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    Annuus

    /AN-yoo-us/
    🏷️ Taxonomy Basic

    Also known as: annua, annuum

    A growth habit epithet indicating the plant completes germination, growth, flowering, and seed set within a single year, dying after setting seed. Appears as annuus (masculine), annua (feminine), or annuum (neuter).

    Etymology

    From Latin annuus, meaning "yearly" or "of a year," from annus (year).

    Example

    Helianthus annuus (sunflower) and Papaver rhoeas (field poppy) both complete their entire life cycle in a single growing season.