Quincuncial

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Quincuncial \Quin*cun"cial\, [L. quincuncialis, from quincunx.
     See {Quincunx}.]
     [1913 Webster]
     1. Having the form of a quincunx.
        [1913 Webster]
  


     2. (Bot.) Having the leaves of a pentamerous calyx or corolla
        so imbricated that two are exterior, two are interior, and
        the other has one edge exterior and one interior; as,
        quincuncial [ae]stivation.
        [1913 Webster]
  
     {Quincuncial phyllotaxy} (Bot.), an arrangement of five
        leaves in a spiral, each leaf two fifths of a circle from
        the next.
        [1913 Webster]