| Petunia altiplana T. Ando & Hashim. |
Accepted |
7 |
| Petunia axillaris (Lam.) Britton & Sterns & Poggenb. |
Accepted |
7 |
| Petunia bajeensis T. Ando & Hashim. |
Accepted |
7 |
| Petunia bonjardinensis T. Ando & Hashim. |
Accepted |
7 |
| Petunia guarapuavensis T. Ando & Hashim. |
Accepted |
7 |
| Petunia hybrida Vilm. |
Accepted |
7 |
| Petunia inflata R. E. Fr. |
Accepted |
7 |
| Petunia integrifolia (Hook.) Schinz & Thell. |
Accepted |
7 |
| Petunia interior T. Ando & Hashim. |
Accepted |
7 |
| Petunia mantiqueirensis T. Ando & Hashim. |
Accepted |
7 |
| Petunia nyctaginiflora Juss. |
Accepted |
7 |
| Petunia patagonica Millán |
Accepted |
9 |
| Petunia riograndensis T. Ando & Hashim. |
Accepted |
7 |
| Petunia violacea Lindl. |
Accepted |
7 |
| Petunia ericaefolia Fr. |
Unresolved |
9 |
| Petunia ledifolia Sendtn. |
Unresolved |
9 |
| Petunia secreta Stehmann & Semir |
Unresolved |
7 |
| Petunia calycina Sendtn. |
Synonym of Calibrachoa calycina (Sendtn.) Wijsman |
9 |
| Petunia helianthemoides Sendtn. |
Synonym of Calibrachoa calycina (Sendtn.) Wijsman |
9 |
| Petunia ovalifolia Miers |
Synonym of Calibrachoa calycina (Sendtn.) Wijsman |
9 |
| Petunia elegans Miers |
Synonym of Calibrachoa elegans (Miers) Stehmann & Semir |
9 |
| Petunia variabilis Fr. |
Synonym of Calibrachoa excellens (R. E. Fr.) Wijsman |
9 |
| Petunia heterophylla Sendtn. |
Synonym of Calibrachoa heterophylla (Sendtn.) Wijsman |
9 |
| Petunia linearis J. Paxton |
Synonym of Calibrachoa linearis (Hook.) Wijsman |
9 |
| Petunia linoides Sendtn. |
Synonym of Calibrachoa linoides (Sendtn.) Wijsman |
9 |
| Petunia micrantha Fr. |
Synonym of Calibrachoa micrantha (R. E. Fr.) Stehmann & Semir |
9 |
| Petunia paranensis Dusén |
Synonym of Calibrachoa paranensis (Dusén) Wijsman |
9 |
| Petunia rupestris Dusén |
Synonym of Calibrachoa paranensis (Dusén) Wijsman |
9 |
| Petunia parviflora Juss. |
Synonym of Calibrachoa parviflora (Juss.) D'Arcy |
9 |
| Petunia humilis Fr. |
Synonym of Calibrachoa pubescens (Spreng.) Stehmann |
9 |
| Petunia sellowiana Sendtn. |
Synonym of Calibrachoa sellowiana (Sendtn.) Wijsman |
9 |
| Petunia sendtneriana Fr. |
Synonym of Calibrachoa sendtneriana (R. E. Fr.) Stehmann & Semir |
9 |
| Petunia axillaris subsp. axillaris |
Synonym of Petunia axillaris (Lam.) Britton & Sterns & Poggenb. |
7 |
| Petunia parodii Steere |
Synonym of Petunia axillaris (Lam.) Britton & Sterns & Poggenb. |
7 |
| Petunia integrifolia subsp. inflata Wijsman |
Synonym of Petunia inflata R. E. Fr. |
7 |
| Petunia integrifolia subsp. integrifolia |
Synonym of Petunia integrifolia (Hook.) Schinz & Thell. |
7 |