Lonicera periclymenum
- Description of the Honeysuckle and photographs of flowers, leaves and berries.
- http://www.plant-identification.co.uk/skye/caprifoliaceae/lonicera-periclymenum.htm

The Dutch Plant Collection - Climbing Lonicera
- Information about the collection, which contains several dozen species and cultivars, as well as botanical, taxonomic, and home gardening aspects of climbing honeysuckles.
- http://www.lonicera.nl/

Honeysuckles of California
- Images of species native to California.
- http://www.laspilitas.com/groups/lonicera/California_honeysuckle.htm

Lonicera japonica
- image
- http://www.botany.hawaii.edu/faculty/carr/images/lon_jap.jpg