Jeff Foott / Purple Owl's Clover (Castilleja exserta) and Goldfield (Lasthenia californica) flowers, super bloom, Carrizo Plain National Monument, California

Jeff Foott / Paintbrush (Castilleja sp) flowers, Arches National Park, Utah

Bruno D'Amicis / Common mulleins (Verbascum thapsus), Poppies (Papaver rhoeas), and Daisies flowering in mountain pasture. Gran Sasso National Park, Central Apennines, Abruzzo, Italy, June.

Tim Fitzharris / Paintbrush (Castilleja sp) and Seaside Fleabane (Erigeron glaucus) flowering on coast, Garrapata State Beach, Big Sur, California

Sean Crane / Hoary Marmot (Marmota caligata) feeding on Indian Paintbrush (Castilleja coccinea) flowers, Mount Rainier National Park, Washington

Wild Wonders of Europe / Zupanc / (Paederota lutea) growing in crack in rock, Triglav National Park, Slovenia, July 2009

Jack Dykinga / Penstemon (Penstemon sp) in flower against Saguaro cactus (Carnegiea gigantea) Finger Rock Canyon, Santa Catalina Mountains, Arizona, USA

Tim Fitzharris / Pointed Phlox (Phlox cuspidata) and Indian Paintbrushes (Castilleja miniata) in bloom, Hill Country, Texas

Tim Fitzharris / Western Box Turtle (Terrapene ornata) among Lupine (Lupinus sp) and Paintbrush (Castilleja sp), North America

Tim Fitzharris / Paintbrush (Castilleja sp) and the Organ Rock, Arches National Park, Utah

Tim Fitzharris / Sand Bluebonnet (Lupinus subcarnosus) and Paintbrush (Castilleja sp) flowers, Hill Country, Texas

Tim Fitzharris / Broad-tailed Hummingbird (Selasphorus platycercus) feeding on the nectar of a Desert Penstemon (Penstemon pseudospectabilis) flower, New Mexico