| 0 | OPGC 7581 | Kalsow Prairie | Liatris aspera Michx. | Iowa, United States | OPGC | | | 2022 | COLLECTED | 09/20/2021 | Kalsow Prairie located approximately 2.0 miles north of Manson, T90N R32W NE 1/4 Sec. 36. | 42.56715800, -94.56087500 | 289 | Diverse remnant prairie with mesic black soil. | Wild material | | 2133090 | OPGC 7581 |
| 1 | OPGC 7584 | Kalsow Prairie | Liatris pycnostachya Michx. | Iowa, United States | OPGC | | | 2022 | COLLECTED | 09/20/2021 | Kalsow Prairie located approximately 2.0 miles north of Manson, T90N R32W NE 1/4 Sec. 36. | 42.56715800, -94.56087500 | 289 | Diverse remnant upland prairie with mesic black soil. | Wild material | | 2133093 | OPGC 7584 |
| 2 | Ames 35656 | Kalsow Prairie | Ceanothus americanus L. | Iowa, United States | NC7 |  | | 2021 | COLLECTED | 08/28/2020 | Kalsow Prairie State Preserve approximately 3.1 miles north, northwest of Manson, T90N R32W NW ¼ NE ¼ Sec. 36 | 42.56715800, -94.56087500 | 377 | Diverse remnant prairie with mesic black soil. | Wild material | | 2113451 | Ames 35656 |
| 3 | Ames 35562 | Kalsow Prairie | Glycyrrhiza lepidota Pursh | Iowa, United States | W6 | | Not Available | 2020 | COLLECTED | 08/28/2020 | Kalsow Prairie State Preserve located 3.1 miles northwest of Manson near intersection of 630th St. and 280th Ave., T90N R32W NE 1/4 Sec. 36, Pocahontas County | 42.57100000, -94.56740000 | 380 | Sampled along a shallow waterway. Large open remnant prairie with mesic soil conditions. | Wild material | Plants sampled in nature measuring approximately less than one meter tall with dense clusters of seed pods present. | 2107725 | Ames 35562 |
| 4 | Ames 35540 | Kalsow Prairie | Stachys pilosa Nutt. | Iowa, United States | NC7 |  | Not Available | 2020 | COLLECTED | 07/24/2020 | Kalsow Prairie State Preserve approximately 3.1 miles north, northwest of Manson, T90N R32W NW ¼ NE ¼ Sec. 36 | 42.57163700, -94.56591000 | 374 | Prairie remnant. | Wild material | The plants sampled had light pink flowers, on spikes 1-8" long. Several plants had flowers in full bloom and ripe seed in the same inflorescence. Plants were generally 1.5-2.5' in height. | 2106719 | Ames 35540 |
| 5 | Ames 34339 | Kalsow Prairie | Drymocallis arguta (Pursh) Rydb. | Iowa, United States | NC7 |  | | 2018 | COLLECTED | 08/23/2018 | Kalsow Prairie State Preserve located 3.1 miles northwest of Manson near intersection of 630th St. and 280th Ave., T90N R32W NE 1/4 Sec. 36. | 42.56892600, -94.56289900 | 377 | Prairie remnant, upland, dry-mesic prairie with minimal disturbance and little to no woody vegetation. | Wild material | Plants in nature averaging 18-36" in height | 1967541 | Ames 34339 |