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Ouachita Mountains. Fourche Mountains Ecoregion. USGS Paron SW 7.5' Quad. Ouachita National Forest. Crystal Mountain, above the Winona Scenic Drive (Forest Service Road 132).

Ouachita Mountains. Fourche Mountains Ecoregion. USGS Rich Mountain 7.5' Quad. Rich Mountain. Just north of the intersection of State Hwy 272 and State Hwy 88 (Talimena Scenic Drive).

Ozark Highlands. White River Hills Ecoregion. USGS Norfork 7.5' Quad. 1 mile N of Norfork, between Hwy 5 and N of North Fork of White River.

West Gulf Coastal Plain. Floodplains and Low Terraces Ecoregion. USGS Wilmar South 7.5' Quad. Warren Prairie Natural Area. About 145 m due N of Old Warren Rd. (Bradley Co. Rd. 360) at a point about 0.42 rd. mi. E of jct. with AR Hwy 172 at a point about 2

Mississippi Alluvial Plain. USGS Parkin 7.5' Quad. Parking Archaeological Site State Park; on St. Francis River; off Hwy 64 in Parkin; 13 air mi E of Wynne. TRS: T8N R5E S34 NW4

S of LA 4, ca 1.5 mi SW of Lucky, S of Blooms Mill Creek. TRS: T15N R6W S25 & S26 & S30 & S231

Ouachita Mountains/West Gulf Coastal Plain boundary. USGS Haskell 7.5' Quad. Abandoned tractor-trailer check station on the north side of I-30, 1.5 miles west of the Saline River.

West Gulf Coastal Plain. Tertiary Uplands Ecoregion. USGS Spring Lake 7.5' Quad. Bottomland hardwood forest at southern edge of Ferguson Lake (an impounded cypress-tupelo swamp). On property of Lakeside Country Club.

Arkansas Valley. Arkansas Valley Plains Ecoregion. USGS Barber 7.5' Quad. U.S. Army Fort Chaffee Maneuver Training Center. Surface Cleared Area. Largest & SW-most slick in portion of large saline soil barrens complex E of Marietta Church Rd., about 4 rd.

Just s.w. of Wytheville.

Chesney Prairie Natural Area. This area owned and managed by the Arkansas Natural Heritage Commission. TRS: T18N R33W S22 NW4SE4

West Gulf Coastal Plain. USGS Benton 7.5' Quad. Southwest Glades Preserve (The Nature Conservancy). Nepheline syenite (igneous) glades. Owned by Alcoa Corp.

Ouachita Mountains. Fourche Mountains Ecoregion. USGS Avant 7.5' Quad. Ouachita National Forest. Little Creek Glade (between Forest Service Road 11 and Little Creek).

USGS Hayti Heights 7.5' Quad. Adjacent to Caruthersville catfish farms - along service road, ca. 0.5 mi. N of the inter. Of Rts. J/U and service road running parallel to Interstate I-55 on east side of Interstate. TRS: T18N R12E S22 NW4SW4SW4

West Gulf Coastal Plain. Hwy 51; 1.5 miles N of Joan; 6 air miles E of Arkadelphia. TRS: T7S R18W S8 SW4

Ouachita Mountains. Fourche Mountains Ecoregion. USGS Rich Mountain 7.5' Quad. Ouachita National Forest, Black Fork Mountain Wilderness. Along top of Black Fork Mountain, N of the community of Rich Mountain on US Hwy 270. TRS: T1N R32W S36 N2

Ozark Highlands. White River Hills Ecoregion. USGS Sylamore 7.5' Quad. Hell Creek Natural Area. Along road to gated cave entrance.

Ouachita Mountains. Rich Mountain. At pullout along the Talimena Scenic Drive.

West Gulf Coastal Plain. Red River Bottomlands Ecoregion. USGS Red Bluff 7.5' Quad. Grassy Lake (large, natural, cypress backswamp with open water areas, with the Little River bottoms).

West Gulf Coastal Plain. Tertiary Uplands Ecoregion. USGS Chidester 7.5' Quad. Poison Springs State Forest Sand Barren & Oak-Pine Forest Preserve. S of Bragg Mill Creek and NE of Poison Springs Lookout Tower on AR Hwy 76. TRS: T12S R19W S25

USGS W. Kilbourne 7.5' Quad. Ca. 3 mi. W of Kilbourne. Just S of Sand Prairie - Scrub Oak Nature Preserve, on N side of gravel road (Road 600N), ca. 0.4 mi. W of Road 1500E.

Ferndale, ca 10 mi W of Little Rock at Ferncliff Presbyterian Conference Center.

Ferndale, ca 10 mi W of Little Rock. Ferncliff Conference Center.

Ozark Highlands. Dissected Springfield Plateau-Elk River Hills Ecoregion. USGS Calico Rock 7.5' Quad. Ozark National Forest. Above S bank of North Sylamore Creek, about 1.5 mi. upstream of Gunner Pool Recreation Area and Gunner Pool Rd. (Forest Service Rd

Ca. 19.3 mi. E of Vandervoort, SE of Shady Lake.

