| Vorschaubild | Art, Unterart, Varietät, Form | Sectio |  | Fotos von | 
| Preview pict. | Species, Subspecies, Variety, Forma | Section |  | Photos from | 
|  |  Dactylorhiza \ Fingerwurz, Knabenkraut / Orchid (68 Taxa + 18 Syn.) |  | Maculatae |  |  | 
|  | damasonium, Cephalanthera \ Bleiches Waldvögelein,  Weißer Waldvogel / Large White Helleborine |  | - |  | A 
D 
F 
GR 
HR 
I | 
|  |  deformation (10 Taxa) |  | - |  |  | 
|  | delforgei, Ophrys \ Delforge-Ragwurz / Delforge's Ophrys |  | Fusci |  | F | 
|  | delphinensis, Ophrys \ Delphi-Ragwurz / Delphi Orchid |  | Argolicae |  | GR | 
|  |  demangei (1 Taxon + 1 Syn.) |  | - |  |  | 
|  |  densiflora (1 Taxon + 1 Syn.) |  | - |  |  | 
|  | densiflora, Gymnadenia −−> Gymnadenia conopsea subsp. densiflora |  | - |  | F 
GB 
IRL | 
|  | densiflora, Gymnadenia conopsea subsp. \ Dichtblütige Händelwurz / Dense-Flowered Fragrant Orchid |  | - |  | F 
GB 
IRL | 
|  | densifolia, Epipactis helleborine subsp. \ Dichtblättrige Ständelwurz / Dense-Leaved Helleborine |  | Helleborinae |  | TR | 
|  | dianensis, Ophrys incubacea var. −−> Ophrys incubacea var. rubriflora |  | Araneiferae |  | E | 
|  | dianica, Ophrys −−> Ophrys lucentina |  | Fusci |  | E | 
|  | dicipulus, Ophrys −−> Ophrys schlechteriana |  | Umbilicatae |  | GR | 
|  | dictynnae, Ophrys \ Dictynnae-Ragwurz / Dictynnae Orchid |  | Tenthrediniferae |  | Kre | 
|  | diktaea, Orchis −−> Orchis sezikiana |  | Pusillae |  | Chi 
Kre 
Zyp | 
|  | dimidiata, Ophrys \ Dimidiata-Ragwurz / Dimidiata Orchid |  | Tenthrediniferae |  | Kre | 
|  |  dinarica (2 Taxa) |  | - |  |  | 
|  |  dinsmorei (1 Taxon + 3 Syn.) |  | - |  |  | 
|  | diphylla, Gennaria \ Grünständel / Two-Leaved Gennaria |  | - |  | P 
Pal 
Sar 
Ten | 
|  | discors, Ophrys −−> Ophrys biancae |  | Fuciflorae |  | Siz | 
|  | distans, Epipactis \ Kurzblättrige Ständelwurz / Short-Leaved Helleborine |  | Helleborinae |  | A 
D 
E 
F 
PL | 
|  | distenta, Serapias strictiflora var. \ Gespreizter Zungenständel / Straddled Serapias |  | - |  | P | 
|  |  dodekanensis (2 Syn.) |  | - |  |  | 
|  | doerfleri, Ophrys \ Doerflers Ragwurz, Unechte Busen-Ragwurz / Doerfler's Orchid |  | Mammosae |  | Kre | 
|  |  dolomitensis (1 Taxon + 1 Syn.) |  | - |  |  | 
|  | druentica, Ophrys \ Durance-Hummel-Ragwurz / Durance Late Spider Orchid |  | Fuciflorae |  | F | 
|  | drumana, Ophrys \ Drome-Ragwurz / Drome Ophrys |  | Bertoloniorum |  | F | 
|  | dulnigiana, Nigritella \ Dulnigs Kohlröschen / Dulnig's Vanilla Orchid |  | - |  | A | 
|  | dunensis subsp. sancta, Epipactis \ Holy Island Ständelwurz / Lindisfarne Helleborine |  | Helleborinae |  | GB | 
|  | dunensis subsp. tynensis, Epipactis \ Tyne-Ständelwurz / Tyne Helleborine |  | Helleborinae |  | GB | 
|  | dunensis, Epipactis \ Dünen-Ständelwurz / Dune Helleborine |  | Helleborinae |  | GB | 
|  | dyris, Ophrys \ Marokkanische Ragwurz / Moroccan Bee Orchid |  | Fusci (Omegaiferae) |  | E 
Mal | 
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