Category: R

  • Ramiflorous

    (Of a tree or shrub) flowering on the branches but below the leaves.  

  • Ramification

    Branches or branching; nerve rami are smaller branches of larger nerves.  

  • Ramet

    An individual of a clone.  

  • Ramentum (plural ramenta)

    Thin chaffy scales on (leaf ) epidermis; (In palms) thin elongate scales with ragged margin.  

  • Ramentaceous

    Possessing thin chaffy scales.  

  • Rameal

    Relating to branches, belonging to branches [unusual term].  

  • Rambling

    Climbing in a rather lax manner, usually lacking lianescent characters such as tendrils or twining stems. Climbing in other vegetation in a free manner, not having specialised structures with which to climb.  

  • Radiosymmetry

    (In pollen grains) more than two vertical planes of symmetry.  

  • Radicle

    The first root arising from the germinating seed. The stem part of the embryo. A small root or vein. A tiny fibre which forms the root of a nerve. A structure resembling a rootlet, as a radicle of a nerve or vein. The tiniest ramifications of a nerve or blood vessel.  

  • Radicicolous

    Living on or in roots, sometimes used of flowers growing directly from a rootcrown [unusual term].