The redness plants (Rubiaceae) are called also or coffee plants and are one of the largest families of the bloom plants with approximately 500 kinds and 7,000 kinds.

Spreading

Common the family is particularly in the Tropics and Subtropen with some few kinds in the moderate and cold widths.

Most kinds are trees and bushes in the Tropics, in the moderate widths are it most krautige kinds.

Appearance

With the domestic kind Galium stand the sheets in Scheinwirteln. The against-constant sheets possess equal looking whereby the false impression by multisheet Wirteln are produced. The page margin rolled back. Except with Galium the family is characterised otherwise by so-called Interpetiolarstipeln. Here it concerns the of the against-constant sheets grown together with one another, which form a typical distinguishing feature of the Rubiaceae at the branch axle. The bloom cup is sometimes reduced and the 4 often small and easy to survey. Usually 4 rarely 3 or 5.Die of petals grew together in the lower range to a tube. The 4 grew together likewise frequently with the The under-constant Fruchtknoten consists the scar of two deformed with one another is likewise two-piece. The ripe fruit disintegrates frequently into two partial fruits.

Bloom formula: \ star K_ {4-0} \; C_ {(4)} \; A_4 \; or \; [C_ {(4)} \; A_4] \; G_ {\ overline {(2)}}

The most important kinds of the kind are the coffee plants Arabica coffee (Coffea arabica) and/or C. canephora. Also the Chinin supplying kinds of the kind Chinoa and the forest master belong to the family.

Representatives of this family supply also the drug Brechwurzel (Cephaelis) and Gambir (Uncaria). Of economic importance in former times the alizarine was supplying kind (Rubia tinctorum).

As ornamental plant those is not guard ever Gardenia augusta well-known. Further ornamental plants belong to the kinds Bouvardia, Hamelia, Manettia and Rondeletia. As garden plants Asperula and Houstonia kinds (porcelain asterisks) find use.

Kinds in Central Europe

In Central Europe five kinds are represented with approx. 35 kinds.

• Field redness - Sherardia
• Master - Asperula
• Lab herb - Galium
• Cross lab herb - Cruciata
  • Gewimpertes cross lab herb (Cruciata of laevipes)
  • Bald cross lab herb (Cruciata glabra)
• - Rubia

Kinds in the Tropics and Suptropen

• Coffee bush, (e.g. Coffea arabica L. and Coffea robusta Lind.)
• Morinda, e.g. Indian Maulbeerbaum or Noni
• Psychotria, a very species-rich kind those occurring in South America among other things the kind Psychotria viridis contains.
• Krapp (Rubia tinctorum) from the eastern center sea area and Asia was already used before 2000 years as red coloring material.

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Articles in category "Redness plants"

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