Jack Dykinga / Sand verbena (Abronia) flowering in a dried up bush, Anza-Borrego State Park, California, USA, March 2017. These plants are flowering during on largest 'super-bloom in years' caused by increased winte...

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 / Close up of flowering Sand verbena (Abronia) and Birdcage evening primrose (Oenothera deltoides) Anza-Borrego State Park, California, USA. March 2017. These plants are flowering during on largest 'su...

Jack Dykinga / Flowering Sand verbena (Abronia) and Birdcage evening primrose (Oenothera deltoides) close up, Anza-Borrego State Park, California, USA. March 2017. These plants are flowering during on largest 'supe...

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...

Nigel Cattlin / Iron deficiency symptoms with interveinal chlorosis on cultivated Bougainvillea (Bougainvillea sp) leaves.

Nigel Cattlin / Iron deficiency symptoms with interveinal chlorosis on cultivated Bougainvillea (Bougainvillea sp) leaves.

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...

Steven David Miller / Four o'clock moth (Dysphania numana) male on tree trunk. Cairns, Queensland, Australia.

Jeff Foott / Sego Lily (Calochortus nuttallii) flowering, Arches National Park, Utah

Mark MacEwen / Hanuman Langurs (Semnopithecus entellus) in Bougainvillea Mandore Garden, Jodhpur, India.

Constantinos Petrinos / Bougainvillea flowers growing on the wall of a house, Spetses Island, Aegean Sea, Greece. April 2013.

Edwin Giesbers / Bougainvillea (Bougainvillea var isabel greensmith) Botanical garden, Leiden, Netherlands

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 / Sand verbena (Abronia villosa) and Brown-eyed evening primrose (Camissonia claviformis) blooming in sand dunes, during super bloom caused by El Nino weather Death Valley, California, USA. March 2016.

Floris van Breugel / Sand verbena (Abronia villosa) blooming at the base of sand dunes, during super bloom caused by El Nino weather Death Valley, California, USA. February 2016

Hanne & Jens Eriksen / Flowers (Commicarpus bossieri) Oman, September

MYN / JP Lawrence / Red sand verbena (Abronia maritima) flower, San Diego Bay National Wildlife Refuge, USA, February. Meetyourneighbours.net project

Pascal Pittorino / Bougainvillea(Bougainvillea glabra) with colourful leaf bracts, in botanic garden, Var, France, Provence, July.

Sean Crane / Four O'clock Moth (Dysphania fenestrata) caterpillar on a leaf, Queensland, Australia

Floris van Breugel / Sand verbana (Abronia villosa), Ibex Dunes, Death Valley National Park, California, USA. April 2010.

Konrad Wothe / Caterpillar larva of the Four O'clock Moth (Dysphania numana) in rainforest, Daintree National Park, North Queensland, Australia, October

Mark Moffett / Five-spotted Hawkmoth (Manduca quinquemaculata) feeding on Longtube Four O'clock (Mirabilis longiflora) nectar, Arizona

Peter Lewis / Big Ben, the Clock Tower of the Palace of Westminster, houses the world's largest four faced chiming clock, in the second largest free standing clock tower in the world, London, UK

Peter Lewis / Big Ben, the Clock Tower of the Palace of Westminster, houses the world's largest four faced chiming clock, in the second largest free standing clock tower in the world, London, UK

Peter Lewis / Big Ben, the Clock Tower of the Palace of Westminster, houses the world's largest four faced chiming clock, in the second largest free standing clock tower in the world, London, UK

Albert Lleal / Garden Four-o'clock (Mirabilis jalapa) SEM close-up view of pollen at 210x magnification

Thomas Marent / Four o'Clock Moth (Dysphania fenestrata) caterpillar, Daintree National Park, Australia

Daniel Nunez / Alligator lizard (Abronia meledona) portrait, Guatemala. Endangered.

Daniel Nunez / Alligator lizard (Abronia meledona) resting on moss covered log in rainforest, Guatemala. Endangered.

