Record Number Database Code Specimen ID Project Herbarium Accession Number Barcode NPS Accession NPS Catalog Family Genus 1 Specific Epithet 1 Specific Author 1 Infraspecific Rank 1 Infraspecific Epithet 1 Infraspecific Author 1 Name 1 Qualifier Name 1 Qualifier Position Hybrid Symbol Genus 2 Specific Epithet 2 Specific Author 2 Infraspecific Rank 2 Infraspecific Epithet 2 Infraspecific Author 2 Name 2 Qualifier Name 2 Qualifier Position Conservation Status Annotations Site Key Collector Collector Number Other Collectors Day Collected Month Collected Year Collected Verbatim Collection Date Country State County Locality Site Description Minimum Elevation Maximum Elevation Elevation Unit LatitudeLongitude UTM TRS Decimal Latitude Decimal Longitude Geodetic Datum Coordinate Uncertainty Coordinate Uncertainty Unit Elevation Georeferenced TRS Georeferenced Georeference Sources Georeference Remarks Georeferenced By Specimen Notes Other Notes Phenology Cultivated Images Type Specimen? TypeDetails 1 RM 255381 Kostel 2005 RM Apocynaceae Asclepias verticillata L. RM-21910 Grace M. Kostel 8317 10 7 2005 U.S.A. South Dakota Jackson Buffalo Gap National Grassland and Vicinity: ca 6-6.5 air mi ESE of Cottonwood in South Fork Bad River. Soils are silty clay. 2325 ft. 43° 56.507' N, 101° 46.49' W; GPS Reading T1S R20E S19 W1/2 43.941783 -101.774833 GPS Reading Flowering N N 2 RM 255419 Kostel 2005 RM Apocynaceae Asclepias verticillata L. RM-21911 Grace M. Kostel 8355 10 7 2005 U.S.A. South Dakota Jackson Buffalo Gap National Grassland and Vicinity: ca 2 air mi ESE of Cottonwood in Cottonwood Creek. Soils are silty clay. 2350 ft. 43° 57.406' N, 101° 51.424' W; GPS Reading T1S R19E S16 SW1/4 43.956767 -101.857067 GPS Reading Flowering N N 3 RM 255444 Kostel 2005 RM Apocynaceae Asclepias verticillata L. RM-21912 Grace M. Kostel 8380 10 7 2005 U.S.A. South Dakota Jackson Buffalo Gap National Grassland and Vicinity: ca 4.5 air mi SSE of Cottonwood in Cottonwood Creek. Soils are silty clay. 2400 ft. 43° 54.198' N, 101° 51.838' W; GPS Reading T2S R19E S5 NE1/4 43.9033 -101.863967 GPS Reading Flowering N N 4 RM 256190 Kostel 2005 RM Apocynaceae Asclepias verticillata L. RM-21946 Grace M. Kostel 9126 22 7 2005 U.S.A. South Dakota Jackson Buffalo Gap National Grassland and Vicinity: ca 2 air mi NE of Cactus Flats in Big Buffalo Creek. Wooded draw exclosed from grazing, soils are loam and loamy clay. 2460 ft. 43° 51.375' N, 101° 52.179' W; GPS Reading T2S R19E S20 South1/2 43.85625 -101.86965 GPS Reading Flowering N N 5 RM 256196 Kostel 2005 RM Apocynaceae Asclepias verticillata L. RM-21947 Grace M. Kostel 9132 22 7 2005 U.S.A. South Dakota Jackson Buffalo Gap National Grassland and Vicinity: ca 10.5 air mi SE of Cottonwood in Yellow Draw. Around perimeter of reservoir, soils are loamy clay. 2450 ft. 43° 53.479' N, 101° 50.153' W; GPS Reading T2S R20E S10 NW1/4 43.891317 -101.835883 GPS Reading Flowering N N 6 RM 256231 Kostel 2005 RM Apocynaceae Asclepias verticillata L. RM-21948 Grace M. Kostel 9167 22 7 2005 U.S.A. South Dakota Jackson Buffalo Gap National Grassland and Vicinity: ca 2 1/4 air mi WSW of Kadoka, Kadoka Lake. On the shores near and around lake, soils are clay loam. 2400 ft. 43° 49.629' N, 101° 33.156' W; GPS Reading T2S R21E S36 South1/2; also S35 43.82715 -101.5526 GPS Reading Flowering N N 7 RM 256269 Kostel 2005 RM Apocynaceae