| 0 | Ames 32846 | JDC/SA/2014/149/652 | Spiraea alba Du Roi | Iowa, United States | NC7 | | | 2014 | COLLECTED | 11/23/2014 | Williams Prairie State Preserve approximately 3 miles north of Oxford, T80N R8W SW1/4 NE1/4 Sec. 5. | 41.76753000, -91.80115800 | 222 | Virgin, remnant, wet prairie. Lamont fine sandy loam (2-5 percent slope) depth to water table: more than 80 inches, 0-8 inches: fine sandy loam, well drained; and Marshan clay loam (0-2 percent slope) depth to water table: 0-12 inches, 0-8 inches: clay loam, poorly drained. High quality site | Wild material | | 1921867 | Ames 32846 |
| 1 | Ames 32828 | Clay Prairie | Spiraea alba Du Roi | Iowa, United States | NC7 | | | 2014 | COLLECTED | 10/30/2014 | Clay Prairie State Preserve located approximately 4 miles south of Allison, Iowa T91 R16W NE 1/4 NE 1/4 NE 1/4 Sec. 18. | 42.69979200, -92.77152200 | 307 | Virgin, wet remnant prairie. Floyd loam (1-4 percent slopes) depth to water table 12-42 inches, 0-24 inches: loam, somewhat poorly drained | Wild material | | 1921788 | Ames 32828 |
| 2 | Ames 32827 | JDC/SA/2014/147/650 | Spiraea alba Du Roi | Iowa, United States | NC7 |  | | 2014 | COLLECTED | 11/04/2014 | Marietta Sand Prairie State Preserve located approximately 7.5 miles northwest of Marshalltown, T84N R19W NW 1/4 SE 1/4 NW 1/4 SW 1/4 Sec. 11. | 42.09710000, -93.03720000 | 308 | Virgin, remnant diverse prairie. Both extremely sandy and wet habitats. Colo-Ely complex (0-5 percent slopes) depth to water table: 0-12 inches, 0-11 inches: silty clay loam, poorly drained; and Sparta loamy fine sand (5-9 percent slopes) depth to water table: more than 80 inches, 0-8 inches: loamy fine sand, excessively drained | Wild material | | 1921787 | Ames 32827 |
| 3 | Ames 32810 | JDC/SA/2014/128/631 | Spiraea alba Du Roi | Iowa, United States | NC7 |  | | 2014 | COLLECTED | 10/21/2014 | Located approximately 0.75 miles east of Blairsburg, T89N, R24W NE 1/4 of Sec. 36. | 42.48218800, -93.63088000 | 376 | Roadside, remnant prairie. Canisteo and Nicollette clay loam soils (1-3 percent slopes) with depth to water table about 0-42 inches, slightly acidic and somewhat poorly drained. Very diverse flora present. | Wild material | | 1921820 | Ames 32810 |
| 4 | Ames 32811 | JDC/SA/2014/130/633 | Spiraea alba Du Roi | Iowa, United States | NC7 |  | | 2014 | COLLECTED | 10/21/2014 | Pilot Knob State Park located just east of Forest City, T97N R23W SW 1/4 of SW 1/4 of NE 1/4 of Sec. 4, Ellington Township. | 43.24931400, -93.56681800 | 400 | Floating bog. Palms muck, ponded (0-1 percent slopes) depth to water table: 0-12 inches, 0-35 inches: muck, Very poorly drained | Wild material | | 1921821 | Ames 32811 |
| 5 | Ames 32801 | JDC/SA/2014/046/548 | Spiraea alba Du Roi | Iowa, United States | NC7 | | | 2014 | COLLECTED | 09/19/2014 | Pike Run Wildlife Management Area located near intersection of Iron City Avenue and 170th Street, T77N R3W NW 1/4 of NW 1/4 of Sec. 9. | 41.49354000, -91.21225800 | 187 | Remanant, wet prairie. Aquolls (0-2 percent slopes) depth to water table: about 0-12 inches, 0-24 inches: variable soil types, very poorly drained; and Intermittent water | Wild material | | 1921812 | Ames 32801 |