Daniel Nunez / Alligator lizard (Abronia meledona) resting on moss covered log in rainforest, Guatemala. Endangered.

Doug Allan / Bougainvillea (Bougainvillea sp.) growing on coastline, wiith The Pitons behind, St Lucia, Caribbean Sea, April.

Roland Seitre / Grand devil's-claws (Pisonia grandis) ripe seeds on tree, Aride Island, Seychelles.

Roland Seitre / Lesser noddy (Anous tenuirostris) in flight with Grand devil's-claws (Pisonia grandis) seeds stuck to its feathers. This can lead to the birds death, but it is also a method of seed dispersal, Ar...

Roland Seitre / Local wildlife warden removing Grand devil's-claws (Pisonia grandis) seeds stuck in feathers of White tern (Gygis alba). This can lead to the birds death, but it is also a method of seed dispersa...

Roland Seitre / Grand devil's-claws (Pisonia grandis) seeds on the tree. These seeds stick to birds plumage and can lead to their death but is also a form of seed dispersal, Aride Island, Seychelles.

Jack Dykinga / Trailing allionia (Allionia incarnata) winding through dense grasses after monsoon rain, Catalina State Park, Arizona, USA. September.

Bruce Thomson / Four O'clock moth (Dysphania numana) caterpillar slowly moving along a branch, Daintree River, Wet Tropics World Heritage area, Queensland, Australia.

Tui De Roy / Sierra Negra giant tortoise (Chelonoidis guntheri), feeding on salt bush (Cryptocarpus pyriformis), Isabela Island, Galapagos, South America.

Jeff Foott / Mexican giant cardon (Pachycereus pringlei), two young cacti amongst flowering Desert sand verbena (Abronia villosa) during spring super bloom. Northern Baja California, Mexico.

Jeff Foott / Desert sand verbena (Abronia villosa) amongst skeletal Cholla (Cylindropuntia sp). Catavina, Valle de los Cirios Reserve, Baja California, Mexico.

Jeff Foott / Mexican giant cardon cactus (Pachycereus pringlei) amongst Desert sand verbena (Abronia villosa) during spring super bloom. Northern Baja, Mexico.

Jeff Foott / Desert sand verbena (Abronia villosa) and Poppy (Eschscholzia sp) flowering alongside skeletal Cholla (Cylindropuntia sp). Northern Baja California, Mexico.

Jeff Foott / Coyote melon (Cucurbita cordata) fruits amongst flowering Desert sand verbena (Abronia villosa). Catavina, Valle de los Cirios Reserve, Baja California, Mexico.

Jeff Foott / Colorado four o'clock (Mirabilis multiflora). Capitol Reef National Park, Utah, USA. May.

Jack Dykinga / Flowering Sand verbena (Abronia villosa) amid Creosote bushes(Larrea tridentata) Tinajas Altas Mountains in the backgrnd, Pinacate and Gran Desierto Altar, Mexico

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

Jack Dykinga / Sand verbena (Abronia villosa) on Mohawk Dunes under stormy evening sky. Barry M Goldwater Air Force Range, Arizona, USA. March 2020.

Jack Dykinga / Sand verbena (Abronia villosa) flowering on Mohawk Dunes under stormy evening sky. Barry M Goldwater Air Force Range, Arizona, USA. March 2020.

Jack Dykinga / Sand verbena (Abronia villosa) and Desert lily (Hesperocallis Undulata) flowering on Mowhawk Dunes at dusk, under full moon. Barry M Goldwater Air Force Range, Arizona, USA. March 2020.

Jack Dykinga / Sand verbena (Abronia villosa) and Desert lily (Hesperocallis Undulata) flowering on Mowhawk Dunes, following sunset, full moon setting. Barry M Goldwater Air Force Range, Arizona, USA. March 2020.

Jack Dykinga / Sand verbena (Abronia villosa) and Desert lily (Hesperocallis Undulata) flowering on Mowhawk Dunes at sunset. Barry M Goldwater Air Force Range, Arizona, USA. March 2020.