocynaceae
20. Asclepias speciosa Torr.
U.S.A., Oregon, Benton County: Philomath.
Railroad track. Reproductive state: Flowers.
WTU: 72624
Garland M. Powell s.n.Jun 17, 1940
Apocynaceae
21. Asclepias speciosa Torr.
U.S.A., Oregon, Josephine County: Shore of Rogue River, at 1st bridge, 10 miles west of Highway 99 on Galice-Almeda road.
On sand-rock beaches, high-water shore. Reproductive state: Flowers.
WTU: 138899
A. R. Kruckeberg 1894Jun 22, 1950
Apocynaceae
22. Asclepias speciosa Torr.
U.S.A., Montana, Sanders County: West of the Bison Range.
Reproductive state: Flowers & Fruits.
WTU: 48744
Frank H. Rose 483Jul 11, 1938
Apocynaceae
23. Asclepias speciosa Torr.
U.S.A., Idaho: Coeur d\' Alene.
Hores of lake. Reproductive state: Flowers.
WTU: 14216
J. Bhecberg 520Aug 1891
Apocynaceae
24. Asclepias speciosa Torr.
U.S.A., Oregon, Josephine County: Near Takilma.
42.051504°, -123.61951°. Datum: WGS 84. Coordinate uncertainty: 5000 meters. Georeferenced by Joseph Stormer. Coordinate Source: GeoLocate.
Dry ground. Reproductive state: Flowers & Fruits.
WTU: 16592JWT
J. William Thompson 4683Jun 7, 1928
Apocynaceae
25. Asclepias speciosa Torr.
U.S.A., Oregon, Wheeler County: Along the John Day River about a mile below Service Creek, and 14 miles west of Spray.
T9S R22E 23E
44.786388°, -120.01677°. Datum: WGS 84. Coordinate uncertainty: 1500 meters. Georeferenced by Dan Post. Coordinate Source: Digital Map.
Low ground. Sepals dull red-purple; petals pale blue-lavender. Reproductive state: Flowers & Fruits.
WTU: 146396
Arthur Cronquist 6682Jun 24, 1950
Apocynaceae
26. Asclepias speciosa Torr.
U.S.A., Oregon, Wasco County: Along the columbia River Highway (U.S. Highway 30) about 1.4 miles west of Memaloose Overlook. Elev. 321 ft.
T2N R12E S6
45.6832°, -121.3644°. Datum: NAD 27. Coordinate uncertainty: 805 meters. Georeferenced by Ben Legler. Coordinate Source: TRS2LL.
Plants perennial, to 1.07 meters tall, with milky latex, flowers lavender, fragrant. Associated genera: Pinus, Equisetum, Vicia, Tragopogon, Marah, Bromus. Reproductive state: Flowers.
WTU: 347549
Richard R. Halse 5834Jul 6, 2000
Apocynaceae
27. Asclepias speciosa Torr.
U.S.A., Oregon, Josephine County: Siskiyou National Forest; 11.1 miles west of Selma on Illinois Creek Road (Road 3504). Elev. 1150 ft.
42.311514°, -123.77391°. Coordinate uncertainty: 1500 meters. Georeferenced by Joseph Stormer.
Woods of Quercus kelloggii, Quercus garryana, Pseudotusga, Lithocarpus; along riverbank. Common; corona white; petals pale pinkish-red distally. Reproductive state: Flowers.
WTU: 258830
Melinda F. Denton 2389Jun 19, 1973
Apocynaceae
28. Asclepias speciosa Torr.
U.S.A., Oregon, Jackson County: Circa 6 miles north of MacLeod. Elev. 2000 ft.
On rocky embankment. Reproductive state: Flowers.
WTU: 53010
C. L. Hitchcock 5069Jun 30, 1939
With J. S. Martin
Apocynaceae
29. Asclepias speciosa Torr.
U.S.A., Oregon: Wallowa Whitman National Forest, circa. 5 miles south of Cornucopia. Elev. 4400 ft.
Along roadside, associated with Pinus ponderosa, Sambucus cerulea. Occassional. Reproductive state: Flowers.