Ca. 1.3 air mi. NW of Poyen, S of Hwy US 270.

Ca. 4.4 air mi. W of Jessieville, N of AR 298.

Arkansas Valley. Scattered High Ridges and Mountains Ecoregion. USGS Blue Mountain 7.5' Quad. North rim of Mt. Magazine. N of Dripping Springs. Rimrock above "Fern Cave".

Arkansas Valley. Arkansas Valley Plains Ecoregion. USGS Conway 7.5' Quad. UCA Campus. Field E of Jewel Moore Nature Reserve. S of fenced parking lot.

West Gulf Coastal Plain. Tertiary Uplands Ecoregion. USGS Little Rock 7.5' Quad. Gillam Park (City of Little Rock). Along road just W of water towers.

Mississippi Alluvial Plain. Grand Prairie Ecoregion. USGS Stuttgart North 7.5' Quad. Stuttgart Municipal Airport. 6.7 mi. N of Stuttgart.W of Hwy 63 & E of CR 423, 0.25 mi. N of CR 415 (main entrance road to airport).

Mississippi Alluvial Plain. USGS Thebes SW 7.5' Quad. 4 mi. SE of Benton. Charleston Baptist Association Camp.

West Gulf Coastal Plain. USGS Bryant 7.5' Quad. Nepheline syenite batholith. Clear Lake Glade (The Nature Conservancy & Alcoa Corp.).

West Gulf Coastal Plain. Tertiary Uplands Ecoregion. USGS Little Rock 7.5' Quad. Little Rock. "Fourche Bottoms". 0.7 mi. N of E end of W 60th St. NW of I-30 & open, rectangular pond/marshes.

Mississippi Alluvial Plain. Grand Prairie Ecoregion. USGS Carlisle 7.5' Quad. Railroad Prairie Natural Area. 0.16 mi. W of Petrus Rd., N of old railroad bed, and E of ditch.

Ozark Highlands. Springfield Plateau Ecoregion. USGS Gallatin 7.5' Quad. Stump Prairie. Junction of unnamed drainage and branch of Sager Creek in unplowed prairie remnant E of Hwy 59.

Ouachita Mountains. Fourche Mountains Ecoregion. USGS Paron 7.5' Quad. Near Alum Fork Saline River, downstream from Lake Winona dam.

Arkadelphia, at the corner of Main St. and 5th St.

Ouachita Mountains. Fourche Mountains Ecoregion. USGS Paron SW 7.5' Quad. 11 mi. WNW of Paron. Ouachita National Forest. Top of Crystal Mountain, W of switchback in eroded dirt road leading to summit.

West Gulf Coastal Plain. Pleistocene Fluvial Terraces Ecoregion. USGS Wilmar South 7.5' Quad. Warren Prairie Natural Area. W of Hwy 172 and N of Gin House Slough, 1.3 mi. S of Hwy 278. 250 ft. N of old borrow pit.

Ouachita Mountains. Central Hills, Ridges, and Valleys Ecoregion. USGS Goosepond Mountain 7.5' Quad. E side of Mt. Ida Rd., 1/4 mi. S of Little Alum Fork.

West Gulf Coastal Plain. Blackland Prairie Ecoregion. USGS Columbus 7.5' Quad. Grandview Prairie Wildlife Management Area. Along south side of road to Lake #2.

Mississippi Alluvial Plain. St. Francis Lowlands Ecoregion. Approximately 5 mi. (by air) SE of Piggott.

One mile west of junction of AR 324 from Hwy 10; south side of 324.

Ozark Highlands. Dissected Springfield Plateau-Elk River Hills Ecoregion. USGS Forum 7.5' Quad. McIlroy-Madison County Wildlife Management Area. W side of CR 291, 1.7 mi. S of jct with CR 1250 and the area headquarters building (or 0.8 mi. N of jct with C

Ouachita Mountains. Central Hills, Ridges, and Valleys Ecoregion. USGS Pine Ridge 7.5' Quad. E side of Big Fork Creek, just upstream from CR 67.

Eastern Highland Rim. USGS Alto 7.5' Quad. Arnold Air Force Base. N of Elk River at bend, across river from "Negro Bottom", W of Rutledge Hill Rd. Plot #132 for an ecological study of the base led by Chuck Klimas and Jack Bennett (Archeological Assessment

Arkansas Valley. Arkansas Valley Plains Ecoregion. USGS Barling 7.5' Quad. Fort Chaffee Military Reservation. 3 mi. S of Barling. S of 1st Ave.

West Gulf Coastal Plain. Red River Bottomlands Ecoregion. USGS Red Bluff 7.5' Quad. Grassy Lake (large, natural, cypress backswamp with open water areas, within the Little River bottoms). East side of the lake.

Approximately 1.3 miles northeast of Allison, Arkansas between White River and Canning Kitchen Hollow. TRS: T15N R10W S18