Place
- Grimes2
- Hardeman2
- Harrisburg2
- Hwy 385, ca. 20 km NE of Marathon2
- Lake Worth2
- Nacogdoches2
- Polk2
- Potter2
- Roberts2
- Wheeler2
- east of Sullivan City, on gravelly hill2
- Abilene State Park1
- About 1 mile SW of junction of road from Santa Elena Canyon and cut-off to Terlingua; scrub of Larrea and Fouquiera.1
- Above Zilker Park, Austin1
- Alibates National Monument.1
- Along Coleto Creek, just inside Goliad Co. line, c. 20 miles north of Goliad.1
- Along Corpus Christi Bay.1
- Along US route 290, near junction with road to Iraan, 24 mi NW of Sheffield1
- Along highway, 3 miles east of Monahans.1
- Along route #1048, three miles northeast of Mobeetie.1