WTU: 278750
Brenda Bafus 260Jul 4, 1979
Apocynaceae
30. Asclepias speciosa Torr.
U.S.A., Washington, Grant County: In the Grand Coulee 7 miles above the Dry Falls.
47.60472°, -119.34639°. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Along irrigation flume. Reproductive state: Flowers. Origin: Native.
WTU: 83118
H. T. Rogers 669Jun 13, 1940
Apocynaceae
31. Asclepias speciosa Torr.
U.S.A., Oregon, Curry County: Upper edge of Oak Flat on the Illinois River, 3 miles south of Agness.
Rocky bar. Reproductive state: Flowers.
WTU: 296162
William H. Baker 11561Jun 14, 1954
Apocynaceae
32. Asclepias speciosa Torr.
U.S.A., Washington, Kittitas County: 10 miles north of Ellensburg.
47.138889°, -120.55916°. Datum: NAD 27. Coordinate uncertainty: 4000 meters. Georeferenced by WTU Staff. Coordinate Source: Georeferenced.
On sand bass along Yakima River. Reproductive state: Flowers. Origin: Native.
WTU: 290935
Walter J. Eyerdam 6681Jun 11, 1938
Apocynaceae
33. Asclepias speciosa Torr.
U.S.A., Idaho, Owyhee County: Oreana.
43.05361°, -116.39417°. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Grassy meadow, open flat. Frequent. Reproductive state: Flowers.
WTU: 156023
William H. Baker 8542Aug 12, 1951
Apocynaceae
34. Asclepias speciosa Torr.
U.S.A., Washington, Spokane County: Spokane River at Spokane.
47.65889°, -117.425°. Datum: WGS 84. Coordinate uncertainty: 5000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Gravelly banks. Reproductive state: Flowers. Origin: Native.
WTU: 16598JWT
Sister Mary Milburge 513Jun 21, 1932
Apocynaceae
35. Asclepias speciosa Torr.
Canada, British Columbia: 1/4 mile west of the Kootenay River, 17 miles north of Kimberley.
Sandy shore of a shallow alkaline lake. Reproductive state: Flowers. Origin: Native.
WTU: 76438
W. A. Weber 2409Jul 10, 1941
Apocynaceae
36. Asclepias speciosa Torr.
U.S.A., Washington, Spokane County: Spokane.
47.65889°, -117.425°. Datum: WGS 84. Coordinate uncertainty: 1000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Moist ground. Reproductive state: Flowers. Origin: Native.
WTU: 30731
Sister Mary Milburge s.n.Jun 1931
Apocynaceae
37. Asclepias speciosa Torr.
U.S.A., Washington, Spokane County: Spokane.
47.65889°, -117.425°. Datum: WGS 84. Coordinate uncertainty: 1000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Bank of river. Reproductive state: Flowers. Origin: Native.
WTU: 16596JWT
Sister Mary Milburge s.n.Jul 1931
Apocynaceae
38. Asclepias speciosa Torr.
U.S.A., Oregon, Curry County: Upper Oak Flat on the Illinois River, 4 miles south of Agness.
Reproductive state: Flowers.
WTU: 296163
W. H. Baker 6811Jun 17, 1950
Apocynaceae
39. Asclepias speciosa Torr.
U.S.A., Washington, Kittitas County: 2 miles northwest of Ellensburg. Elev. 1550 ft.
47.017138°, -120.57668°. Datum: WGS 84. Coordinate uncertainty: 1000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Stony soil, roadside. Reproductive state: Flowers. Origin: Native.
WTU: 94631
Geo. G. Hedgcock s.n.Jun 20, 1932
Apocynaceae
40. Asclepias speciosa Torr.
U.S.A., Idaho, Custer County: Along the Salmon River, 5 miles north of Stanley.
44.224962°, -114.92808°. Datum: WGS 84. Coordinate uncertainty: 1000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Rocky banks. Reproductive state: Flowers.
WTU: 296164
William H. Baker 10736Jul 27, 1953
Apocynaceae
41. Asclepias speciosa Torr.
U.S.A., Washington, Yakima County: Naches Heights.
46.73111°, -120.69833°. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Along roadside. Reproductive state: Flowers. Origin: Native.
