| Epilobium angustifolium L. | Chamaenerion angustifolium (L.) Scop. subsp. angustifolium | | | Epilobium angustifolium L. | Chamaenerion angustifolium (L.) Scop. subsp. angustifolium | 27826 | 466425 |
| Epilobium bongardii Hausskn. | | a | | Epilobium bongardii Hausskn. | | 27827 | |
| Epilobium chilense Hausskn. | Epilobium ciliatum Raf. subsp. ciliatum | | | Epilobium chilense Hausskn. | Epilobium ciliatum Raf. subsp. ciliatum | 27828 | 450340 |
| Epilobium denticulatum Ruiz & Pav. | | a | | Epilobium denticulatum Ruiz & Pav. | | 27829 | |
| Epilobium dodonaei Vill. | Chamaenerion dodonaei (Vill.) Schur | | | Epilobium dodonaei Vill. | Chamaenerion dodonaei (Vill.) Schur | 27830 | 466427 |
| Epilobium glaucum Phil. | | a | | Epilobium glaucum Phil. | | 27831 | |
| Epilobium haenkeanum Hausskn. | | a | | Epilobium haenkeanum Hausskn. | | 27832 | |
| Epilobium latifolium L. | Chamaenerion latifolium (L.) Sweet | | | Epilobium latifolium L. | Chamaenerion latifolium (L.) Sweet | 27833 | 466428 |
| Epilobium minutiflorum Hausskn. | | a | | Epilobium minutiflorum Hausskn. | | 27834 | |
| Epilobium origanifolium Lam. | | a | | Epilobium origanifolium Lam. | | 27835 | |
| Epilobium parviflorum Schreb. | | a | | Epilobium parviflorum Schreb. | | 27836 | |
| Epilobium reticulatum C. B. Clarke | Chamaenerion conspersum (Hausskn.) Kitam. | | | Epilobium reticulatum C. B. Clarke | Chamaenerion conspersum (Hausskn.) Kitam. | 27837 | 466426 |
| Epilobium valdiviense Hausskn. | Epilobium ciliatum Raf. subsp. ciliatum | | | Epilobium valdiviense Hausskn. | Epilobium ciliatum Raf. subsp. ciliatum | 27838 | 450340 |
| Epilobium brachycarpum C. Presl | | a | | Epilobium brachycarpum C. Presl | | 316949 | |
| Epilobium spp. | | a | | Epilobium spp. | | 317049 | |
| Epilobium paniculatum Nutt. ex Torr. & A. Gray | Epilobium brachycarpum C. Presl | | | Epilobium paniculatum Nutt. ex Torr. & A. Gray | Epilobium brachycarpum C. Presl | 317284 | 316949 |
| Epilobium spicatum Lam. | Chamaenerion angustifolium (L.) Scop. subsp. angustifolium | | | Epilobium spicatum Lam. | Chamaenerion angustifolium (L.) Scop. subsp. angustifolium | 408080 | 466425 |
| Epilobium montanum L. | | a | | Epilobium montanum L. | | 408084 | |
| Epilobium angustissimum Weber | Chamaenerion dodonaei (Vill.) Schur | | | Epilobium angustissimum Weber | Chamaenerion dodonaei (Vill.) Schur | 408085 | 466427 |
| Epilobium densiflorum (Lindl.) Hoch & P. H. Raven | | a | | Epilobium densiflorum (Lindl.) Hoch & P. H. Raven | | 416974 | |
| Epilobium torreyi (S. Watson) Hoch & P. H. Raven | | a | | Epilobium torreyi (S. Watson) Hoch & P. H. Raven | | 416975 | |
| Epilobium hirsutum L. | | a | | Epilobium hirsutum L. | | 417511 | |
| Epilobium conspersum Hausskn. | Chamaenerion conspersum (Hausskn.) Kitam. | | | Epilobium conspersum Hausskn. | Chamaenerion conspersum (Hausskn.) Kitam. | 417886 | 466426 |
| Epilobium collinum C. C. Gmel. | | a | | Epilobium collinum C. C. Gmel. | | 423397 | |
| Epilobium roseum Schreb. | | a | | Epilobium roseum Schreb. | | 423398 | |
| Epilobium lactiflorum Hausskn. | | a | | Epilobium lactiflorum Hausskn. | | 448136 | |
| Epilobium hornemannii Rchb. | | a | | Epilobium hornemannii Rchb. | | 450338 | |
| Epilobium ciliatum Raf. | | a | | Epilobium ciliatum Raf. | | 450339 | |
| Epilobium ciliatum Raf. subsp. ciliatum | | a | i | Epilobium ciliatum Raf. subsp. ciliatum | | 450340 | |
