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Candle plant (Euphorbia unispina)

Description

Euphorbia unispina is a spiny, succulent shrub with a stout, sparsely-branched stem that can be up to 13.1 feet (4 m) tall. It looks rather like a cactus. The branches can be up to 1 inch (2.5 cm) thick, usually with a few leaves at their tips. The whole plant is a silvery grey, it is covered with shallow tubercles and horny spine shields up to 0.4 inch (1 cm) in diameter with a single spine. It flowers at the end of the dry season, before new leaves are formed. Flowers are yellow-green to maroon, 5-lobed, up to 0.2 inch (5 mm) in diameter, with a shortly funnel-shaped involucre. Each cyathium conaining 1 female flower surrounded by many male flowers.

Taxonomic tree

  • Domain: Eukarya

    • Kingdom: Plantae

      • Phylum: Tracheophyta

        • Class: Magnoliopsida

          • Order: Malpighiales

            • Family: Euphorbiaceae

              • Genus: Euphorbia