| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Eriocaulaceae | Lachnocaulon anceps | Common Bogbuttons | Moist to dry sands, moist peats, in pinelands, sometimes locally abundant in open disturbed areas where competition has been removed. | S. NJ south to s. FL, west to se. TX; rarely disjunct inland off the Coastal Plain, as in ec. TN; West Indies (Cuba). |  (c) Hill, Sonnia |
| Eriocaulaceae | Lachnocaulon beyrichianum | Southern Bogbutton | Scrubby flatwoods, flatwoods, upper margins of Coastal Plain doline ponds (sometimes under scrub oaks). | Se. NC south to Panhandle FL and s. peninsular FL. |  (c) Horn, Jay |
| Eriocaulaceae | Lachnocaulon digynum | Pineland Bogbutton | Hillside seepage bogs, wet pine savannas. | Panhandle FL (east to Liberty and Franklin counties) and s. AL west to s. MS; disjunct west of the Mississippi River in w. LA and extreme e. TX. |  © Floyd A. Griffith |
| Eriocaulaceae | Lachnocaulon engleri | Engler’s Bogbutton | Pondshores, pine savannas. | N. FL peninsula south to s. FL; Panhandle FL and s. AL. |  (c) Campos, Aidan |
| Eriocaulaceae | Lachnocaulon minus | Brown Bogbutton | Upper margins of Coastal Plain doline ponds, other pineland situations, ditches through wet pine savannas, wet 'scrapes'. | E. NC south to s. peninsular FL, west to Panhandle FL and se. AL. |  (c) Ward, Scott G |