Category: S

  • Sine descr

    From the Latin sine descriptio, ‘without a description’; (in nomenclature) used for a scientific name published without any description, and hence invalid.  

  • Simple cyme

    An inflorescence with pedicels of equal length.  

  • Simple

    (Of leaves) not divided into leaflets. OPPOSITE: compound; (Of inflorescences) with only one order of branching; (Of fruits) resulting from the ripening of a single ovary, as opposed to compound fruits (which are derived from more than one flower). Not divided, e.g., applied to a leaf not divided into leaflets. A herb used on its…

  • Siliquiform

    Shaped like a siliqua (used in Capparaceae).  

  • Siliqua (plural siliquae)

    A fruit divided into two cells by a thin partition, opening by two valves which fall away from a frame on which the seeds are borne; more than three times as long as wide (e.g. in Cruciferae/Brassicaceae). A pod, more than three times as long as broad, found in the crucifer family (Cruciferae).  

  • Silicle, silicula (plural siliculae)

    Silicule, a short siliqua, but less than three times as long as wide. A pouch, or short pod. A pod, less than three times as long as broad, found in the crucifer family (Cruciferae).  

  • Siliceous

    Containing silica.  

  • Silica bodies

    Crystals of silica occurring inside cells.  

  • Sigmoid

    S-shaped, curved in one direction and then changing direction to curve in the other. The S-shaped terminal section of the descending colon. The sigmoid colon, characterized by its distinctive S-shaped curve, marks the junction between the colon and the rectum within the large intestine. This anatomical structure plays a significant role in the process of…

  • Shrublet

    Undershrub, small shrub.