Jack Dykinga / Hairy bird's foot morning glory (Ipomoea leptotoma) flower over Prickly pair (Opuntia sp) Catalina State Park, near Tucson, Arizona, USA, August.

Shattil & Rozinski / Morning glory {Ipomoea sp} inside flower close-up, USA

Patricio Robles Gil / Cardon (Pachycereus pringlei) cactus and flowering Common Morning Glory (Ipomoea purpurea) vines in the Miquihuana Desert, northeast Mexico

Nigel Cattlin / Beach morning glory (Ipomoea pes-caprae) flowers amongst creeping plants. Thailand.

Nigel Cattlin / Water spinach (Ipomoea aquatica), tender shoots used for cooking in South East Asia. Thailand.

Bernard Castelein / Hedge bindweed (Calystegia sepium), Peerdsbos, Brasschaat, Belgium. July

Bernard Castelein / Hedge bindweed (Calystegia sepium), Peerdsbos, Brasschaat, Belgium. July

Heather Angel / Glory lily (Gloriosa superba) bud and flower with reflexed petals and trifid stigma. Pollinated by butterflies. National flower of Zimbabwe.

Heather Angel / Flannel bush (Fremontodendron 'California Glory') exposed and overflowing nectaries fluorescuing in UV light. Native to southwest USA.

Heather Angel / Flannel bush (Fremontodendron 'California Glory') with exposed nectar glistening in sun. Native to southwest USA.

Heather Angel / Morning glory (Ipomoea tricolor) flower with pollen grains scattered by visiting insects.

Heather Angel / Flame lily (Gloriosa superba), timelapse sequence from opening bud to flowering, tepals becoming reflexed. Flower pollinated by butterflies. Controlled conditions.

Heather Angel / China glory flower (Clerodendrum bungei) fruits above red calyxes. Eaten and spread by birds. Tangjiahe National Nature Reserve, Sichuan Province, China.

Edwin Giesbers / Blue morning flower (Ipomoea indica) flowers and carpet of leaves. Cyprus. April.

Robert Thompson / Fallopia convolvulus (Convolvulus arvensis) Vingrau, French Pyrenees, France. May

Robert Thompson / Cantabrican morning glory (Convolvulus cantabrica), Catllar, Pyrenees Orientales, south west France. May.

Rod Williams / Hedge bindweed (Calystegia sepium) Brockley Cemetery, Lewisham, London, England, UK. June.

Ernie Janes / Glory pea (Clianthus puniceus) 'Kaka King' in garden England, UK.

Ernie Janes / Dwarf morning glory (Convolvus tricolour) portrait, Norfolk, England, UK, July.

Mike Read / Common dodder (Cuscuta epythimum) flowers, Broughton Down Hampshire Wildlife Trust Reserve, near Broughton, Hampshire England, UK, August.

Oriol Alamany / Morning Glory (Calystegia soldanella) in the dunes of es Cavallet beach, Las Salinas (Ses Salines) Natural Park, Ibiza biodiversity and culture UNESCO World Heritage Site, Spain.

John Waters / Great bindweed (Calystegia sepium) in flower, with dew drops, Somerset, UK, October.

John Waters / Great bindweed (Calystegia sepium), in flower, with dew drops, Somerset, UK, October.

Jiri Lochman / Rock morning glory (Ipomoea costata), Cape Range National Park, Ningaloo Coast UNESCO Natural World Heritage Site, Western Australia, Australia. Small repro only

Jiri Lochman / Rock morning glory (Ipomoea costata), Cape Range National Park, Ningaloo Coast UNESCO Natural World Heritage Site, Western Australia.

Martin Gabriel / Sea bindweed / Beach morning glory (Calystegia soldanella), flowering, Salalah, Sultanate of Oman, February.

Martin Gabriel / Beach morning glory (Calystegia soldanella) , La Digue Island, Republic of Seychelles

Rod Williams / Hoverfly (Chrysotoxum bicinctum) feeding on field bindweed (Convolvulus) Brockley Cemetery, Lewisham, London UK August

Rod Williams / Hoverfly (Chrysotoxum bicinctum) feeding on field bindweed (Convolvulus) Brockley Cemetery, Lewisham, London, UK July

Bernard Castelein / Great bindweed (Calystegia sepium), Peerdsbos, Brasschaat, Belgium August

Bernard Castelein / Great bindweed (Calystegia sepium), Peerdsbos, Brasschaat, Belgium August

Rod Williams / Field bindweed (Convulvulus arvensis) Brockley Cemetery, Lewisham, London. July.

