Lachnocaulon (bogbutton) is a genus of plants in the Eriocaulaceae. It contains 7 known species, native to Cuba and to the southeastern United States (from Texas to Virginia). Lachnocaulon anceps (Walter) Morong - from Texas to Virginia; Isla de la Juventud in Cuba Lachnocaulon beyrichianum Sporl. ex Körn - Florida, Georgia, Alabama, North and South Carolina †Lachnocaulon cubense Ruhland - Cuba, apparently extinct Lachnocaulon digynum Körn - from eastern Texas to the Florida Panhandle Lachnocaulon ekmanii Ruhland - Cuba Lachnocaulon engleri Ruhland - Florida, southern Alabama Lachnocaulon minus (Chapm.) Small - Florida, Georgia, Alabama, North and South Carolina References Eriocaulaceae Poales genera