ClipArt ETC
Crown of thorns is the common name of euphorbia splendens. The stems are covered with spines about an inch long. The plant flowers all year but mostly in winter.

Crown of Thorns

Crown of thorns is the common name of euphorbia splendens. The stems are covered with spines about an…

"Water-storage tracheids in the leaf of Euphorbia splendens. b, b, water-storage tracheids; d, mesophyll cells; c, branch from a milk tube." -Stevens, 1916

E. Splendens Leaf

"Water-storage tracheids in the leaf of Euphorbia splendens. b, b, water-storage tracheids; d, mesophyll…