Heather Angel / Southern magnolia / Bull bay (Magnolia grandiflora) flower. The opening and closing of petals controls the time beetle pollinators enter and leave the flower. Cultivated in garden, Surrey, England, UK...

Heather Angel / Tulip tree (Liriodendron tulipifera) flower with orange band to attract bees, produces copious nectar. In visible light. Surrey, England, UK. Native to USA. Focus stacked. Sequence 1/2.

Heather Angel / Tulip tree (Liriodendron tulipifera) flower, pollen and nectar fluorescing in UV light. Surrey, England, UK. Native to USA. Focus stacked. Sequence 2/2.

Staffan Widstrand / Wild Wonders of China / Magnolia tree (Magnoliaceae sp) in flower, Tangjiahe National Nature Reserve, Qingchuan County, Sichuan province, China

Eladio Fernandez / Magnolia flower (Magnolia cubensis) Cuba. Endemic.

Eladio Fernandez / Dutchman's pipe (Aristolochia passiflorifolia) Camaguey, Cuba, July.

Felis Images / Magnolia flowers (Magnolia campbellii) Sikkim, India.

Staffan Widstrand / Nutmeg (Myristica fragrans) covering (or aril) which is the source of the spice Mace,near Lobo village, Triton Bay, mainland New Guinea, Western Papua, Indonesian New Guinea

Philippe Clement / Magnolia (Magnolia sp) flowers in spring, in garden.

Ernie Janes / Magnolia tree in flower (Magnolia kobus) in garden, Norfolk, England, UK, March.

Adrian Davies / Ylang ylang (Cananga odorata) growing in botanic garden, Surrey, UK.

Paul Harcourt Davies / Birthwort (Aristolochia clematitis) Umbria, Italy, June.