Alex Hyde / Slender broomrape (Orobanche gracilis) Nordtirol, Austrian Alps, July.

Paul Harcourt Davies / Slender broomrape (Orobanche gracilis) a plant parasitic upon legumes and characterised by shiny dark red within the flower. Precis. Umbria. Italy, June.

Adrian Davies / Slender Broomrape (Orobanche gracilis) growing parasitically on Birdsfoot Trefoil (Lotus corniculatus) on hillside with small building nearby, Picos de Europa, Spain

Adrian Davies / Slender Broomrape (Orobanche gracilis) growing parasitically on Birdsfoot Trefoil (Lotus corniculatus) Picos de Europa, Spain

Adrian Davies / Slender Broomrape (Orobanche gracilis) growing parasitically on Birdsfoot Trefoil (Lotus corniculata) Picos de Europa, Spain.

Adrian Davies / Slender Broomrape (Orobanche gracilis) growing parasitically on Birdsfoot Trefoil (Lotus corniculata) Picos de Europa, Spain.

Wild Wonders of Europe / Benvie / Broomrape (Orobanche gracilis) in flower, Digne les Bains, France, May 2009