China Naming Network - Feng Shui knowledge< - Higher than cactus column, but cylindrical, with cactus leaves at the top. What kind of flower is this?

Higher than cactus column, but cylindrical, with cactus leaves at the top. What kind of flower is this?

It should be: Dragon Bone Column.

Dragon bone column, Latin scientific name Euphorbia Trigonum, also known as keel, is triangular, multi-branched, blue-green, 4 to 5 meters high, with small thorns on the edge, which is extremely short. Dragon bone column has white flowers in summer, 4-9 flowers, clustered at the base of the thorn, open at day and closed at night (potted plants are generally not easy to bloom), and the berries are small and round, blue-purple and edible.