Wake-robin
- Arum maculatum
- Pseudotrillium rivale
- Trillium
- Trillium albidum
- Trillium angustipetalum
- Trillium catesbaei
- Trillium cernuum
- Trillium chloropetalum
- Trillium decipiens
- Trillium decumbens
- Trillium discolor
- Trillium erectum
- Trillium flexipes
- Trillium foetidissimum
- Trillium gracile
- Trillium grandiflorum
- Trillium kurabayashii
- Trillium ludovicianum
- Trillium luteum
- Trillium maculatum
- Trillium ovatum
- Trillium persistens
- Trillium pusillum
- Trillium recurvatum
- Trillium reliquum
- Trillium rugelii
- Trillium sessile
- Trillium simile
- Trillium stamineum
- Trillium sulcatum
- Trillium texanum
- Trillium underwoodii
- Trillium undulatum
- Trillium vaseyi
- Trillium viride
- Trillium viridescens