| Epilobium angustifolium L. subsp. angustifolium | Chamaenerion angustifolium (L.) Scop. subsp. angustifolium | | i | Epilobium angustifolium L. subsp. angustifolium | Chamaenerion angustifolium (L.) Scop. subsp. angustifolium | 452132 | 466425 |
| Epilobium canum (Greene) P. H. Raven subsp. latifolium (Hook.) P. H. Raven | | a | i | Epilobium canum (Greene) P. H. Raven subsp. latifolium (Hook.) P. H. Raven | | 452133 | |
| Epilobium adenocaulon Hausskn. | Epilobium ciliatum Raf. subsp. ciliatum | | | Epilobium adenocaulon Hausskn. | Epilobium ciliatum Raf. subsp. ciliatum | 454646 | 450340 |
| Epilobium canum (Greene) P. H. Raven subsp. canum | | a | i | Epilobium canum (Greene) P. H. Raven subsp. canum | | 456301 | |
| Epilobium canum (Greene) P. H. Raven subsp. garrettii (A. Nelson) P. H. Raven | | a | i | Epilobium canum (Greene) P. H. Raven subsp. garrettii (A. Nelson) P. H. Raven | | 456302 | |
| Epilobium canum (Greene) P. H. Raven subsp. angustifolium (D. D. Keck) P. H. Raven | Epilobium canum (Greene) P. H. Raven subsp. canum | | i | Epilobium canum (Greene) P. H. Raven subsp. angustifolium (D. D. Keck) P. H. Raven | Epilobium canum (Greene) P. H. Raven subsp. canum | 456303 | 456301 |
| Epilobium canum (Greene) P. H. Raven subsp. septentrionale (D. D. Keck) P. H. Raven | Epilobium septentrionale (D. D. Keck) R. N. Bowman & Hoch | | i | Epilobium canum (Greene) P. H. Raven subsp. septentrionale (D. D. Keck) P. H. Raven | Epilobium septentrionale (D. D. Keck) R. N. Bowman & Hoch | 456304 | 456313 |
| Epilobium canum (Greene) P. H. Raven subsp. mexicanum (C. Presl) P. H. Raven | Epilobium canum (Greene) P. H. Raven subsp. canum | | i | Epilobium canum (Greene) P. H. Raven subsp. mexicanum (C. Presl) P. H. Raven | Epilobium canum (Greene) P. H. Raven subsp. canum | 456305 | 456301 |
| Epilobium canum (Greene) P. H. Raven | | a | | Epilobium canum (Greene) P. H. Raven | | 456306 | |
| Epilobium septentrionale (D. D. Keck) R. N. Bowman & Hoch | | a | | Epilobium septentrionale (D. D. Keck) R. N. Bowman & Hoch | | 456313 | |
| Epilobium minutum Lindl. | | a | | Epilobium minutum Lindl. | | 457214 | |
| Epilobium palustre L. | | a | | Epilobium palustre L. | | 457215 | |
| Epilobium angustifolium L. subsp. circumvagum Mosquin | Chamaenerion angustifolium (L.) Scop. subsp. circumvagum (Mosquin) Moldenke | | i | Epilobium angustifolium L. subsp. circumvagum Mosquin | Chamaenerion angustifolium (L.) Scop. subsp. circumvagum (Mosquin) Moldenke | 461413 | 466424 |
| Epilobium luteum Pursh | | a | | Epilobium luteum Pursh | | 465496 | |
| Epilobium ciliatum Raf. subsp. glandulosum (Lehm.) Hoch & P. H. Raven | | a | i | Epilobium ciliatum Raf. subsp. glandulosum (Lehm.) Hoch & P. H. Raven | | 465497 | |
| Epilobium glandulosum Lehm. | Epilobium ciliatum Raf. subsp. glandulosum (Lehm.) Hoch & P. H. Raven | | | Epilobium glandulosum Lehm. | Epilobium ciliatum Raf. subsp. glandulosum (Lehm.) Hoch & P. H. Raven | 465498 | 465497 |
| Epilobium ciliatum Raf. subsp. watsonii (Barbey) Hoch & P. H. Raven | | a | i | Epilobium ciliatum Raf. subsp. watsonii (Barbey) Hoch & P. H. Raven | | 467359 | |
| Epilobium watsonii Barbey | Epilobium ciliatum Raf. subsp. watsonii (Barbey) Hoch & P. H. Raven | | | Epilobium watsonii Barbey | Epilobium ciliatum Raf. subsp. watsonii (Barbey) Hoch & P. H. Raven | 467360 | 467359 |
| Epilobium billardiereanum Ser. ex DC. | | a | | Epilobium billardiereanum Ser. ex DC. | | 479740 | |
| Epilobium stevenii Boiss. | Chamaenerion stevenii (Boiss.) Sosn. ex Grossh. | | | Epilobium stevenii Boiss. | Chamaenerion stevenii (Boiss.) Sosn. ex Grossh. | 485107 | 485109 |