What is "lavaca"

Population (2000): 1825
Housing Units (2000): 718
Land area (2000): 2.147190 sq. miles (5.561196 sq. km)
Water area (2000): 0.000000 sq. miles (0.000000 sq. km)
Total area (2000): 2.147190 sq. miles (5.561196 sq. km)
FIPS code: 38890
Located within: Arkansas (AR), FIPS 05
Location: 35.336657 N, 94.176776 W
ZIP Codes (1990):
Note: some ZIP codes may be omitted esp. for suburbs.
Headwords:

Population (2000): 19210
Housing Units (2000): 9657
Land area (2000): 969.901293 sq. miles (2512.032709 sq. km)
Water area (2000): 0.447854 sq. miles (1.159937 sq. km)
Total area (2000): 970.349147 sq. miles (2513.192646 sq. km)
Located within: Texas (TX), FIPS 48
Location: 29.392154 N, 97.002955 W
Headwords: