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  2. Phyllotaxis - Wikipedia

    en.wikipedia.org/wiki/Phyllotaxis

    Phyllotaxis. Crisscrossing spirals of Aloe polyphylla. In botany, phyllotaxis (from Ancient Greek φύλλον (phúllon) 'leaf', and τάξις (táxis) 'arrangement') [1] or phyllotaxy is the arrangement of leaves on a plant stem. Phyllotactic spirals form a distinctive class of patterns in nature .

  3. Patterns in nature - Wikipedia

    en.wikipedia.org/wiki/Patterns_in_nature

    Plant spirals can be seen in phyllotaxis, the arrangement of leaves on a stem, and in the arrangement (parastichy) of other parts as in composite flower heads and seed heads like the sunflower or fruit structures like the pineapple: 337 and snake fruit, as well as in the pattern of scales in pine cones, where multiple spirals run both clockwise ...

  4. Inflorescence - Wikipedia

    en.wikipedia.org/wiki/Inflorescence

    Photo of the plant in bloom in 2000 at Fairchild Tropical Botanic Garden in Miami, Florida, US. An inflorescence, in a flowering plant, is a group or cluster of flowers arranged on a stem that is composed of a main branch or a system of branches. [1] An inflorescence is categorized on the basis of the arrangement of flowers on a main axis ...

  5. Rosette (botany) - Wikipedia

    en.wikipedia.org/wiki/Rosette_(botany)

    Rosette (botany) A rosette of leaves at the base of a dandelion. Rosette growth form of the liverwort Ricciocarpos natans. In botany, a rosette is a circular arrangement of leaves or of structures resembling leaves. In flowering plants, rosettes usually sit near the soil. Their structure is an example of a modified stem in which the internode ...

  6. Flower - Wikipedia

    en.wikipedia.org/wiki/Flower

    Flower. A flower, also known as a bloom or blossom, is the reproductive structure found in flowering plants (plants of the division Angiospermae ). Flowers consist of a combination of vegetative organs – sepals that enclose and protect the developing flower, petals that attract pollinators, and reproductive organs that produce gametophytes ...

  7. Whorl (botany) - Wikipedia

    en.wikipedia.org/wiki/Whorl_(botany)

    Leaf whorls on a woody tree, Brabejum stellatifolium. In botany, a whorl or verticil is a whorled arrangement of leaves, sepals, petals, stamens, or carpels that radiate from a single point and surround or wrap around the stem or stalk. [1] [2] A leaf whorl consists of at least three elements; a pair of opposite leaves is not called a whorl.

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