| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Loganiaceae | Spigelia alabamensis | Alabama Pinkroot | Dolostone glades. | Endemic to Bibb County, AL (Gould 1996, Allison & Stevens 2001; Weakley et al. 2011). |  |
| Loganiaceae | Spigelia anthelmia | West Indian Pinkroot, Wormgrass, Pinkweed | Pine rocklands, disturbed upland areas. | S. peninsular FL; West Indies; Mexico (CAM, CHP, OAX, ROO, SLP, TAB, VER, YUC), Central America, and South America. |  |
| Loganiaceae | Spigelia gentianoides | Gentian Pinkroot | Longleaf pine sandhills, pine flatwoods. | Endemic to FL Panhandle (Calhoun, Jackson, and Washington counties) and adjacent AL (Geneva County). |  |
| Loganiaceae | Spigelia hedyotidea | Prairie Pinkroot | Limestone outcrops and gravelly areas. | C. TX; Mexico (CHP, CHH, COA, SON, TAM,VER) to Central America. | |
| Loganiaceae | Spigelia loganioides | Florida Pinkroot, Levy Pinkroot | Wet calcareous hammocks. | Endemic to the n. FL peninsula (Levy, Marion, Sumter, and Volusia counties). |  |
| Loganiaceae | Spigelia marilandica | Pinkroot, Wormgrass, Indian-pink | Moist to dry woodlands and forests, usually on circumneutral soils. | SC, sw. NC (Cherokee Co. and Macon Co.), and TN west to s. IN and OK, south to Panhandle FL and TX; some floras allege its occurrence north to VA, MD, NJ, and PA (its recent use as a native ornamental is spreading its distribution, at least as a garden waif, beyond its native distribution). S. marilandica will likely be found in sw. VA. |  |
| Loganiaceae | Spigelia texana | Texas Pinkroot | Floodplain forests and other moist forests. | E. and se. TX. |  |
Cite as...