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The Collaborative International Dictionary
Euphorbia

Wolf's-milk \Wolf's"-milk`\, n. (Bot.) Any kind of spurge ( Euphorbia); -- so called from its acrid milky juice.

Euphorbia

Euphorbia \Eu*phor"bi*a\, n. [NL., fr. L. euphorbea. See Euphorrium.] (Bot.) Spurge, or bastard spurge, a genus of plants of many species, mostly shrubby, herbaceous succulents, affording an acrid, milky juice. Some of them are armed with thorns. Most of them yield powerful emetic and cathartic products.

Wiktionary
euphorbia

n. any plant of the genus ''Euphorbia''; the spurges

WordNet
Wikipedia
Euphorbia
For the family commonly called "euphorbias", see Euphorbiaceae

Euphorbia (spurge) is a very large and diverse genus of flowering plants in the spurge family ( Euphorbiaceae). Sometimes in ordinary English, "euphorbia" is used to refer to the entire Euphorbiaceae family (as the type genus), not just to members of the genus. Some euphorbias are commercially widely available, such as poinsettias at Christmas. Some are commonly cultivated as ornamentals, or collected and highly valued for the aesthetic appearance of their unique floral structures, such as the crown of thorns plant. Euphorbias from the deserts of Southern Africa and Madagascar have evolved physical characteristics and forms similar to cacti of North and South America, so they (along with various other kinds of plants) are often incorrectly referred to as "cacti". Some are used as ornamentals in landscaping, because of beautiful or striking overall forms, and drought and heat tolerance.

Euphorbias range from tiny annual plants to large and long-lived trees. The genus has over or about 2,000 members, making it one of the largest genera of flowering plants. It also has one of the largest ranges of chromosome counts, along with Rumex and Senecio. Euphorbia antiquorum is the type species for the genus Euphorbia. It was first described by Carl Linnaeus in 1753 in Species Plantarum.

The plants share the feature of having a poisonous, milky, white, latex-like sap, and unusual and unique floral structures. The genus may be described by properties of its members' gene sequences, or by the shape and form ( morphology) of its heads of flowers. When viewed as a whole, the head of flowers looks like a single flower (a pseudanthium). It has a unique kind of pseudanthium, called a cyathium, where each flower in the head is reduced to its barest essential part needed for sexual reproduction. The individual flowers are either male or female, with the male flowers reduced to only the stamen, and the females to the pistil. These flowers have no sepals, petals, or other parts that are typical of flowers in other kinds of plants. Structures supporting the flower head and beneath that have evolved to attract pollinators with nectar, and with shapes and colors that function the way petals and other flower parts do in other flowers. It is the only genus of plants that has all three kinds of photosynthesis, CAM, C3, and C4.

The genus can be found all over the world. The forms range from annual plants laying on the ground, to well-developed tall trees. In deserts in Madagascar and southern Africa, convergent evolution has led to cactus-like forms where the plants occupy the same ecological niche as cacti do in deserts of North and South America. The genus is primarily found in the tropical and subtropical regions of Africa and the Americas, but also in temperate zones worldwide. Succulent species originate mostly from Africa, the Americas, and Madagascar. A wide range of insular species can be found.

Euphorbia (band)

Euphorbia is a Brazilian music group formed in 2005 and originally from Porto Alegre, Brazil. The band is one of the Dark electro pioneers in Brazil. Their music is in the electro-industrial genre. Their name originates from the Einstürzende Neubauten song Blume.

Usage examples of "euphorbia".

I may here add that thin slices of the stem of the Euphorbia were placed in the same solution, and the cells which were green instantly became cloudy, whilst others which were before colourless were clouded with brown, owing to the formation of numerous granules of this tint.

He certainly said that euphorbia sometimes produced bleeding of the nose, but it was not a case of sometimes but always.

The track snaked between thickets of bush, the trees mainly euphorbia and acacia, some leather, leaved evergreens and wild olives, all laced with the parasitic growth of rope-thick lianas.

Euphorbias, it is true, grew in considerable numbers, but as they were only of the oil-producing species, and not the kind from which cassava or manioc is procured, they were useless in an alimentary point of view.

Oxalis, Amphicarpaea, two species of Erythrina, a Cassia, Passiflora, Euphorbia and Marsilea.

Again, Euphorbia, a mundane or widely distributed genus, has here eight species, of which seven are confined to the archipelago, and not one found on any two islands: Acalypha and Borreria, both mundane genera, have respectively six and seven species, none of which have the same species on two islands, with the exception of one Borreria, which does occur on two islands.

She was standing still, peering into the shadows under a large specimen of Euphorbia pulcherrima, when I found her.

I recognized some euphorbias, with the caustic sugar coming from them.

I recognised some euphorbias, with the caustic sugar coming from them.

Here the track or gully bed narrowed to a width of not more than a hundred feet, while the steep slopes of the kloof on either side were clothed with scattered bushes and finger-like euphorbias which grew among stones.

And from this sand grew plants and bushes in unimaginable abundance: flowering cactus with bright rose-coloured flowers, fleshy green plants like warus, but with big yellow flowers, sorb apple, Rose of Jericho, bright green euphorbias and dozens of others that Niall had never seen or imagined.

That was the rhododendron in the eighteenth century--and the camellia, the hydrangea, the wild cherry, the rudbeckia, the azalea, the aster, the ostrich fern, the catalpa, the spice bush, the Venus flytrap, the Virginia creeper, the euphorbia.