Jeff Foott / Indian Rhubarb (Darmera peltata) growing on rock in river, Cascade Creek, Yosemite National Park, California

Robert Thompson / Scarlet elf cup fungus (Sarcoscypha coccinea) amongst Opposite-leaved golden-saxifrage (Chrysosplenium oppositifolium). Clare Glen, Tandragee, County Armagh. Northern Ireland. March.

Dong Lei / Purple bergenia (Bergenia purpurascens) in flower, Kawakarpo Mountain, Meri Snow Mountain National Park, Yunnan Province, China.

Philippe Clement / Opposite-leaved Golden saxifrage (Chrysosplenium oppositifolium) Luxembourg

Wild Wonders of Europe / Schandy / Artistic view of Saxifrage flowers, Mount Cheget, Caucasus, Russia, June 2008

Ernie Janes / Astilbe 'Collettes charm' in garden border.

Ernie Janes / Rodgersia 'Kuppermond' cultivated plant.

Guy Edwardes / Grass or Parnassus (Parnassia palustris), Mangrt Pass, Triglav National Park, Slovenia.

Mike Read / Opposite-leaved golden saxifrage (Chrysosplenium oppositifolium). Blashford Lakes Nature Reserve, Hampshire and Isle of Wight Wildlife Trust Reserve, Ellingham, Ringwood, Hampshire, England, UK. April...

Erlend Haarberg / Yellow mountain saxifraga (Saxifraga aizoides) growing on marble. Lahko National Park, Fjell, Norway, July.

Yva Momatiuk & John Eastcott / Purple Saxifrage (Saxifraga oppositifolia) and Reindeer Moss (Cladonia rangiferina) in tundra, Langanes Peninsula, Iceland

Yva Momatiuk & John Eastcott / Purple Saxifrage (Saxifraga oppositifolia) and Reindeer Moss (Cladonia rangiferina) in tundra, Langanes Peninsula, Iceland