| Ruellia albiflora Fernald |
Accepted |
17 |
| Ruellia amoena Sessé & Moc. |
Accepted |
17 |
| Ruellia anthracina Leonard |
Accepted |
17 |
| Ruellia asperula (Mart. & Nees) Lindau |
Accepted |
17 |
| Ruellia bahiensis (Nees) Morong |
Accepted |
17 |
| Ruellia brevifolia (Pohl) C. Ezcurra |
Accepted |
17 |
| Ruellia bulbifera Lindau |
Accepted |
17 |
| Ruellia californica (Rose) I. M. Johnst. |
Accepted |
17 |
| Ruellia caroliniensis (J. F. Gmel.) Steud. |
Accepted |
17 |
| Ruellia cearensis Lindau |
Accepted |
17 |
| Ruellia ciliatiflora Hook. |
Accepted |
17 |
| Ruellia ciliosa Pursh |
Accepted |
17 |
| Ruellia cordata Thunb. |
Accepted |
16 |
| Ruellia corzoi Tharp & F. A. Barkley |
Accepted |
17 |
| Ruellia eumorphantha Lindau |
Accepted |
17 |
| Ruellia fruticosa Sessé & Moc. ex DC. |
Accepted |
17 |
| Ruellia geminiflora Kunth |
Accepted |
17 |
| Ruellia hookeriana (Nees) Hemsl. |
Accepted |
17 |
| Ruellia humilis Nutt. |
Accepted |
17 |
| Ruellia humilis var. longiflora (A. Gray) Fernald |
Accepted |
17 |
| Ruellia intermedia Leonard |
Accepted |
17 |
| Ruellia inundata Kunth |
Accepted |
17 |
| Ruellia leucantha Brandegee |
Accepted |
17 |
| Ruellia longipedunculata Lindau |
Accepted |
17 |
| Ruellia longituba D. N. Gibson |
Accepted |
17 |
| Ruellia macrantha Lindau |
Accepted |
24 |
| Ruellia macrophylla Vahl |
Accepted |
17 |
| Ruellia macrosolen Lillo ex C. Ezcurra |
Accepted |
17 |
| Ruellia makoyana Closon |
Accepted |
17 |
| Ruellia matagalpae Lindau |
Accepted |
17 |
| Ruellia nudiflora (Engelm. & A. Gray) Urb. |
Accepted |
17 |
| Ruellia occidentalis (A. Gray) Tharp & F. A. Barkley |
Accepted |
17 |
| Ruellia ochroleuca Mart. ex Nees |
Accepted |
17 |
| Ruellia paniculata L. |
Accepted |
17 |
| Ruellia patula Jacq. |
Accepted |
16 |
| Ruellia pedunculata Torr. ex A. Gray |
Accepted |
17 |
| Ruellia peninsularis (Rose) I. M. Johnst. |
Accepted |
17 |
| Ruellia petiolaris (Nees) T. F. Daniel |
Accepted |
17 |
| Ruellia pringlei Fernald |
Accepted |
17 |
| Ruellia prostrata Poir. |
Accepted |
22 |
| Ruellia repens L. |
Accepted |
12 |
| Ruellia rosea (Nees) Hemsl. |
Accepted |
17 |
| Ruellia runyonii Tharp & F. A. Barkley |
Accepted |
17 |
| Ruellia simplex C. Wright |
Accepted |
17 |
| Ruellia standleyi Leonard |
Accepted |
17 |
| Ruellia stemonacanthoides (Oerst.) Hemsl. |
Accepted |
17 |
| Ruellia strepens L. |
Accepted |
17 |
| Ruellia succulenta Small |
Accepted |
17 |
| Ruellia tuberosa L. |
Accepted |
17 |
| Ruellia tubiflora Kunth |
Accepted |
17 |
| Ruellia tweediana Griseb. |
Accepted |
17 |
| Ruellia ciliata Hornem. |
Unresolved |
18 |
| Ruellia devosiana E. Morren |
Unresolved |
17 |
| Ruellia patula Burkill & C. B. Clarke |
Unresolved |
16 |
| Ruellia squarrosa (Fenzl) Schaffnit |
Unresolved |
17 |
| Ruellia blechum L. |
Synonym of Blechum pyramidatum (Lam.) Urb. |
17 |
| Ruellia urens Roth |
Synonym of Hemigraphis urens (Roth) J. R. I. Wood |
15 |
| Ruellia graecizans Backer |
Synonym of Ruellia brevifolia (Pohl) C. Ezcurra |
17 |
| Ruellia graecizans Backer |
Synonym of Ruellia brevifolia (Pohl) C. Ezcurra |
17 |
| Stephanophysum longifolium Pohl |
Synonym of Ruellia brevifolia (Pohl) C. Ezcurra |
17 |
| Ruellia caroliniensis None |
Synonym of Ruellia caroliniensis (J. F. Gmel.) Steud. |
17 |
| Ruellia heteromorpha Fernald |
Synonym of Ruellia caroliniensis var. heteromorpha (Fernald) R. W. Long |
17 |
| Ruellia lorentziana Griseb. |
Synonym of Ruellia ciliatiflora Hook. |
17 |
| Ruellia ciliosa None |
Synonym of Ruellia ciliosa Pursh |
17 |
| Ruellia formosa Bonpl. |
Synonym of Ruellia elegans Poir. |
17 |
| Aphragmia inundata (Kunth) Bremek. & N. -Bremek. |
Synonym of Ruellia inundata Kunth |
17 |
| Ruellia puri (Nees) Mart. ex B. D. Jacks. |
Synonym of Ruellia jussieuoides Schltdl. |
17 |
| Ruellia metziae None |
Synonym of Ruellia metziae Tharp |
17 |
| Ruellia congesta (Leonard) Tharp & E. A. Barkley |
Synonym of Ruellia nudiflora (Engelm. & A. Gray) Urb. |
17 |
| Ruellia glabrata (Leonard) Tharp & F. A. Barkley |
Synonym of Ruellia nudiflora (Engelm. & A. Gray) Urb. |
17 |
| Ruellia nudiflora |
Synonym of Ruellia nudiflora (Engelm. & A. Gray) Urb. |
17 |
| Ruellia yucatana (Leonard) Tharp & F. A. Barkley |
Synonym of Ruellia nudiflora (Engelm. & A. Gray) Urb. |
17 |
| Endosiphon primuloides T. Anderson ex Benth. |
Synonym of Ruellia primuloides (T. Anderson) Heine |
16 |
| Ruellia prostrata Nees |
Synonym of Ruellia prostrata Poir. |
22 |
| Ruellia brittoniana Leonard |
Synonym of Ruellia simplex C. Wright |
17 |
| Ruellia brittoniana Leonard |
Synonym of Ruellia simplex C. Wright |
17 |
| Ruellia coerulea Morong |
Synonym of Ruellia simplex C. Wright |
17 |
| Ruellia malacosperma Greenm. |
Synonym of Ruellia simplex C. Wright |
17 |
| Phlebophyllum spicatum (Roth) Bremek. |
Synonym of Ruellia spicata Roth |
16 |
| Ruellia longiflora Nees |
Synonym of Whitfieldia elongata (P. Beauv.) D. Wild. & T. Durand |
17 |
