Botany Dictionary

  • Rosulate

    Rosulate

    Having leaves arranged in a rosette formation.

  • Root

    Root

    A structure of a plant that typically grows downward into the soil and performs anchoring and nutrient absorption.

  • Root pruning

    Root pruning

    The cutting back of plant roots to encourage new root growth or control size.

  • Root zone

    Root zone

    The area of soil around a plant’s roots where water and nutrients are absorbed.

  • Rooting compound

    Rooting compound

    A hormone-containing preparation used to encourage root development in cuttings.

  • Rootstock

    Rootstock

    A plant or part of a plant used for its root system in grafting.

  • Rosarian

    Rosarian

    A person who cultivates or is an expert in roses.

  • Rose form double

    Rose form double

    A type of flower with multiple overlapping petals, resembling a rose.

  • Rosette

    Rosette

    A basal cluster of leaves lying flat on the ground, often seen in biennials and perennials.

  • Rosetted

    Rosetted

    Forming or having the shape of a rosette.