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Boston Mountains. Upper Boston Mountains Ecoregion. USGS Fallsville 7.5' Quad. 10 yds. SE of SR-21, 2.4 miles NE of the SR-16 W jct.

West Gulf Coastal Plain. Floodplains and Low Terraces Ecoregion. USGS Tull 7.5' Quad. E of Haskell, on the N side of Grand Ave, 2.9 miles E of the AR-229 intersection.

Ouachita Mountains. Central Hills, Ridges, and Valleys Ecoregion. USGS Lonsdale NE 7.5' Quad. Hot Springs Village. E of Balboa Lake, and 0.1 miles W of Burk Rd, 2.1 miles NE of the Elcano Dr and Desoto Blvd intersection, and then 40 yds E into the woods f

South Central Plains. Pleistocene Fluvial Terraces Ecoregion. 7 miles down Highway 133 south of Crossett; Crossett Experimental Forest; In Compartment 4.

West Gulf Coastal Plain. Floodplains and Low Terraces Ecoregion. USGS Wilmar South 7.5' Quad. ESE of Warren, along the S side of the hiking trail, 200 yds. ESE of the Warren Prairie NA trailhead off Old Hwy 8.

Ca. 4 miles WSW of Hermitage.

South Central Plains. Pleistocene Fluvial Terraces Ecoregion. 7 miles south of Crossett; west of Highway 133 S in Crossett Experimental Forest; edge of gravel driveway in complex of buildings.

West Gulf Coastal Plain. Tertiary Uplands Ecoregion. USGS El Dorado West 7.5' Quad. W side of El Dorado, along the S side of Mel’s Seafood, 130 ft. ESE of S Timberlane Dr., 0.2 mile N of the Haynesville Hwy jct.

Mississippi Valley Loess Plains. T21N R8E S3 Crowley's Ridge.

Ouachita Mountains. Central Hills, Ridges, and Valleys Ecoregion. USGS Lake Norrell 7.5' Quad. SW of Lake Norrell, between Sanders Ford Rd. and the North Fork Saline River, 1.1 mile SW of the W Lake Drive / Sanders Ford Rd. jct.

T8N R14W S34 Cove Creek Natural Area. Found along trail that loops to the right descending to the river.

Terre Noire Blackland Prairie Natural Area, ca 8 mi. WSW of Arkadelphia.

Ouachita Mountains. Fourche Mountains Ecoregion. South Fourche Botanical Area. North side of South Fourche River.

T21N R4W S8 2 mi. NW of Wirth, Ar.

2.9 air mi. SW of Needham. Brightwater UMC Cemetery. Along Brightwater Rd. (Co. Rd. 9) ca. 0.5 mi. N of jct. with Needham Rd. (Co. Rd. 18).

West Gulf Coastal Plain. USGS Columbus 7.5' Quad. T11S R26W S16 NE4 Grandview Prairie; CR 35, 10 airmiles S/SE of Nashville; on road to Savanna turn around.

Mississippi Valley Loess Plains. Bluff Hills Ecoregion. Crowley's Ridge State Park. TRS: T16N R4E S4

T28N R13E S34 CNW4 Mississippi Lowlands Natural Division. Lowlands Section. N side of Morley. Old Morley Cemetery.

Ouachita Mountains. USGS Reed Mountain 7.5' Quad. T2S R24W S4 NE4 Highway 27 Glade, approx. 5 miles NE of Mount Ida.

Mississippi Valley Loess Plains. Bluff Hills Ecoregion. T18N R5E S33 NW4 W. E. Brewer / Scattered Creek Wildlife Management Area off state hwy 34.

T40N R6W S13 E2 Upper Ozark Section. Mint Spring Seep Natural Area. Ca. 10 mi. S of Owensville.

Ozark Highlands. Springfield Plateau Ecoregion. USGS Bentonville South 7.5' Quad. Rogers. Osage Creek "Natural Area" (City of Rogers). N bank of Osage Creek, just S of large streamside spring. 0.43 mi. SSW of the jct. of W Stoney Brook Rd. & S 54th St.

Mississippi Alluvial Plain. T2N R6W S19 NE4 Railroad Prairie Natural Area; on Hwy 70, 1.5 miles E of the Prairie/Lonoke county line; 35 air miles E of Little Rock.

T20N R6E S12 C Clay Co. Bog, 4 mi. NW of Boydsville, off Hwy. 141.

Mississippi Alluvial Plain. T1S R4W S32 SE4 1/8 mile east of Ulm, AR on Main Street; 3/4 mile E of intersection with Hwy 79; 9 air miles NE of Stuttgart; Unnamed creek running into Sherril Creek.

Mississippi Alluvial Plain. Arkansas/Ouachita River Backswamps Ecoregion. USGS Humphrey SW 7.5' Quad. Bayou Meto Wildlife Management Area. 0.6 mi. WSW of jct. of Cox Cypress Rd. & Grand Lake Ln. S of Cox Cypress Lake & E of Bayou Meto.

Ouachita Mountains. Fourche Mountains Ecoregion. USGS Pinnacle Mountain 7.5' Quad. Gap between Shinall Mountain & Bear Den Mountain. 0.45 mi. NW of jct. of Chenal Valley Dr. & Gordon Rd. (western Little Rock). Just W of W edge of powerline R-O-W.