Rod Williams / Hoverfly (Helophilus pendulus) feeding on Field bindweed (Convolvulus arvensis) Brockley Cemetery, Lewisham, London UK August

Rod Williams / Hoverfly (Syrphus sp) feeding on Field bindweed (Convolvulus arvensis) Brockley Cemetery, Lewisham, London UK, August

Nick Upton / Blue morning glory (Ipomoea indica) flowers, an Asian species invasive in Portugal, Monchique mountains, Algarve, Portugal, August 2013.

Nick Upton / Blue morning glory (Ipomoea indica) flowers, an Asian species invasive in Portugal, Monchique mountains, Algarve, Portugal, August 2013.

Nick Upton / Blue morning glory (Ipomoea indica) flowers, an Asian species invasive in Portugal, Monchique mountains, Algarve, Portugal, August 2013.

Philippe Clement / Larger bindweed (Convolvulus sepium ) in flower, Belgium, August.

Philippe Clement / Larger bindweed (Convolvulus sepium ) in flower, Belgium, August.

Colin Varndell / Sea bindweed (Calystegia soldanella) flowers in bloom. Dorset, UK, June.

Colin Varndell / Sea bindweed (Calystegia soldanella) flowers, Dorset, UK, July.

Rod Williams / Field Bindweed (Convolvulus arvensis) Ladywell Fields, Lewisham, South East London, England, UK, July

Fiona Rogers / Stulmann's blue monkey (Cercopithecus mitis stuhlmanni) baby aged 9-12 months feeding on a flower from a Morning Glory plant . Kakamega Forest South, Western Province, Kenya.

Paul Harcourt Davies / Field Bindweed (Convolvulus arvensis) in flower, Podere Montecucco, Orvieto, Umbria, Italy, July.

Nick Upton / Sea bindweed / Beach Morning Glory (Calystegia soldanella) flowering on coastal sand dunes among Marram grass (Ammophila arenaria) and Lesser hawkbit (Leontodon saxatilis), Studland, Dorset, UK, July...

Nick Upton / Sea bindweed / Beach Morning Glory (Calystegia soldanella) flowering on coastal sand dunes among Marram grass (Ammophila arenaria) and Lesser hawkbit (Leontodon saxatilis), Studland, Dorset, UK, July...

Staffan Widstrand / Beach Morning Glory (Ipomoea pes-caprae) Pulicat Lake, Tamil Nadu, India, January 2013.

Staffan Widstrand / Beach Morning Glory (Ipomoea pes-caprae) Pulicat Lake, Tamil Nadu, India, January 2013.

Paul Harcourt Davies / Dwarf glory of the snow (Chionodoxia nana) in flower, White Mountains above Anopoli, Western Crete, April

Paul Harcourt Davies / Dwarf glory of the snow (Chionodoxia nana) in flower, White Mountains above Anopoli, Western Crete, April

Pete Oxford / Morning Glory (Convolvulaceae) in bloom, Hongryn Eels, Gobi Desert, Mongolia

Pete Oxford / Morning Glory (Convolvulaceae) in bloom, Hongryn Eels, Gobi Desert, Mongolia

Pete Oxford / Beach Morning-Glory (Ipomoea Pes-caprae) in flower. Pez Maya, Yucatan Peninsula, Mexico.

