| Orchis brancifortii Biv. |
Accepted |
21 |
| Orchis italica Poir. |
Accepted |
21 |
| Orchis mascula (L.) L. |
Accepted |
21 |
| Orchis mascula subsp. ichnusae Corrias |
Accepted |
21 |
| Orchis militaris L. |
Accepted |
21 |
| Orchis pallens L. |
Accepted |
20 |
| Orchis patens Desf. |
Accepted |
40 |
| Orchis pauciflora Ten. |
Accepted |
21 |
| Orchis picta Raf. |
Accepted |
18 |
| Orchis provincialis Balb. ex Lam. & DC. |
Accepted |
21 |
| Orchis purpurea Huds. |
Accepted |
21 |
| Orchis quadripunctata Cirillo ex Ten. |
Accepted |
21 |
| Orchis simia Lam. |
Accepted |
21 |
| Orchis spitzelii Saut. ex W. D. J. Koch |
Accepted |
20 |
| Orchis spitzelii subsp. nitidifolia (W. P. Teschner) Soó |
Accepted |
20 |
| Orchis commutatus Tod. |
Unresolved |
42 |
| Orchis collina Banks & Sol. ex Russell |
Synonym of Anacamptis collina (Banks & Sol.) R. M. Bateman & Pridgeon & M. W. Chase |
18 |
| Orchis saccata Ten. |
Synonym of Anacamptis collina (Banks & Sol.) R. M. Bateman & Pridgeon & M. W. Chase |
18 |
| Orchis coriophora L. |
Synonym of Anacamptis coriophora (L.) R. M. Bateman & Pridgeon & M. W. Chase |
18 |
| Orchis coriophora subsp. fragrans (Pollini) K. Richt. |
Synonym of Anacamptis coriophora (L.) R. M. Bateman & Pridgeon & M. W. Chase |
18 |
| Orchis coriophora var. subsancta Balayer |
Synonym of Anacamptis coriophora (L.) R. M. Bateman & Pridgeon & M. W. Chase |
18 |
| Orchis laxiflora Lam. |
Synonym of Anacamptis laxiflora (Lam.) R. M. Bateman & Pridgeon & M. W. Chase |
18 |
| Orchis moria Retz. |
Synonym of Anacamptis morio (L.) R. M. Bateman & Pridgeon & M. W. Chase |
18 |
| Orchis morio L. |
Synonym of Anacamptis morio (L.) R. M. Bateman & Pridgeon & M. W. Chase |
18 |
| Orchis morio subsp. champagneuxii (Barnéoud) E. G. Camus |
Synonym of Anacamptis morio subsp. champagneuxii (Barnéoud) H. Kretzschmar & Eccarius & H. Dietr. |
18 |
| Orchis longicornu Poir. |
Synonym of Anacamptis morio subsp. longicornu (Poir.) H. Kretzschmar & Eccarius & H. Dietr. |
18 |
| Orchis laxiflora C. A. Mey. |
Synonym of Anacamptis palustris (Jacq.) R. M. Bateman & Pridgeon & M. W. Chase |
18 |
| Orchis laxiflora subsp. palustris (Jacq.) Bonnier & Layens |
Synonym of Anacamptis palustris (Jacq.) R. M. Bateman & Pridgeon & M. W. Chase |
18 |
| Orchis palustris Jacq. |
Synonym of Anacamptis palustris (Jacq.) R. M. Bateman & Pridgeon & M. W. Chase |
18 |
| Orchis laxiflora subsp. elegans (Heuff.) Soó |
Synonym of Anacamptis palustris subsp. elegans (Heuff.) R. M. Bateman & Pridgeon & M. W. Chase |
21 |
| Orchis papilionacea L. |
Synonym of Anacamptis papilionacea (L.) R. M. Bateman & Pridgeon & M. W. Chase |
16 |
| Orchis papilionacea subsp. grandiflora (Boiss.) Malag. |
Synonym of Anacamptis papilionacea (L.) R. M. Bateman & Pridgeon & M. W. Chase |
16 |
| Orchis × gennarii Rchb. |
Synonym of Anacamptis × gennarii (Rchb.) H. Kretzschmar & Eccarius & H. Dietr. |
17 |
| Orchis triplicata Willemet |
Synonym of Calanthe triplicata (Willemet) Ames |
9 |
| Orchis aristata Fisch. ex Lindl. |
Synonym of Dactylorhiza aristata (Fisch.) Soó |
