| Scientific Name | Authority | Status |
|---|---|---|
| Gymnadenia conopsea f. densiflora | (Wahlenb.) Neuman | synonym |
| Gymnadenia conopsea var. densiflora | (Wahlenb.) Hartm. | synonym |
| Gymnadenia conopsea var. friesica | Schltr. | synonym |
| Gymnadenia conopsea densiflora | (Wahlenb.) Rouy | synonym |
| Orchis densiflora | (Wahlenb.) Pers. | synonym |
| Gymnadenia conopsea ssp. densiflora | (Wahlenb.) K.Richt. | synonym |
| Satyrium conopseum var. densiflorum | (Wahlenb.) Wahlenb. | synonym |
| Orchis conopsea var. densiflora | Wahlenb. | synonym |
| Habenaria gymnadenia var. densiflora | (Wahlenb.) Druce | synonym |
| Habenaria conopsea var. densiflora | (Wahlenb.) Wittr. & Juel | synonym |
| Gymnadenia conopsea f. friesica | (Schltr.) Soó | synonym |
| Gymnadenia densiflora var. friesica | (Schltr.) L.Lewis | synonym |
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