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  2. UV coloration in flowers - Wikipedia

    en.wikipedia.org/wiki/UV_coloration_in_flowers

    This allows plants that may require an animal pollinator to stand out from other flowers or distinguish where their flowers are in a muddied background of other plant parts. [5] For the plant, it is important to share and receive pollen so they can reproduce, maintain their ecological role, and guide the evolutionary history of the population.

  3. Monotropa uniflora - Wikipedia

    en.wikipedia.org/wiki/Monotropa_uniflora

    Monotropa uniflora, also known as ghost plant, ghost pipe, or Indian pipe, is an herbaceous, parasitic, non-photosynthesizing, perennial flowering plant native to temperate regions of Asia, North America, and northern South America, but with large gaps between areas.

  4. Ricinus - Wikipedia

    en.wikipedia.org/wiki/Ricinus

    Ricinus communis, the castor bean [1] or castor oil plant, [2] is a species of perennial flowering plant in the spurge family, Euphorbiaceae. It is the sole species in the monotypic genus , Ricinus , and subtribe , Ricininae .

  5. Basics of blue flower colouration - Wikipedia

    en.wikipedia.org/wiki/Basics_of_blue_flower...

    Anthocyanins that can form complexes with metal ions are only cyanidin or delphinidin type, because at least two free hydroxyl groups in the B-ring are necessary to be present. [ 7 ] Examples of metalloanthocyanins: Commelinin isolated from Commelina communis contains malonylawobanin (delphinidin type), flavocommelin (as a co-pigment) and ...

  6. Bixa orellana - Wikipedia

    en.wikipedia.org/wiki/Bixa_orellana

    Bixa orellana, also known as achiote, is a shrub or small tree native to Central America. [3] [4] Bixa orellana is grown in many countries worldwide.[3]The plant is best known as the source of annatto, a natural orange-red condiment (also called achiote or bijol) obtained from the waxy arils that cover its seeds.

  7. Indigofera tinctoria - Wikipedia

    en.wikipedia.org/wiki/Indigofera_tinctoria

    Red, White, and Black Make Blue: Indigo in the Fabric of Colonial South Carolina Life (University of Georgia Press; 2013) 140 pages; scholarly study explains how the plant's popularity as a dye bound together local and transatlantic communities, slave and free, in the 18th century. Grohmann, Adolf. Färberei and Indigofabrikation in Grohmann, A ...

  8. Floral color change - Wikipedia

    en.wikipedia.org/wiki/Floral_color_change

    The first written record of the term floral color change was in 1877 when Charles Darwin (12 February 1809 – 19 April 1882) forwarded a letter from his colleague, naturalist Fritz Müller (31 March 1821 – 21 May 1897) to the British multidisciplinary science journal, Nature.

  9. Biological pigment - Wikipedia

    en.wikipedia.org/wiki/Biological_pigment

    Chlorophyll is the primary pigment in plants; it is a chlorin that absorbs blue and red wavelengths of light while reflecting a majority of green. It is the presence and relative abundance of chlorophyll that gives plants their green color. All land plants and green algae possess two forms of this pigment: chlorophyll a and chlorophyll b.

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