| Rubiaceae | |
Psychotria hoffmannseggiana var. celsa
| Steyerm. | Mem. New York Bot. Gard. 23: 608 | 1972 |
| Rubiaceae | |
Psychotria hoffmannseggiana var. erythrophylla
| (Müll. Arg.) Steyerm. | Mem. New York Bot. Gard. 23: 607 | 1972 |
| Rubiaceae | |
Psychotria hoffmannseggiana var. hoffmannseggiana
| | | |
| Rubiaceae | |
Psychotria hoffmannseggiana fo. pubescens
| Steyerm. | Mem. New York Bot. Gard. 23: 607 | 1972 |
| Rubiaceae | |
Psychotria hoffmannseggiana subsp. tribracteata
| (C. Wright ex Griseb.) Borhidi | Acta Bot. Hung. 37: 87 | 1992 |
| Rubiaceae | |
Psychotria hoffmannseggiana var. tribracteata
| (C. Wright ex Griseb.) Steyerm. | Mem. New York Bot. Gard. 23: 608 | 1972 |