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

Jack Dykinga / Morning Glory pool with Lodgepole pines {Pinus contorta} in background, Yellowstone NP, Wyoming, USA

Sue Flood / Morning Glory Pool, Yellowstone National Park, Wyoming, USA

Pete Cairns / Morning glory pool, Old Faithful geyser, Yellowstone NP, Wyoming, USA

Albert Lleal / Common Morning Glory (Ipomoea purpurea) SEM close-up view of pollen at 210x magnification

Jeff Foott / Morning Glory Pool, Upper Geyser Basin, Yellowstone National Park, Wyoming

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

Jim Brandenburg / Morning Glory pool in Upper Geyser Basin, Yellowstone National Park, Wyoming

John Waters / Greater bindweed (Calystegia sepum) on gravestone, Arnos Vale Cemetery, now disused, overgrown and a refuge for nature. Bristol, England, UK, June 2019,

Jack Dykinga / Saguaro (Carnegiea gigantea) cacti silhouetted against morning sun. Optical phenomenon known as glory in sky caused by sun burning off ground fog. Cabeza Prieta National Wildlife Refuge, Arizona, USA....

Jack Dykinga / Saguaro (Carnegiea gigantea) cacti silhouetted against morning sun. Optical phenomenon known as glory in sky caused by sun burning off ground fog. Cabeza Prieta National Wildlife Refuge, Arizona, USA....

Jack Dykinga / Saguaro (Carnegiea gigantea) cacti silhouetted against morning sun. Optical phenomenon known as glory in sky caused by sun burning off ground fog. Cabeza Prieta National Wildlife Refuge, Arizona, USA....

Linda Pitkin / Greater dodder (Cuscuta europaea), locally rare parasitic plant. Runnymede, Surrey, England, July 2015.

Linda Pitkin / Dodder (Cuscuta epithymum), locally rare plant, parasitic plant. Dorking, Surrey, England, July. Vulnerable in England.

Linda Pitkin / Dodder (Cuscuta epithymum) a locally rare parasitic plant on Cross-leaved Heath (Erica tetralix) Esher Common SSSI, Surrey, England, July.

Linda Pitkin / Dodder (Cuscuta epithymum) in flower, a locally rare, parasitic plant, on Cross-leaved Heath (Erica tetralix) Esher Common SSSI, Surrey, England, July.

Nigel Cattlin / Hedge bindweed (Calystegia sepium) a garden weed, Berkshire, England, UK, September

Nigel Cattlin / Flowering Hedge bindweed (Calystegia sepium) a garden weed, Berkshire, England, UK, September

Nigel Cattlin / Hedge bindweed (Calystegia sepium) flowering plant climbing through an old hedge, Berkshire, England, UK, July

Edwin Giesbers / Mexican morning glory (Ipomoea tricolor) Madeira.

Nigel Cattlin / Convolvulus hawk moth (Agrius convolvuli) female resting with wings partly open, on damaged leaf. Berkshire, England, UK. October.

Nigel Cattlin / Convolvulus hawk moth (Agrius convolvuli) female resting on damaged leaf. Berkshire, England, UK. October.

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.

Nick Garbutt / Morning Glory thermal pool surrounded by snow, coniferous forest in background. Near Daisy Geyser Basin, Yellowstone National Park, USA. January 2019.

Bernard Castelein / Convolvulus hawk-moth (Agrius convolvuli) resting on tree trunk, Brasschaat, Belgium. August

Bernard Castelein / Convolvulus hawk-moth (Agrius convolvuli) resting on tree trunk, Brasschaat, Belgium. August

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

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

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

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.

Robert Thompson / Convolvus hawk-moth (Agrius convolvuli) caterpillar, Vercors National Park, France

Robert Thompson / Convolvulus hawk-moth (Agrius convolvuli) caterpillar, Vercors National Park, France, August.

Sue Daly / Sea bindweed (Calystegia soldanella), Herm, British Channel Islands, June.

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

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.

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.

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

Paul Harcourt Davies / Convolvulus hawk moth (Agrius convolvuli) Podere Montecucco, Orvieto, Italy, June.

Paul Harcourt Davies / Convolvulus hawkmoth (Agrius convolvuli) close up of wings, Podere Montecucco, Orvieto, Italy, June.

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