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Euphorbia nivulia forms a small tree up to 9 m (30 ft) high and 1 m (3 ft) in girth. The bark is rough and thick. The branches are succulent, and grow out from the trunk at an obtuse angle. Spirally arranged tubercles on the branches bear clusters of sharp spines. The leaves are simple and arranged alternately, and have a very short or no stalk.
The leaves are pilose, or covered in small thin hairs, and generally have a crenate (scalloped) edge. Each leaf is marked with a small brown spot in the center, giving the plant its common name. [7] Euphorbia maculata is typically prostrate, with specimens rarely reaching as high as 30 centimetres (12 in). The stems spread out in a mat along ...
The genus Euphorbia is one of the largest and most complex genera of flowering plants, and several botanists have made unsuccessful attempts to subdivide the genus into numerous smaller genera. According to the recent phylogenetic studies, [22] [23] [24] Euphorbia can be divided into four subgenera, each containing several sections and groups.
Euphorbia oblongata is a species of flowering plant in the family Euphorbiaceae. [1] [2] It is a spurge known by the common names Balkan spurge, [3] eggleaf spurge and oblong spurge. It is native to Eurasia but can be found elsewhere as a weedy introduced species. This is a hairy perennial herb growing to maximum heights of just over half a metre.
Euphorbieae (commonly called Euphorbia) has a sap inside of it - that when it breaks or is cut - comes out of it, and tends to irritate the skin. Euphorbieae were thought to be a bisexual flower, however, research has shown that there are many male flowers surround one female flower.
Euphorbia characias flowers. Euphorbiaceae (/ j uː ˈ f oʊ r b iː ˌ eɪ s i ˌ aɪ,-s iː ˌ iː /), the spurge family, is a large family of flowering plants.In English, they are also commonly called euphorbias, [2] which is also the name of the type genus of the family.
Euphorbia caducifolia forms a dense, branching bush up to 3 m (10 ft) high and 10 m (33 ft) in diameter. The succulent stems branch frequently and tend to grow vertically. It has small oval leaves some 2.5 to 8 cm (1 to 3 in) long and 2.5 cm (1 in) wide, but these soon fall. Spines on the stipules are up to 1 cm (0.4 in) long.
Euphorbia davidii, known as David's spurge or toothed spurge, is a species of flowering plant in the spurge family Euphorbiaceae. [2] [3] It is an annual herb growing up to 2 feet (0.61 metres) tall. [4] Leaves are opposite in arrangement with narrow to broadly elliptic blades. [4]