Ozark Highlands. Dissected Springfield Plateau-Elk River Hills Ecoregion. USGS Gallatin 7.5' Quad. Galey Hollow Creek, 0.1 mi. upstream from confluence with Osage Creek. E of Logan Rd. (CR 9) & S of Logan Cave Rd. (CR 12).

T50N R32W S13 N2NE4 Western Section of Glaciated Plains Natural Division. Ca. 1/2 mi E of Courtney. Above AT & SF RR ROW.

Ouachita Mountains. Central Hills, Ridges, and Valleys Ecoregion. USGS Goosepond Mountain 7.5' Quad. Hot Springs Village, adjacent to a new building at the Balboa Baptist Church, 70 yds. E of Ponce de Leon Dr., 0.4 mile S of the DeSoto Blvd. jct.

Ouachita Mountains. Fourche Mountains Ecoregion. USGS Nimrod 7.5' Quad. Ouachita National Forest. South Fourche Botanical Area. From Hwy 7 go east on FS 210 until it reaches the South Fourche LaFave River at a backcountry camping area (~4.2 miles). Locate

West Gulf Coastal Plain. Pleistocene Fluvial Terraces Ecoregion. USGS Ladelle 7.5' Quad. 2.2 miles NNE of Lacey, 15 yds. E of US-425.

West Gulf Coastal Plain. Pleistocene Fluvial Terraces Ecoregion. USGS Artesian 7.5' Quad. SE of Hampton, 60 yds. NE of CR-37, 130 yds. SE of the CR-116 jct.

West Gulf Coastal Plain. Pleistocene Fluvial Terraces Ecoregion. USGS Artesian 7.5' Quad. SE of Hampton, about 30 yds. SE of CR-116, 1.4 miles NE of the SR-172 jct.

Ouachita Mountains. Fourche Mountains Ecoregion. USGS Nimrod 7.5' Quad. Ouachita National Forest. South Fourche Botanical Area. From Hwy 7 go east on FS 210 until it almost reaches the South Fourche LaFave River (~4.2 miles). Go right on dirt road for ~0.

West Gulf Coastal Plain. Pleistocene Fluvial Terraces Ecoregion. USGS Fountain Hill 7.5' Quad. 5 miles NW of Hamburg, along the NE side of US-425, 0.4 miles SE of the CR-77 jct.

C. 6 mi. E. of Heber Springs, Ark. C. 222 yards from river near road. TRS: T10N R9W S11 C

Ca. 7 mi. N of Quitman, Ark. Banks of Cadron Cr. E of bridge on Hwy 16, S side of creek. TRS: T10N R12W S13 SE4

C. 5 1/2 mi. E. of Heber Springs. Low area c. 1/4 mi. E. of the end of the pavement on Hwy 210. TRS: T10N R9W S11 C

West Gulf Coastal Plain. Floodplains and Low Terraces Ecoregion. USGS Wilmar South 7.5' Quad. Warren Prairie Natural Area, 20 yds. N of AR-78 (Old Monticello Rd.), 0.7 mile ESE of the Old Hwy 8 jct.

South Central Plains. Pleistocene Fluvial Terraces Ecoregion. Crossett Experimental Forest (USDA Forest Service - Southern Research Station). Located 0.2 mi south of junction of Hwy 133 and CR 228 (south of the office) on east side of road.

West Gulf Coastal Plain. Tertiary Uplands Ecoregion. USGS Junction City 7.5' Quad. N Junction City, 100 yds. ENE of the football field, 0.7 mile NNE of the US-63 and Stateline Rd. jct.

West Gulf Coastal Plain. Tertiary Uplands Ecoregion. USGS Magnolia 7.5' Quad. N of Magnolia, on the S side of the Story livestock arena, 170 yds. N of US-82, and 1 mile W of the US-79 jct.

Mississippi Alluvial Plain. T2N R6W S23 NW4 Railroad Prairie Natural Area; on Hwy 70, 3.5 miles E of Prairie/Lonoke county line; 38 air miles E of Little Rock.

Ouachita Mountains. Central Mountain Ranges Ecoregion. USGS Hot Springs North 7.5' Quad. SW of Hot Springs Village, along the S side of W Glazypeau Rd., 1.4 miles SW of the SR-7 jct.

Ouachita Mountains. Central Hills, Ridges, and Valleys Ecoregion. USGS Hamilton 7.5' Quad. NE of Ouachita Lake, 75 ft. NNW of Savall Circle, 1.6 miles SW of the AR-298 jct.

West Gulf Coastal Plain. Tertiary Uplands Ecoregion. USGS Doddridge 7.5' Quad. 6 miles SW of Doddridge, on the NE side of CR-31, 1.1 miles SSE of the CR-5 jct.

Arkansas Valley. Arkansas Valley Plains Ecoregion. USGS Huntington 7.5' Quad. About 3 miles NW of Huntington, and 1.3 miles W of US-71.

Mississippi Alluvial Plain. Grand Prairie Ecoregion. USGS De Valls Bluff 7.5' Quad. Downs Prairie Natural Area. 5 miles E of Hazen, 150 yds. NE of the Downs Rd./US-70 jct.

West Gulf Coastal Plain. Tertiary Uplands Ecoregion. USGS Doddridge 7.5' Quad. Miller County, along both sides of CR-167, 140 yds. NE of the CR-31 jct., 0.65 miles N of the Louisiana border.