iSpot
iSpot is a Citizen Science project run by The Open University. It is a friendly and free online community that can help you to identify wildlife and share nature. It connects beginners with experts and fellow enthusiasts.
Field Studies Council
The FSC is an environmental education organisation committed to helping people understand and be inspired by the natural world. They are a leading publisher of identification guides, including very colourful and useful fold-out charts.
http://www.field-studies-council.org/publications.aspx
The Wildflower Finder website
This on line resource for wild flowers occurring in the UK is searchable by colour, month, habitat, number of petals. It is the work of It includes 1000’s of photograph. This amazing resource is the work of naturalist, R.W. Darlington.
http://wildflowerfinder.org.uk/