| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Opegrapha vulgata Ach. | R. C. Harris 47264 18 May 2003 | United States of America. Missouri. Franklin Co. River 'Round Conservation Area, E of Old Cove Road, along Meramec River, S of boat ramp. | 787168 | ||
| Opegrapha vulgata Ach. | R. C. Harris 48233 13 Oct 2003 | United States of America. Missouri. Cape Girardeau Co. Apple Creek Conservation Area, 0.5 mi N of MO Hwy CC, 4.7 E of MO Hwy C. | 811217 | ||
| Opegrapha vulgata Ach. | R. C. Harris 48361 14 Oct 2003 | United States of America. Missouri. Madison Co. Mark Twain National Forest, near N end of CR 408/Forest Service Road 2604, along small S-trending intermitent drainage to Captain Creek. | 811489 | ||
| Opegrapha vulgata Ach. | R. C. Harris 48456 15 Oct 2003 | United States of America. Missouri. Wayne Co. Sam A. Baker State Park, Shut-Ins Trail, along Big Creek. | 811575 | ||
| Opegrapha vulgata Ach. | R. C. Harris 48598 16 Oct 2003 | United States of America. Missouri. Ripley Co. Mudpuppy Conservation Area, 0-1 mi NW of MO Hwy BB, ca. 4 mi N of US 160. | 816645 | ||
| Opegrapha vulgata Ach. | R. C. Harris 48663 17 Oct 2003 | United States of America. Arkansas. Randolph Co. Robert L. Hankins/Mud Creek Wildlife Management Area, E of Palestine Road (CR 360), 1.4 mi NE of AR 251, ca. 4.8 mi SE of Warm Springs. | 816711 | ||
| Opegrapha diffracticola R.C.Harris & Ladd | W. G. Farlow 10 Dec 1879 | United States of America. Vermont. Addison Co. Monkton. | 799602 | ||
| Opegrapha diffracticola R.C.Harris & Ladd | R. C. Harris 45945 28 Apr 2002 | United States of America. Wisconsin. Vilas Co. Town of Arbor Vitae, Northern Highland State Forest, Trout Lake Conifer Swamp State Natural Area, just N of Co. Hwy M at E end of Perch Lane. | 799604 | ||
| Opegrapha diffracticola R.C.Harris & Ladd | R. C. Harris 46527 04 Nov 2002 | United States of America. Missouri. Maries Co. Spring Creek Gap Conservation Area east of County Road 340 (Old Hwy 63), ca. ½ mile north of US 63. | 799607 | ||
| Opegrapha diffracticola R.C.Harris & Ladd | R. C. Harris 46527 04 Nov 2002 | United States of America. Missouri. Maries Co. Spring Creek Gap Conservation Area east of County Road 340 (Old Hwy 63), ca. ½ mile north of US 63. | 799608 | ||
| Opegrapha diffracticola R.C.Harris & Ladd | R. C. Harris 44753 03 Nov 2000 | United States of America. Missouri. Barry Co. Roaring River State Park, ravine N of cabins NW of Nature Center along CR F. | 799609 | ||
| Opegrapha diffracticola R.C.Harris & Ladd | R. C. Harris 44679 02 Nov 2000 | United States of America. Arkansas. Madison Co. Madison County Wildlife Management Area, along Madison County road 30, ca. 3.2 mi east of Arkansas hwy 23. | 799610 | ||
| Opegrapha diffracticola R.C.Harris & Ladd | R. C. Harris 21592-A 25 Apr 1988 | United States of America. Arkansas. Stone Co. Ozark National Forest, Gunner Pool Recreation Area: along Little Sylamore Creek. | 799611 | ||
| Opegrapha diffracticola R.C.Harris & Ladd | R. C. Harris 40523-A 17 Apr 1997 | United States of America. Missouri. Oregon Co. Mark Twain National Forest, Falling Spring, ca. 2.4 mi E of MO 19 on Forest Service Road 3170/3164. | 799612 | ||
| Opegrapha diffracticola R.C.Harris & Ladd | R. C. Harris 44238-B 30 Oct 2000 | United States of America. Oklahoma. Cherokee Co. J. T. Nickel Family Nature and Wildlife Preserve (J5 Ranch), ca. 7 mi NE of Tahlequah, Tully Hollow. | 799613 | ||
| Opegrapha diffracticola R.C.Harris & Ladd | R. C. Harris 44273-A 30 Oct 2000 | United States of America. Oklahoma. Cherokee Co. J. T. Nickel Family Nature and Wildlife Preserve (J5 Ranch), ca. 7 mi NE of Tahlequah, Tully Hollow. | 799614 | ||
| Opegrapha diffracticola R.C.Harris & Ladd | R. C. Harris 47619-A 21 May 2003 | United States of America. Missouri. Christian Co. Mark Twain National Forest, S of Chadwick Road at jct of Monarch Road, 2.6 mi W of MO UU, above Harmon Spring. | 799615 | ||
| Opegrapha diffracticola R.C.Harris & Ladd | R. C. Harris 44745-B 03 Nov 2000 | United States of America. Missouri. Barry Co. Roaring River State Park, ravine N of cabins NW of Nature Center along CR F. | 799616 | ||
| Opegrapha diffracticola R.C.Harris & Ladd | R. C. Harris 46555 04 May 2002 | United States of America. Missouri. Maries Co. Spring Creek Gap Conservation Area east of County Road 340 (Old Hwy 63), ca. ½ mile north of US 63. | holotype | 799618 |  |
| Opegrapha vulgata Ach. | D. Ertz 5389 with W. R. Buck, R. C. Harris, A. Amtoft, C. Gueidan, & D. Ladd, 13 Oct 2003 | United States of America. Missouri. Perry Co. Seventy-Six Conservation Area, E of MO Hwy D, ca. 4.5 mi NNE of MO Hwy C at Brazeau, E of Clines Branch. |
