Euphorbia balsamifera and Kleinia Nerifolia growing on lava flows, Malpais de Corona, Lanzarote, Canary Islands, Spain, Atlantic, Europe

Euphorbia balsamifera growing on lava flows Malpais de Corona, Lanzarote, Canary Islands, Spain, Atlantic, Europe

Cactus plants inside Jardin de Cactus designed by Cesar Manrique, Guatiza, Lanzarote, Canary Islands, Spain, Atlantic, Europe

Palms, cactuses and spurge (euphorbia), Las Playitas, Fuerteventura, Canary Islands, Spain, Europe

Allium, bearded iris, euphorbia, and nepeta plants in the award-winning Daily Telegraph Garden, designed by Tom Stuart-Smith, at the 2006 Royal Horticultural Society Chelsea Flower Show, London, England, United Kingdom, Europe

Acrocorinth historic castle on top of the mountain with Euphorbia characias (Mediterranean spurge) yellow flowers, Greece

Cave dwelling among euphorbia, La Palma, Canary Islands, Spain, Atlantic Ocean, Europe

Acrocorinth historic castle on top of the mountain at sunset with Euphorbia characias (Mediterranean spurge) yellow flowers, Greece

Acrocorinth historic castle on top of the mountain at sunset with Euphorbia characias (Mediterranean spurge) yellow flowers, Greece

Acrocorinth historic castle on top of the mountain with Euphorbia characias (Mediterranean spurge) yellow flowers, Greece

Acacia tree and candelabra tree (Euphorbia candelabrum) in Tarangire National Park, Tanzania, East Africa, Africa

Candelabra tree (Euphorbia candelabrum) at sunrise in Tarangire National Park, Tanzania, East Africa, Africa

Poinsettia, Mexican Flame Tree, Euphorbia pulcherrima, Madagascar, Africa

Portugal Algarve Albufeira beach

Portugal Algarve Albufeira beach

Portugal Algarve Albufeira beach

Detail of toxic Crown-of-thorns starfish (Acanthaster planci), spines, crown of thorns, Pacific, Great Barrier Reef, UNESCO World Heritage, Australia, Oceania

Myrtle Spurge, Creeping Spurge or Donkey Tail (Euphorbia myrsinites), Cres island, Croatia, Europe

Myrtle Spurge, Creeping Spurge or Donkey Tail (Euphorbia myrsinites), Cres island, Croatia, Europe

Euphorbia (Euphorbia canariensis) near Cofete, Fuerteventura, Canary Islands, Spain

Taibaba ( Euphorbia species ), Lanzarote, Canary Islands, Spain, Europe

Spurge (Euphorbia) in a lava field, La Geria, Caldera Colorada volcano, Lanzarote, Canary Islands, Spain, Europe

Euphorbia (Euphorbia canariensis) near Cofete, Fuerteventura, Canary Islands, Spain

Euphorbia barnardii, Cactus garden desgned by Cesar Manrique, Guatiza, Lanzarote, Canary Islands, Spain

Light Micrograph (LM) of a longitudinal section of stem showing xylem elements of Crown of Thorns (Euphorbia splendens), magnification x1200

Mediterranean spurge spurge subspecies Euphorbia characias characias toxic Sant Llorenvß de Montgai Noguera Lleida Catalonia Spain (Euphorbia characias)