Angelo Gandolfi / Sea Bindweed / Beach Morning Glory (Calystegia soldanella) in flower on sandy sea shore, Italy, May

Angelo Gandolfi / Sea Bindweed / Beach Morning Glory (Calystegia soldanella) in flower on sandy sea shore, Italy, May

LYNN M. STONE / Morning Glory (Ipomoea sp) in flower, Connecticut, USA

Adrian Davies / Sea Bindweed (Calystegia soldanella) in flower, Fanore Sand Dune, The Burren, County Clare, Republic of Ireland

Ann & Steve Toon / Morning glory (Ipomoea crassipes) in flower, Malolotja Nature Reserve, Swaziland, South Africa

Tim Laman / Beach morning glories (Ipomoe sp) in flower, Bantanta Island, Papua, Indonesia

Kim Taylor / California Glory / Flannel bush (Fremontodendron sp) flower, Surrey, England

Shattil & Rozinski / Morning glory {Ipomoea sp} close up of flower, USA

Jane Burton / Bush cricket {Requena verticalis} on Morning glory flower {Ipomoea leari} captive, Central America

Nature Production / Morning Glory {Ipomoea nil} stamen and pistil after flower has faded, Japan

Nature Production / Fabric pattern created with dye from Morning Glory flower {Ipomoea nil} Japan

Nature Production / Morning Glory {Ipomoae nil} cross section of flower bud about to open, Japan

Nature Production / Morning glory {Ipomoea nil} flower bud opening sequence 4/4, Japan

Nature Production / Morning glory {Ipomoea nil} flower opening sequence 9/9, Japan

Nature Production / Morning glory {Ipomoea nil} flower bud opening sequence 3/4, Japan

Nature Production / Morning Glory {Ipomoae nil} flower bud, Japan

Nature Production / Morning glory {Ipomoea nil} flower bud opening sequence 2/4, Japan

Nature Production / Morning glory {Ipomoea nil} flower opening sequence 8/9, Japan

Nature Production / Morning Glory {Ipomoae nil} flower bud opening sequence 1/4, Japan

Nature Production / Morning glory {Ipomoea nil} flower opening sequence 5/9, Japan

Nature Production / Morning glory {Ipomoea nil} flower opening sequence 7/9, Japan

Nature Production / Morning glory {Ipomoea nil} flower opening sequence 4/9, Japan

Nature Production / Cross-section of Morning Glory flower {Ipomoea nil} Japan

Nature Production / Morning glory {Ipomoea nil} flower opening sequence 6/9, Japan

Nature Production / Morning glory {Ipomoea nil} flower opening sequence 3/9, Japan

Nature Production / Morning glory {Ipomoea nil} flower opening sequence 2/9, Japan

Nature Production / Letters written on Morning Glory flower {Ipomoea nil} with vinegar, Japan

Nature Production / Morning glory {Ipomoea nil} flower opening sequence 1/9, Japan

Nature Production / Morning Glory {Ipomoae nil} cross section of flower bud, Japan

WILLIAM OSBORN / Beach morning glory in flower {Calystegia soldanella} sand dunes, Glamorgan, Wales.

Konrad Wothe / Convolvulus Hawk-moth (Agrius convolvuli) at flowers, Italy

Konrad Wothe / Convolvulus Hawk-moth (Agrius convolvuli) feeding on flower with proboscis, Italy

Patricio Robles Gil / Cardon (Pachycereus pringlei) cactus and flowering Common Morning Glory (Ipomoea purpurea) vines in the Miquihuana Desert, northeast Mexico

Patricio Robles Gil / Morning Glory (Ipomoea sp) flowering on coastal sand dunes in Laguna Madre, Tamaulipas, Mexico

Patricio Robles Gil / Common Morning Glory (Ipomoea purpurea) flowering vines in the Miquihuana Desert, northeast Mexico

Konrad Wothe / Convolvulus Hawk-moth (Agrius convolvuli) hovering and feeding with proboscis on flower, Italy

Hanne Jens Eriksen / Flower of Purple moonflower {Ipomoea turbinata} Dhofar, Oman September

Hanne Jens Eriksen / Flower of Obscure morning glory {Ipomoea obscura} Dhofar, Oman September

Rob Tilley / Beach morning glory (Calystegia soldanella) in flower, South Padre Island, Texas, USA, May 2009

Nature Production / Morning glory {Ipomoea nil} view of opening flower bud from above, Japan

Nature Production / Morning glory {Ipomoea nil} juice squeezed from red and purple flower, Japan

Nature Production / Morning glory {Ipomoea nil} flower bud, Japan

Roland Seitre / Scarlet creeper (Ipomoea hederifolia) in flower, wrapped around tree trunk, Abaco Islands, Bahamas.