Category: S

  • Stemonozone

    A tube formed by the fusion of petals and stamens (as in Mimosoideae of the Leguminosae/Fabaceae) but free from the calyx.  

  • Stem

    The main axis of a plant, bearing roots, leaves and/or flowers. The main trunk of a tree or plant; any part of a plant (such as a branch or a petiole) that supports another part, such as a leaf or flower. The axis of a plant bearing leaves with buds in their axils. It may…

  • Stellulate

    Diminutive of stellate: small and starshaped.  

  • Stelliform

    Star-shaped.  

  • Stellate

    Star-shaped, with numerous arms radiating outwards (e.g. stellate hairs). Star-shaped, usually referring to hairs with radiating branches. Disposed in a star-like manner. Star-shaped, usually used for hairs that have numerous arms radiating from a central point. Starshaped; arranged with parts radiating from a center.  

  • Stelidium

    (Of orchid flowers) the teeth of the column (in Bulbophyllum).  

  • Stele

    (In anatomy) the part of a plant axis made up of the primary vascular system and its associated ground tissue. Part of the plant axis that is made up of the vascular system and associated tissue.  

  • Stapetalum

    The length of corolla tube with fused or adnate stamens [unusual term].  

  • Standard

    The large upper/posterior petal (outside in the bud) of a papilionaceous corolla. (Note that in a resupinate papilionaceous flower the standard is lowermost, functioning as a landing platform for pollinators). A recognized document defining requirements for the process or product to conform to. The upper petal of a papillionaceous corolla. The top petal in a…

  • Staminophore

    A band of tissue around the apex of the hypanthium on which the stamens are inserted (e.g. in Eucalyptus).