WTU: 78359
W. C. Muenscher 15874Jun 5, 1939
With M. W. Muenscher
Apocynaceae
42. Asclepias speciosa Torr.
U.S.A., Oregon, Clackamas County: Eagle Creek (station).
45.35758°, -122.35975°. Datum: WGS 84. Coordinate uncertainty: 1500 meters. Georeferenced by Dan Post. Coordinate Source: Digital Map.
Damp low ground. Reproductive state: Flowers.
WTU: 119471
Wilhelm Suksdorf 3334Jun 15, 1925
Apocynaceae
43. Asclepias speciosa Torr.
U.S.A., Washington, Yakima County: [No locality given on label].
46.48245°, -120.51294°. Datum: WGS 84. Coordinate uncertainty: 90000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Wooly Milkweed. Reproductive state: Flowers. Origin: Native.
WTU: 316091
Martha R. Flahaut s.n.Jun 13, 1931
Apocynaceae
44. Asclepias speciosa Torr.
U.S.A., Montana, Teton County: Fairfield, 2 miles west at Freezout Lake.
Reproductive state: Flowers.
WTU: 201019
Richard R. Knight s.n.Jul 15, 1959
Apocynaceae
45. Asclepias speciosa Torr.
U.S.A., Washington, Grant County: Near Blue Lake, Grand Coulee.
47.56194°, -119.45056°. Datum: WGS 84. Coordinate uncertainty: 5000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Alkali flat. Reproductive state: Flowers. Origin: Native.
WTU: 5249JWT
J. William Thompson 11815Jun 27, 1935
Apocynaceae
46. Asclepias speciosa Torr.
U.S.A., Oregon, Curry County: Upper Oak Flat on the Illinois River, 4 miles south of Agness.
Reproductive state: Flowers.
WTU: 156024
William H. Baker 6811Jun 17, 1950
Apocynaceae
47. Asclepias speciosa Torr.
U.S.A., Washington, Yakima County: South bank of Naches River, near confluence with Yakima River. Elev. 40 ft.
46° 38\' N, 120° 31\' W
Fruits (follicle) warty-spiny; under Populus trichocarpa, with Bromus tectorum, Centaurea. Reproductive state: Fruits. Origin: Native.
WTU: 345442
Sarah Gage G&R873Oct 3, 1992
With Sharon Rodman
Apocynaceae
48. Asclepias speciosa Torr.
U.S.A., Idaho, Owyhee County: Carl T. Johnson farm, 7 miles south of Bruneau. Elev. 2600 ft.
42.779153°, -115.79639°. Datum: WGS 84. Coordinate uncertainty: 1000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
On pond bank, with Rosa, Agropyron and Artemisia, moist loam soil, west exposure, level. Erect herb from a root stock, in clumps, up to 4 feet in height, common, flowers pink and white, fruit, green pod. Reproductive state: Flowers.
WTU: 195199
J. Morris Johnson 255Jul 8, 1960
Apocynaceae
49. Asclepias speciosa Torr.
U.S.A., Idaho, Elmore County: One-half mile northeast of Grand View.
42.98972°, -116.0925°. Datum: WGS 84. Coordinate uncertainty: 10000 meters. Georeferenced by WTU Staff. Coordinate Source: GeoLocate.
Along borrow pit partially filled with water. Plant strongly rhizomatous, sepals pink, corolla nearly white, flowers very fragrant. Reproductive state: Flowers.
WTU: 214570
C. L. Hitchcock 22620Jun 17, 1963
With C. V. Muhlick
Apocynaceae
50. Asclepias speciosa Torr.
U.S.A., Montana, Sanders County: Clark Place, Winter Range Forest. Elev. 3000 ft.
T20N R23W S4
47.52°, -114.5315°. Datum: NAD 27. Coordinate uncertainty: 805 meters. Georeferenced by Ben Legler. Coordinate Source: TRS2LL.
Slope: 5% N; Soil: clay loam; Type: stream bottom; With: [unreadable]. Use: moderate; Distribution: stream bottoms and waste areas; Abundance: moderate; 30-36" high in June. Reproductive state: Flowers. Origin: Native.
WTU: 47733
D. R. Hudson 193Jun 29, 1938
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