| Orchidaceae | |
Acostaea costaricensis subsp. bicornis
| (Luer) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 24: 8 | 1987 |
| Orchidaceae | |
Acostaea costaricensis subsp. colombiana
| (Garay) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 24: 10 | 1988 |
| Orchidaceae | |
Acostaea costaricensis subsp. costaricensis
| | | |
| Orchidaceae | |
Acostaea costaricensis subsp. unicornis
| (Luer) Luer | Monogr. Syst. Bot. Missouri Bot. Gard. 24: 14 | 1987 |