Pterostichus is a very large genus of ground beetles with a Holarctic distribution in the subfamily Harpalinae. It has over 1,100 species. The beetles are predatory, but sometimes feed on ...
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.
Trollius are herbaceous perennials which form a clump of palmately lobed leaves, with erect stems bearing solitary, yellow, globose or bowl-shaped flowers composed of several petal-like sepals ...