Asclepias verticillata L. RM-21950 Grace M. Kostel 9205 23 7 2005 U.S.A. South Dakota Jackson Buffalo Gap National Grassland and Vicinity: ca 3.5 air mi NW of Cactus Flats. In reservoir at the head of an ephemeral creek, soils are clay loam. 2600 ft. 43° 51.183' N, 101° 57.317' W; GPS Reading T2S R18E S22 SW1/4 43.85305 -101.955283 GPS Reading Flowering and Fruiting N N 8 RM 256302 Kostel 2005 RM Apocynaceae Asclepias verticillata L. RM-21951 Grace M. Kostel 9238 23 7 2005 U.S.A. South Dakota Jackson Buffalo Gap National Grassland and Vicinity: ca 2.5-3 air mi SW of Cactus Flats. At roadside right-of-way, soils are graveled loam. 2525 ft. 43° 48.739' N, 101° 56.326' W; GPS Reading T3S R18E S2 W1/2 43.812317 -101.938767 GPS Reading Flowering and Fruiting N N 9 RM 256303 Kostel 2005 RM Apocynaceae Asclepias verticillata L. RM-21952 Grace M. Kostel 9239 23 7 2005 U.S.A. South Dakota Jackson Buffalo Gap National Grassland and Vicinity: ca 4 air mi SE of Cactus Flats, Martin Dam. In clay pan drainage of a stock dam, soils are clay. 2518 ft. 43° 48.638' N, 101° 50.364' W; GPS Reading T3S R19E S3 SW1/4 43.810633 -101.8394 GPS Reading Flowering and Fruiting N N 10 RM 256748 Kostel 2005 RM Apocynaceae Asclepias verticillata L. RM-21972 Grace M. Kostel 9682 9 8 2005 U.S.A. South Dakota Pennington Buffalo Gap National Grassland and Vicinity: ca 2.5 air mi due E of Wall. On an abandoned roadway in small stream cut, loam soil. 2700 ft. 43° 59.681' N, 102° 11.2' W; GPS Reading T1S R16E S2 NW1/4 43.994683 -102.186667 GPS Reading Flowering N N 11 RM 256783 Kostel 2005 RM Apocynaceae Asclepias verticillata L. RM-21973 Grace M. Kostel 9717 10 8 2005 U.S.A. South Dakota Pennington Buffalo Gap National Grassland and Vicinity: ca 1 air mi SW of Quinn adjacent to roadway of County Road CS12. In streambed, soils are loamy clay. 2600 ft. 43° 58.398' N, 102° 8.346' W; GPS Reading T1S R16E S12 W1/2 43.9733 -102.1391 GPS Reading Flowering and Fruiting N N 12 RM 256939 Kostel 2005 RM Apocynaceae Asclepias verticillata L. RM-21980 Grace M. Kostel 9873 15 8 2005 U.S.A. South Dakota Jackson Buffalo Gap National Grassland and Vicinity: ca 12 air mi SW of Kadoka. In wetland reservoir, soils are clay loam muck. 2280 ft. 43° 43.982' N, 101° 42.655' W; GPS Reading T4S R20E S3 NE1/4 43.733033 -101.710917 GPS Reading Flowering N N 13 RM 443518 South Dakota RM 76440 Apocynaceae Asclepias verticillata L. Asclepias verticillata L.
Annotated by R. E. Woodson, Jr.. RM-69294 S. S. Visher 596 4 8 1912 U.S.A. South Dakota Perkins Lemmon. 2580 ft. T23N R16E S20 45.9405 -102.1618 NAD 83 1 mi. Y Y Nat. Geog. TOPO! Flowering N N 14 RM 774647 Missouri Plateau RM 353561 RM0108330 Apocynaceae Asclepias verticillata L. RM-131849 Ken Scow s.n. Ed Darfler 5 7 1984 U.S.A. Montana Rosebud Grassland, Stipa comata-Carex filifolia. T1N R41E S29 SE1/4 Flowering N RM0108330 N 15 RM 774650 Missouri Plateau RM 394933 RM0108329 Apocynaceae Asclepias verticillata L. RM-131850 Klaus H. Lackschewitz 9277 25 9 1979 U.S.A. Montana Roosevelt Bainville Road, near Fairview. In tall grasses. T27N R59E S30 NW1/4 Fruiting N RM0108329 N 16 RM 774749 Missouri Plateau RM 189385 Apocynaceae Asclepias verticillata L. RM-131935 O. A. Stevens 468 16 7 1940 U.S.A. North Dakota Barnes Leal Flowering N N 17 RM 774750 Missouri Plateau RM 39234 Apocynaceae Asclepias verticillata L. RM-131936 J. Lunell s.n. 28 