| Apocynaceae | |
Tassadia angustifolia
| Malme | Ark. Bot. 29A(13): 2 | 1939 |
| Apocynaceae | |
Tassadia apocynella
| Gleason & Moldenke | Phytologia 1: 15–16 | 1933 |
| Apocynaceae | |
Tassadia aristata
| (Benth. ex E. Fourn.) Fontella | Arch. Jard. Bot. Rio de Janeiro 21: 335 | 1977 |
| Apocynaceae | |
Tassadia berteroana
| (Spreng.) W.D. Stevens | Phytologia 64(5): 335 | 1988 |
| Apocynaceae | |
Tassadia burchellii
| E. Fourn. | Fl. Bras. 6(4): 230–231 | 1885 |
| Apocynaceae | |
Tassadia capitata
| W.D. Stevens | Novon 12(3): 408–410 | 2002 |
| Apocynaceae | |
Tassadia castellanosii
| Fontella | Arch. Jard. Bot. Rio de Janeiro 21: 355, f. 32–33A | 1977 |
| Apocynaceae | |
Tassadia colubrina
| Decne. | Prodr. 8: 579 | 1844 |
| Apocynaceae | |
Tassadia comosa
| E. Fourn. | Fl. Bras. 6(4): 229 | 1885 |
| Apocynaceae | |
Tassadia cordata
| Malme | Ark. Bot. 29A(13): 4 | 1939 |
| Apocynaceae | |
Tassadia decaisneana
| Miq. | Linnaea 18: 25 | 1844 |
| Apocynaceae | |
Tassadia decalepis
| (Turcz.) Liede & Meve | Phytotaxa 202: 39 | 2015 |
| Apocynaceae | |
Tassadia emygdioi
| Fontella | Arch. Jard. Bot. Rio de Janeiro 21: 368–371 | 1977 |
| Apocynaceae | |
Tassadia floribunda
| Decne. | Prodr. 8: 580 | 1844 |
| Apocynaceae | |
Tassadia fosteri
| (Morillo) Liede & Meve | Phytotaxa 202: 40 | 2015 |
| Apocynaceae | |
Tassadia geniculata
| Fontella | Arch. Jard. Bot. Rio de Janeiro 21: 299 | 1977 |
| Apocynaceae | |
Tassadia grazielae
| Fontella | Arch. Jard. Bot. Rio de Janeiro 21: 315 | 1977 |
| Apocynaceae | |
Tassadia guanchezii
| (Morillo) Liede & Meve | Phytotaxa 202: 40 | 2015 |
| Apocynaceae | |
Tassadia guianensis
| Decne. | Prodr. 8: 579 | 1844 |
| Apocynaceae | |
Tassadia hutchisoniana
| Rusby | Mem. New York Bot. Gard. 7(3): 331–332 | 1927 |
| Apocynaceae | |
Tassadia ivonae
| Morillo | Ernstia 51: 13 | 1989 |
| Apocynaceae | |
Tassadia kamaensis
| (Morillo) Morillo | Ernstia 51: 13 | 1989 |
| Apocynaceae | |
Tassadia lanceolata
| Decne. | Prodr. 8: 579 | 1844 |
| Apocynaceae | |
Tassadia leptobotrys
| Decne. | Prodr. 8: 579 | 1844 |
| Apocynaceae | |
Tassadia manarae
| (Morillo) Liede & Meve | Novon 11(2): 176, f. 7 | 2001 |
| Apocynaceae | |
Tassadia marahuacensis
| Morillo | Ernstia 51: 13–14 | 1989 |
| Apocynaceae | |
Tassadia martiana
| Decne. | Prodr. 8: 580 | 1844 |
| Apocynaceae | |
Tassadia medinae
| (Morillo) Morillo | Ernstia 51: 14 | 1989 |
| Apocynaceae | |
Tassadia milanezii
| Fontella | Arch. Jard. Bot. Rio de Janeiro 21: 353–357 | 1977 |
| Apocynaceae | |
Tassadia minutiflora
| Malme | Ark. Bot. 29A(13): 3 | 1939 |
| Apocynaceae | |
Tassadia multiflora
| Malme | Ark. Bot. 29A(13): 4 | 1939 |
| Apocynaceae | |
Tassadia neovidensis
| E. Fourn. | Fl. Bras. 6(4): 229 | 1885 |
| Apocynaceae | |
Tassadia obovata
| Decne. | Prodr. 8: 579–580 | 1844 |
| Apocynaceae | |
Tassadia ovalifolia
| (E. Fourn.) Fontella | Arch. Jard. Bot. Rio de Janeiro 21: 329 | 1977 |
| Apocynaceae | |
Tassadia pentalepis
| (Turcz.) Liede & Meve | Phytotaxa 202: 40 | 2015 |
| Apocynaceae | |
Tassadia pilosula
| K. Schum. | Bot. Jahrb. Syst. 25: 726 | 1898 |
| Apocynaceae | |
Tassadia poeppigiana
| Decne. | Prodr. 8: 580 | 1844 |
| Apocynaceae | |
Tassadia propinqua
| Decne. | Prodr. 8: 579 | 1844 |
| Apocynaceae | |
Tassadia recurva
| Rusby | Descr. S. Amer. Pl. 97 | 1920 |
| Apocynaceae | |
Tassadia rhombifolia
| Rusby | Mem. New York Bot. Gard. 7(3): 331 | 1927 |
| Apocynaceae | |
Tassadia richardiana
| (Alain) Liede & Mangelsdorff | Syst. Bot. 39(2): 607–608 | 2014 |
| Apocynaceae | |
Tassadia rizzoana
| Fontella | Bradea 6(8): 61–62 | 1992 |
| Apocynaceae | |
Tassadia rusbyi
| J.F. Macbr. | Publ. Field Mus. Nat. Hist., Bot. Ser. 11(1): 34 | 1931 |
| Apocynaceae | |
Tassadia selloana
| E. Fourn. | Fl. Bras. 6(4): 231 | 1885 |
| Apocynaceae | ** |
Tassadia sphaerostigma
| K. Schum. ex Ule | Bot. Jahrb. Syst. 40: 170 | 1907 |
| Apocynaceae | |
Tassadia sprucei
| E. Fourn. | Fl. Bras. 6(4): 229 | 1885 |
| Apocynaceae | * |
Tassadia sprucei
| Rusby | Bull. Torrey Bot. Club 498 | 1898 |
| Apocynaceae | * |
Tassadia sprucei
| Malme | Ark. Bot. 21A(12): 9 | 1927 |
| Apocynaceae | |
Tassadia stricta
| (E. Fourn.) Liede & Rapini | Syst. Bot. 39(2): 608 | 2014 |
| Apocynaceae | |
Tassadia subulata
| (Vell.) Fontella & E.A. Schwarz | Bol. Mus. Bot. Munic. 57: 1 | 1982 |
| Apocynaceae | |
Tassadia trailiana
| (Benth.) Fontella | Arch. Jard. Bot. Rio de Janeiro 21: 321 | 1977 |
| Apocynaceae | |
Tassadia turriformis
| E. Fourn. | Fl. Bras. 6(4): 231 | 1885 |
| Apocynaceae | |
Tassadia valioi
| Fontella | Arch. Jard. Bot. Rio de Janeiro 21: 305 | 1977 |