| Asteraceae | |
Symphyopappus angustifolius
| Cabrera | Revista Mus. La Plata, Secc. Bot. 19: 191 | 1959 |
| Asteraceae | |
Symphyopappus apurimacensis
| H. Rob. | Phytologia 88(2): 132–134, f. 2 | 2006 |
| Asteraceae | |
Symphyopappus brasiliensis
| (Gardner) R.M. King & H. Rob. | Phytologia 39: 134 | 1978 |
| Asteraceae | |
Symphyopappus casarettoi
| B.L. Rob. | Candollea 5: 170 | 1934 |
| Asteraceae | |
Symphyopappus catharinensis
| (Cabrera) R.M. King & H. Rob. | Phytologia 29(2): 124 | 1974 |
| Asteraceae | |
Symphyopappus compressus
| (Gardner) B.L. Rob. | Contr. Gray Herb. 80: 12 | 1928 |
| Asteraceae | |
Symphyopappus cuneatus
| (DC.) Sch. Bip. ex Baker | Fl. Bras. 6(2): 367 | 1876 |
| Asteraceae | |
Symphyopappus decemflorus
| H. Rob. | Phytologia 88(2): 129–132, f. 1 | 2006 |
| Asteraceae | |
Symphyopappus decussatus
| Turcz. | Bull. Soc. Imp. Naturalistes Moscou 21: 584 | 1848 |
| Asteraceae | |
Symphyopappus itatiayensis
| (Hieron.) R.M. King & H. Rob. | Phytologia 22: 116 | 1971 |
| Asteraceae | |
Symphyopappus leptophlebius
| B.L. Rob. | Contr. Gray Herb. 96: 18 | 1931 |
| Asteraceae | |
Symphyopappus lymansmithii
| B.L. Rob. | Contr. Gray Herb. 96: 19 | 1931 |
| Asteraceae | |
Symphyopappus myricifolius
| B.L. Rob. | Contr. Gray Herb. 68: 6 | 1923 |
| Asteraceae | |
Symphyopappus pennivenius
| B.L. Rob. | Contr. Gray Herb. 68: 7 | 1923 |
| Asteraceae | |
Symphyopappus polystachyus
| Baker | Fl. Bras. 6(2): 368 | 1876 |
| Asteraceae | |
Symphyopappus reitzii
| (Cabrera) R.M. King & H. Rob. | Phytologia 22: 116 | 1971 |
| Asteraceae | |
Symphyopappus reticulatus
| Baker | Fl. Bras. 6(2): 367 | 1876 |
| Asteraceae | |
Symphyopappus tetrastichus
| B.L. Rob. | Contr. Gray Herb. 104: 8-9 | 1934 |
| Asteraceae | |
Symphyopappus uncinatus
| H. Rob. | Compositae Newslett. 38: 52–53 | 2002 |
| Asteraceae | ** |
Symphyopappus vernicosus
| Sch. Bip. ex Baker | Fl. Bras. 6(2): 368 | 1876 |
| Asteraceae | ** |
Symphyopappus viscosus
| Sch. Bip. ex Baker | Fl. Bras. 6(2): 367 | 1876 |