Jack Dykinga / Birdcage evening primrose (Oenothera deltoides) and desert golds (Geraea canescens) carpet the sandy washes beneath the Calumet Mountains at dawn. Mojave Trail National Monument, Mojave Desert, Califo...

Jack Dykinga / Birdcage evening primrose (Oenothera deltoides) and desert golds (Geraea canescens) carpet the sandy washes beneath the Calumet Mountains, under the Milky Way. Mojave Trail National Monument, Mojave D...

Jack Dykinga / Desert landscape with flowering Sand verbena (Abronia), Desert gold (Geraea canescens), and Birdcage evening primrose (Oenothera deltoides), with the Santa Rosa Mountains in background. Anza-Borrego...

Jack Dykinga / Desert landscape at sunset, with flowering Sand verbena (Abronia), Desert gold (Geraea canescens), and Birdcage evening primrose (Oenothera deltoides), with the Santa Rosa Mountains in background. An...

Jack Dykinga / Desert landscape with flowering Sand verbena (Abronia), Desert gold (Geraea canescens), and Birdcage evening primrose (Oenothera deltoides), with the Santa Rosa Mountains in background. Anza-Borrego...

Jack Dykinga / Desert landscape with flowering Sand verbena (Abronia), Desert gold (Geraea canescens), and Birdcage evening primrose (Oenothera deltoides), with the Santa Rosa Mountains in background. Anza-Borrego...

Jack Dykinga / 1563786 - - Desert landscape with flowering Sand verbena (Abronia), Desert gold (Geraea canescens), and Birdcage evening primrose (Oenothera deltoides), with the Santa Rosa Mountains in background. An...

Jack Dykinga / Desert landscape with flowering Sand verbena (Abronia), Desert gold (Geraea canescens), and Birdcage evening primrose (Oenothera deltoides), with the Santa Rosa Mountains in background. Anza-Borrego...

Jack Dykinga / Prairie sunflowers (Helianthus petiolaris) catching the sunlight on a sand dune in deep morning shadow. Great Sand Dunes National Monument, Colorado, USA

Claudio Contreras / Evening primrose (Oenothera deltoides), Sand verbena (Abronia villosa) and Snowy sunflower (Helianthus niveus) in sand dune at dawn. Sierra El Rosario mountain range in background. El Pinacate Biosphe...

Jack Dykinga / Birdcage evening primrose (Oenothera deltoides) and desert golds (Geraea canescens) carpet the sandy washes beneath the Calumet Mountains at dawn. Mojave Trail National Monument, Mojave Desert, Califo...

Jack Dykinga / Flowering desert lilies (Hesperocallis undulata) and desert golds (Geraea canescens) in the sandy flats beneath the Calumet Mountains. Mojave Trails National Monument, Mojave Desert, California, USA....

Tim Fitzharris / Desert Sand Verbena (Abronia villosa), Desert Sunflower (Geraea canescens), and Desert Lily (Hesperocallis undulata) flowers in spring bloom, Anza-Borrego Desert State Park, California

Tim Fitzharris / Desert Sand Verbena (Abronia villosa), Desert Sunflower (Geraea canescens), and Desert Lily (Hesperocallis undulata) flowers in spring bloom, Anza-Borrego Desert State Park, California

Tim Fitzharris / Desert Sand Verbena (Abronia villosa), Desert Sunflower (Geraea canescens), and Desert Lily (Hesperocallis undulata) flowers in spring bloom, Anza-Borrego Desert State Park, California

Jack Dykinga / Desert landscape with flowering Sand verbena (Abronia), Desert gold (Geraea canescens), and Birdcage evening primrose (Oenothera deltoides) Anza-Borrego State Park, California, USA. March 2017. These...

Floris van Breugel / Death valley covered in mass of flowers of Desert gold (Geraea canescens) after El Nino rains, Death Valley, California, USA, February 2016

Floris van Breugel / Flowers blooming in Death Valley including Phacelia (Phacelia crenulata), Desert gold (Geraea canescens), Rock daisies (Perityle emori), and Brown-eyed evening primrose (Camissonia claviformis) during...

Tim Fitzharris / Sunflowers and buttes, Capitol Reef National Park, Utah

Jack Dykinga / Desert Sunflower (Geraea canescens) amongst boulders on valley floor, Death Valley National Park, California

Tim Fitzharris / Common Sunflower (Helianthus annuus) cluster and Temple of the Sun, Capitol Reef National Park, Utah

Tim Fitzharris / Common Sunflower (Helianthus annuus) cluster and Temple of the Sun, Capitol Reef National Park, Utah

Yva Momatiuk & John Eastcott / Texas Bluebonnet (Lupinus texensis) flowers and Desert Sunflowers (Geraea canescens), Hill Country, Texas

Yva Momatiuk & John Eastcott / Texas Bluebonnet (Lupinus texensis) flowers and Desert Sunflowers (Geraea canescens), Hill Country, Texas

Tim Fitzharris / Sand Verbena (Abronia sp) and Desert Sunflowers (Geraea canescens), Anza-Borrego Desert State Park, California

Tim Fitzharris / Desert Sand Verbena (Abronia villosa), Desert Sunflower (Geraea canescens), and Desert Lily (Hesperocallis undulata) flowers in spring bloom, Anza-Borrego Desert State Park, California

Tim Fitzharris / Desert Sunflower (Geraea canescens) flowers, Death Valley National Park, California

Richard Herrmann / Desert Sunflower (Geraea canescens), Tecopa Mountain, Amargosa Desert, California

Jeff Foott / Desert Sunflower (Geraea canescens) in rocks, Death Valley National Park, California

Claudio Contreras / Blister beetle (Nemognatha cantharidis) on Snowy sunflower (Helianthus niveus), Sierra El Rosario mountain range, El Pinacate Biosphere Reserve, Sonoran desert, Mexico.

Tim Fitzharris / Sand Verbena (Abronia sp) and Desert Sunflowers (Geraea canescens) flowering, Anza-Borrego Desert State Park, California

Jack Dykinga / Alluvial watercourse drying and cracking after winter El Nino rains with a trails of flowering Desert golds (Geraea canescens) at the base of the Amargosa Mountains, Death Valley National Park, Califo...

Jack Dykinga / Desert golds (Geraea canescens) flowering after El Nino rains among the basalt hillsides of the Black Mountains, Amargosa Range, Death Valley National Park, California, USA. January.

Jack Dykinga / Desert golds (Geraea canescens) flowering after El Nino rains among the basalt hillsides of the Black Mountains, Amargosa Range, Death Valley National Park, California, USA. January.

Jack Dykinga / Desert gold (Geraea canescens) flowers growing in the over-flow of the rain swollen Armargosa River, Dumont Hills,California, USA.

Jack Dykinga / White birdcage evening primrose (Oenothera deltoides), sand verbena (Abronia villosa) and sand sunflowers (Helianthus niveus). Sonora, Mexico.

Jack Dykinga / Desert sunflower (Geraea canescens) flowering in Sonoran Desert following rain storm. Cabeza Prieta National Wildlife Refuge, Sonoran Desert, Arizona, USA. March 2020.