| Eriocaulaceae | |
Lachnocaulon anceps
| (Walter) Morong | Bull. Torrey Bot. Club 18(12): 360 | 1891 |
| Eriocaulaceae | |
Lachnocaulon beyrichianum
| Sporl. ex Körn. | Linnaea 27: 567 | 1856 |
| Eriocaulaceae | |
Lachnocaulon cubense
| Ruhland | Repert. Spec. Nov. Regni Veg. 22: 34 | 1925 |
| Eriocaulaceae | |
Lachnocaulon diandrum
| Van Heurck & Müll. Arg. | Observ. Bot. 1: 108–111 | 1870 |
| Eriocaulaceae | |
Lachnocaulon digynum
| Körn. | Linnaea 27: 570 | 1856 |
| Eriocaulaceae | |
Lachnocaulon eciliatum
| Small | Fl. S.E. U.S. 235, 1328 | 1903 |
| Eriocaulaceae | |
Lachnocaulon ekmanii
| Ruhland | Repert. Spec. Nov. Regni Veg. 22: 34 | 1925 |
| Eriocaulaceae | |
Lachnocaulon engleri
| Ruhland | Pflanzenr. IV. 30(Heft 13): 241 | 1903 |
| Eriocaulaceae | |
Lachnocaulon floridanum
| Small | Fl. S.E. U.S. 235, 1328 | 1903 |
| Eriocaulaceae | |
Lachnocaulon glabrum
| Körn. | Linnaea 27: 568 | 1856 |
| Eriocaulaceae | |
Lachnocaulon maritimum
| Torr. ex Moldenke | Phytologia 1: 330 | 1939 |
| Eriocaulaceae | |
Lachnocaulon michauxii
| Kunth | Enum. Pl. 3: 397 | 1841 |
| Eriocaulaceae | |
Lachnocaulon minus
| (Chapm.) Small | Fl. S.E. U.S. 235 | 1903 |