| 6 | Ames 32771 | JDC/SA/2015/057/714 | Spiraea alba Du Roi | Iowa, United States | NC7 |  | | 2014 | COLLECTED | 08/20/2014 | Wildin Heritage Prairie located 5.0 southwest of Algona, T95N R29W SE 1/4 of Sec. 29, Estherville Quad. | 43.01130000, -94.29150000 | 352 | Wet, mesic prairie remnant (80 acres) with potholes. Historically grazed. Canisteo (0-2 percent slopes) depth to water table: 0-12 inches, 0-10 inches: clay loam, poorly drained | Wild material | Noted four, separate, likely clonal patches. One patch consisting of approximatley 5,000+ stems. One patch seemed to be relatively sterile. | 1921692 | Ames 32771 |
| 7 | Ames 32769 | JDC/SA/2014/033/535 | Spiraea alba Du Roi | Iowa, United States | NC7 |  | | 2014 | COLLECTED | 09/03/2014 | Crossman Prairie State Preserve, approximately 5 miles northeast of Riceville. | 43.40777300, -92.47500720 | 413 | Remnant tallgrass prairie. Clyde-Floyd complex (1-4 percent slopes) depth to water table: 12-42 inches, 0-17 inches silty clay loam, somewhat poorly drained | Wild material | | 1921317 | Ames 32769 |
| 8 | Ames 32770 | JDC/SA/2014/043/545 | Spiraea alba Du Roi | Iowa, United States | NC7 |  | | 2014 | COLLECTED | 09/03/2014 | Brayton-Horsley Prairie located approximately 2 miles south of Sumner, T92N R11W NE 1/4 NW 1/4 SE 1/4 Sec. 2. | 42.80957200, -92.10705300 | 323 | Remnant wet prairie. Klossner muck (1-3 percent slopes) depth to water table: about 0 inches, 0-10 inches: muck, very poorly drained | Wild material | | 1921318 | Ames 32770 |
| 9 | Ames 32125 | JDC/SA/2013/051/495 | Spiraea alba Du Roi | Iowa, United States | NC7 | | | 2013 | COLLECTED | 12/17/2013 | Bearbower Sand Prairie, T87N R9W SW 1/4 of SW 1/4 of SW 1/4 of Sec. 32. | 42.29854000, -91.92799000 | 289 | Low, wet area near large specimens of Betula nigra and Populus deltoides. 1 to 4 percent slope. Clyde-Floyd complex (silty clay loam); poorly drained soils. Water table at approximately 12 inches | Wild material | | 1914769 | Ames 32125 |
| 10 | Ames 32126 | JDC/SA/2013/052/496 | Spiraea alba Du Roi | Iowa, United States | NC7 | | | 2013 | COLLECTED | 12/17/2013 | Kauten Fen, T92N R8W NE 1/4 of SW 1/4 of NE 1/4 of Sec.16. | 42.78400000, -91.79050000 | 345 | Closely followed gradient of drainage creek, approximately 10 yards to the west of the small drainage creek. 1 to 4 percent slope. Palms muck; very poorly drained soils. Water table at approximately 0 inches | Wild material | | 1914770 | Ames 32126 |
| 11 | Ames 32102 | Cedar Hills Sand Prairie | Spiraea alba Du Roi | Iowa, United States | NC7 | | | 2013 | COLLECTED | 10/28/2013 | Cedar Hills Sand Prairie State Preserve, T90N R14W NW 1/4 Sec. 19. | 42.59373800, -92.54974500 | 280 | East portion of prairie remnant. Marshan clay loam (0-2 percent slope) depth to water table: about 0-12 inches; 0-8 inches: clay loam, poorly drained and Sparta loamy fine sand (2-5 percent slope and 5-9 percent slopes) depth to water table: more than 80 inches, 0-8 inches: loamy fine sand, excessively drained. Exceptionally diverse prairie from swale/slough bottoms to upland slope areas | Wild material | | 1914717 | Ames 32102 |
| 12 | Ames 32095 | JDC/SA/2013/049/493 | Spiraea alba Du Roi | Iowa, United States | NC7 | | | 2013 | COLLECTED | 11/01/2013 | Floodplain of South Skunk River near Bondurant, Chichaqua Bottoms Greenbelt, T80N R22W SW 1/4 of SW 1/4 of NW 1/4 of Sec.13, NW 1/4 of SE 1/4 of Sec. 10, and SW 1/4 of SW 1/4 of NE 1/4 of Sec. 24, Mitchellville Quad. | 41.73534400, -93.36737800 | 245 | Spillville loam (0-2 percent slope) depth to water table: 48-72 inches, 0-44 inches: loam, moderately well drained; and Coland clay-loam soil (0-2 percent slope) depth to water table: 0-12 inches, 0-8 inches: clay loam, poorly drained/occasionally flodded | Wild material | | 1914039 | Ames 32095 |