Epilobium angustifolium
- Photographs of the leaves, flowers, shoots and fruits of Fireweed, also known as Rosebay Willowherb and sometimes classified as Chamerion angustifolium.
- http://www.plant-identification.co.uk/skye/onagraceae/chamaenerion-angustifolium.htm

Epilobium hirsutum
- Several photographs and a description of Great Willowherb.
- http://www.plant-identification.co.uk/skye/onagraceae/epilobium-hirsutum.htm

Epilobium parviflorum
- Photograph of the Hoary Willowherb and its identifying features.
- http://www.plant-identification.co.uk/skye/onagraceae/epilobium-parviflorum.htm

Epilobium montanum
- Several photographs of the Broad-leaved Willowherb and its identifying features.
- http://www.plant-identification.co.uk/skye/onagraceae/epilobium-montanum.htm

Epilobium obscurum
- Description of Short-fruited Willowherb and several photographs.
- http://www.plant-identification.co.uk/skye/onagraceae/epilobium-obscurum.htm

Epilobium palustre
- Several photographs of the Marsh Willowherb and its identifying features.
- http://www.plant-identification.co.uk/skye/onagraceae/epilobium-palustre.htm

Epilobium anagallidifolium
- Several photographs of the small Alpine Willowherb and its identifying features.
- http://www.plant-identification.co.uk/skye/onagraceae/epilobium-anagallidifolium.htm

Epilobium alsinifolium
- Description of Chickweed Willowherb and several photographs.
- http://www.plant-identification.co.uk/skye/onagraceae/epilobium-alsinifolium.htm

Epilobium ciliatum
- Description of American Willowherb and several photographs.
- http://www.plant-identification.co.uk/skye/onagraceae/epilobium-adenocaulon.htm

Epilobium brunnescens
- Two photographs of the prostrate New Zealand Willowherb and a brief description.
- http://www.plant-identification.co.uk/skye/onagraceae/epilobium-brunnescens.htm