| Scientific Name | Authority | Status |
|---|---|---|
| Houlletia juruenensis | Hoehne | synonym |
| Houlletia antioquensis | (André) Ames & Nash | synonym |
| Houlletia odoratissima var. xanthina | Rchb.f. | synonym |
| Houlletia odoratissima var. antioquensis | André | synonym |
| Houlletia buchtienii | Kraenzl. | synonym |
| Houlletia odoratissima var. macrosepala | Regel | synonym |
| Houlletia odoratissima f. antioquiensis | (André) O.Gruss & M.Wolff | synonym |
| Houlletia picta | Linden | synonym |
| Houlletia boliviana | Schltr. | synonym |
| Houlletia odoratissima f. xanthina | (Rchb.f.) O.Gruss & M.Wolff | synonym |
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