Category: S

  • Subclass

    (In taxonomic hierarchy) a division of a class (family names end in –idae). In taxonomy, a category between a class and an order.  

  • Stylopodium

    (When more than one style is present) a structure just above the ovary or ovaries composed of the connate proximal parts of the styles (e.g. in Umbelliferae/Apiaceae).  

  • Stylodium

    Stigma branch; Used by Dahlgren & Clifford for separate styles [unusual term].  

  • Styloid

    Elongated single crystals of calcium oxalate found as inclusions of cells (e.g. in the leaves of some Rubiaceae). Pointed.  

  • Style-arms

    Branches of the style.  

  • Stylar

    Relating to the style.  

  • Stunted

    (Of habit) of less than normal stature, dwarfed, smaller than normal.  

  • Strumose

    Covered with small swellings.  

  • Struma

    Cushion-like swelling (mostly used in mosses). A goitre. A swelling of the thyroid gland. Riedel’s struma is a rare chronic inflammation of the thyroid (see thyroiditis), which becomes firm and enlarged and is eventually destroyed.  

  • Strophiole

    An aril or outgrowth of the outer seed integument near the hilum, glandular or fleshy and associated with animal dispersal. (Also called a caruncle, but a strophiole is an outgrowth from the raphe whereas the caruncle is next to the micropyle.