20 |
| Orchis aristata Fisch. ex Lindl. |
Synonym of Dactylorhiza aristata (Fisch.) Soó |
20 |
| Orchis cruenta Rochel |
Synonym of Dactylorhiza cordigera (Fr.) Soó |
20 |
| Orchis munbyana Boiss. & Reut. |
Synonym of Dactylorhiza elata (Poir.) Soó |
40 |
| Orchis sesquipedalis Willd. |
Synonym of Dactylorhiza elata subsp. sesquipedalis (Willd.) Soó |
40 |
| Orchis caucasica (Klinge) Klinge |
Synonym of Dactylorhiza euxina (Nevski) Czerep. |
40 |
| Orchis foliosa Sol. ex Lowe |
Synonym of Dactylorhiza foliosa (Rchb.) Soó |
20 |
| Orchis fuchsii Druce |
Synonym of Dactylorhiza fuchsii (Druce) Soó |
20 |
| Orchis latifolia L. |
Synonym of Dactylorhiza incarnata (L.) Soó |
21 |
| Orchis ericetorum (E. F. Linton) E. S. Marshall |
Synonym of Dactylorhiza maculata (L.) Soó |
40 |
| Orchis maculata L. |
Synonym of Dactylorhiza maculata (L.) Soó |
40 |
| Orchis elodes Griseb. |
Synonym of Dactylorhiza maculata subsp. elodes (Griseb.) Soó |
40 |
| Orchis majalis Rchb. |
Synonym of Dactylorhiza majalis (Rchb.) P. F. Hunt & Summerh. |
40 |
| Orchis praetermissa Druce |
Synonym of Dactylorhiza praetermissa (Druce) Soó |
40 |
| Orchis purpurella T. Stephenson & T. A. Stephenson |
Synonym of Dactylorhiza purpurella (T. Stephenson & T. A. Stephenson) Soó |
40 |
| Orchis salina Turcz. ex Lindl. |
Synonym of Dactylorhiza salina (Turcz.) Soó |
20 |
| Orchis traunsteineri Saut. ex Rchb. |
Synonym of Dactylorhiza traunsteineri (Saut.) Soó |
40 |
| Orchis cyclochila (Franch. & Sav.) Maxim. |
Synonym of Galearis cyclochila (Franch. & Sav.) Soó |
21 |
| Orchis spectabilis L. |
Synonym of Galearis spectabilis (L.) Raf. |
21 |
| Orchis habenarioides King & Pantl. |
Synonym of Gymnadenia orchidis Lindl. |
20 |
| Orchis fragrans Ten. |
Synonym of Himantoglossum robertianum (Loisel.) P. Delforge |
19 |
| Orchis lactea Poir. |
Synonym of Neotinea lactea (Poir.) R. M. Bateman & Pridgeon & M. W. Chase |
21 |
| Orchis tridentata subsp. lactea (Poir.) K. Richt. |
Synonym of Neotinea lactea (Poir.) R. M. Bateman & Pridgeon & M. W. Chase |
21 |
| Orchis maculata (Desf.) Batt. |
Synonym of Neotinea maculata (Desf.) Stearn |
40 |
| Orchis commutata Tod. |
Synonym of Neotinea tridentata (Scop.) R. M. Bateman & Pridgeon & M. W. Chase |
21 |
| Orchis simia Vill. |
Synonym of Neotinea tridentata (Scop.) R. M. Bateman & Pridgeon & M. W. Chase |
21 |
| Orchis tridentata Scop. |
Synonym of Neotinea tridentata (Scop.) R. M. Bateman & Pridgeon & M. W. Chase |
21 |
| Orchis tridentata subsp. commutata (Tod.) Nyman |
Synonym of Neotinea tridentata (Scop.) R. M. Bateman & Pridgeon & M. W. Chase |
21 |
| Orchis globosa Brot. |
Synonym of Neotinea tridentata subsp. conica (Willd.) R. M. Bateman & Pridgeon & M. W. Chase |
21 |
| Orchis ustulata L. |
Synonym of Neotinea ustulata (L.) R. M. Bateman & Pridgeon & M. W. Chase |
21 |
| Orchis ustulata subsp. aestivalis (Kümpel) Kümpel & A. C. Mrkvicka |
Synonym of Neotinea ustulata var. aestivalis (Kümpel) Tali & M. F. Fay & R. M. Bateman |
21 |
| Aceras anthropophorum (L.) R. Br. |
Synonym of Orchis anthropophora (L.) All. |
