| Specimen ID | 1687336 |
| Group | Plants |
| Genus | Acorus |
| Species | calamus |
| Common Name | single-vein sweetflag |
| State | OK |
| County | Roger Mills |
| Locality | Thurmond Ranch. Densely wooded riparian corridor along upper reaches of Broken Leg Creek and adjacent oak mottes |
| Mapping Accuracy | Accurate |
| HUC8 Name | Washita Headwaters |
| HUC8 Number | 11130301 |
| HUC10 Name | Lower Washita River |
| HUC10 Number | 1113030103 |
| HUC12 Name | Sergeant Major Creek-Washita River |
| HUC12 Number | 111303010302 |
| Map | |
| Collection Day | 30 |
| Collection Month | 5 |
| Collection Year | 2001 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | unknown |
| Reference 1 |
| Ref. Number: | 28163 |
| Author: | Freeman, C.C., M. Mort (curators), C. Morse (manager), J. Archibald, and D. Crawford. |
| Date: | 2010 |
| Title: | R.L. McGregor Herbarium (KANU) |
| Publisher: | Bridwell Botanical Research Laboratory, University of Kansas |
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| Reference 2 |
| Ref. Number: | 28331 |
| Author: | SEINet Portal Network. |
| Date: | 2021 |
| Title: | Southwest Environmental Information Network |
| Publisher: | Symbiota Software Project, Arizona State University |
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| Record Type | Specimen |
| Earliest Record | drainage |
| Disposal | Herbarium |
| Museum Cat Number | KANU334873 |
| Verifier | Caleb A. Morse |
| Freshwater/Marine | Freshwater |