7 1899 U.S.A. North Dakota Benson Leeds. Prairies. Flowering N N 18 RM 774751 Missouri Plateau RM 133824 Apocynaceae Asclepias verticillata L. RM-131937 Wilhelm G. Solheim 168 17 7 1929 U.S.A. North Dakota Glundon. Prairie. Flowering N N 19 RM 774752 Missouri Plateau RM 154215 Apocynaceae Asclepias verticillata L. RM-131938 O. A. Stevens s.n. 24 7 1919 U.S.A. North Dakota Oakes. Gravel along railroad. Flowering N N 20 RM 774753 Missouri Plateau RM 389369 Apocynaceae Asclepias verticillata L. RM-131939 Jerry Pieper 412 12 8 1968 U.S.A. North Dakota Sargent Tewaukon National Wildlife Refuge: north side of Cutlers Marsh; just west of Dam 2, 5 mi S of Cayuga. Flowering and Fruiting N N 21 RM 774754 Missouri Plateau RM 74197 Apocynaceae Asclepias verticillata L. RM-131940 no collector 77 U.S.A. North Dakota Ramsey Bird Island in Devils Lake. Flowering N N 22 RM 774755 Missouri Plateau RM 70517 Apocynaceae Asclepias verticillata L. RM-131941 Tom A. Williams s.n. 7 1893 U.S.A. South Dakota Brookings Vicinity of Brookings. Flowering N N 23 RM 774768 Missouri Plateau RM Apocynaceae Asclepias verticillata L. RM-131950 W. C. Knight 588 U.S.A. Nebraska Gage Flowering N N 24 RM 774769 Missouri Plateau RM 18349 Apocynaceae Asclepias verticillata L. RM-124627 J. M. Bates s.n. 17 7 1899 U.S.A. Nebraska Ewing. Flowering N N 25 RM 774770 Missouri Plateau RM 180675 Apocynaceae Asclepias verticillata L. RM-131951 I. S. Moyer 2292 8 1868 U.S.A. Nebraska Douglas Omaha. Flowering N N 26 RM 774771 Missouri Plateau RM 238577 Apocynaceae Asclepias verticillata L. RM-131952 Kate Mcpheely s.n. 9 7 1891 U.S.A. Nebraska Kearney Minden. Flowering N N 27 RM 774772 Missouri Plateau RM 124181 Apocynaceae Asclepias verticillata L. RM-131953 Anna L. Lallman s.n. 10 8 1930 U.S.A. Nebraska Washington North of Arlington. In dry soil. Flowering N N 28 RM 775001 Missouri Plateau RM 736554 Apocynaceae Asclepias verticillata L. RM-132086 Steve Rolfsmeier 4411 16 8 1988 U.S.A. Nebraska Deuel Big Springs: along Hwy 138. Low roadside ditch with Asclepias speciosa. T13N R41W S25 S1/2 Flowering N N 29 RM 775018 Missouri Plateau RM 569332 Apocynaceae Asclepias verticillata L. RM-132087 Herb L. Karcher 827 17 8 1991 U.S.A. Nebraska Keith 1.5 mi E of Paxton/I80 exit. Mesic roadside ditch. Common. Flowering and Fruiting N N 30 RM 788609 Charboneau 2010 RM Apocynaceae Asclepias verticillata L. RM-129362 B. E. Nelson 80710 29 7 2010 U.S.A. Montana Phillips Larb Hills (South): near the head of South Fork Shotgun Coulee ca 1 air mi N of Coal Mine Hill, ca 44-45 air mi S of Saco; ca 40 air mi SSE of Malta. Grassy slopes with exposed clay patches, rocky knolls, and swales. 3000 3180 ft. 47.8508° N, 107.5327° W to 47.8563° N, 107.5343° W; NAD 83, GPS reading T24N R33E S7 W1/2 47.8508 -107.5327 NAD 83 GPS reading Flowering N 31 RM 805322 Missouri Plateau RMRS 588 Apocynaceae Asclepias verticillata L. RM-141252 W. C. Knight s. n. No date. U.S.A. Nebraska Gage Flowering N N 32 RM 906493 Dorn 2018 RM 958320 RM0215378 Apocynaceae Asclepias verticillata L. RM-452107 Robert D. Dorn 12179 1 8 2018 U.S.A. South Dakota Fall River Cold Springs Reservoir ca 1 mi N of Hot Springs. Rocky slope with Psoralidium and Artemisia frigida. 3700 ft. 43° 27.6' N, 103° 29.4' W; unknown, , GPS reading 43.46 -103.49 unknown N GPS reading Flowers white tinged with pink. Flowering and Fruiting N RM0215378 N