21 |
| Aceras anthropophorum (L.) Sm. |
Synonym of Orchis anthropophora (L.) All. |
21 |
| Aceras anthropophorum (L.) W. T. Aiton |
Synonym of Orchis anthropophora (L.) All. |
21 |
| Aceras anthropophorum f. purpurata Balayer |
Synonym of Orchis anthropophora (L.) All. |
21 |
| Orchis quadripunctata f. brancifortii (Biv.) Soó |
Synonym of Orchis brancifortii Biv. |
21 |
| Orchis mascula |
Synonym of Orchis mascula (L.) L. |
21 |
| Orchis mascula subsp. longibracteatoides Balayer |
Synonym of Orchis mascula (L.) L. |
21 |
| Orchis mascula subsp. mascula |
Synonym of Orchis mascula (L.) L. |
21 |
| Orchis mascula var. bicolor Balayer |
Synonym of Orchis mascula (L.) L. |
21 |
| Orchis tenera (Landwehr) Kreutz |
Synonym of Orchis mascula (L.) L. |
21 |
| Orchis langei Lange ex K. Richt. |
Synonym of Orchis mascula subsp. laxifloriformis R. Goday & B. Rodr. |
21 |
| Orchis mascula subsp. signifera (Vest) Soó |
Synonym of Orchis mascula subsp. speciosa (Mutel) Hegi |
21 |
| Orchis militaris subsp. militaris |
Synonym of Orchis militaris L. |
21 |
| Orchis mascula subsp. olbiensis (Reut.) Asch. & Graebn. |
Synonym of Orchis olbiensis Reut. ex Gren. |
21 |
| Orchis provincialis subsp. pauciflora (Ten.) Lindl. |
Synonym of Orchis pauciflora Ten. |
21 |
| Orchis morio subsp. picta Asch. & Graebn. |
Synonym of Orchis picta Raf. |
18 |
| Orchis provincialis |
Synonym of Orchis provincialis Balb. ex Lam. & DC. |
21 |
| Orchis provincialis Balb. |
Synonym of Orchis provincialis Balb. ex Lam. & DC. |
21 |
| Orchis provincialis Balbis ex L. E. DC. |
Synonym of Orchis provincialis Balb. ex Lam. & DC. |
21 |
| Orchis purpurea subsp. purpurea |
Synonym of Orchis purpurea Huds. |
21 |
| Orchis caucasica Regel |
Synonym of Orchis purpurea subsp. caucasica (Regel) B. Baumann & al. |
40 |
| Orchis patens subsp. spitzelii (Saut.) Á. Löve & Kjellq. |
Synonym of Orchis spitzelii Saut. ex W. D. J. Koch |
20 |
| Orchis spitzelii Lve & Kjellq. |
Synonym of Orchis spitzelii Saut. ex W. D. J. Koch |
20 |
| Orchis spitzelii None |
Synonym of Orchis spitzelii Saut. ex W. D. J. Koch |
20 |
| Orchis spitzelii subsp. spitzelii |
Synonym of Orchis spitzelii Saut. ex W. D. J. Koch |
20 |
| Orchis prisca Hautz. |
Synonym of Orchis spitzelii subsp. nitidifolia (W. P. Teschner) Soó |
20 |
| Orchis × clandestina Hautz. |
Synonym of Orchis × ligustica Ruppert |
21 |
| Orchis tridentata Muhl. ex Willd. |
Synonym of Platanthera clavellata (Michx.) Luer |
21 |
| Orchis chidorii (Makino) Schltr. |
Synonym of Ponerorchis chidorii (Makino) Ohwi |
21 |
| Orchis graminifolia (Rchb.) Tang & F. T. Wang |
Synonym of Ponerorchis graminifolia Rchb. |
21 |
| Orchis graminifolia var. suzukiana Ohwi |
Synonym of Ponerorchis graminifolia Rchb. |
21 |
| Orchis joo-iokiana Makino |
Synonym of Ponerorchis joo-iokiana (Makino) Soó |
21 |
| Orchis graminifolia var. kurokamiana (Hatus. & Ohwi) Ohwi |
Synonym of Ponerorchis kurokamiana (Hatus. & Ohwi) J. M. H. Shaw |
21 |
| Orchis × bornemanniae Asch. |
Synonym of × Heromeulenia bornemanniae (Asch.) P. Delforge |
17 |