Category: P

  • Polystemonous

    With stamens in larger numbers than other flower parts.    

  • Polysepalous

    With many sepals; The opposite of gamosepalous.  

  • Polyploid

    With more than twice the normal haploid set of chromosomes. An organism with more than two chromosome sets in its vegetative cells. More than two sets of chromosomes in one cell. Two sets would be diploid; three sets, triploid, four sets, tetraploid, etc. Referring to a cell where there are more than two copies of…

  • Polyphyllous

    With many leaves or leaflets.  

  • Polyphyletic

    (Of a taxon) of mixed evolutionary origin, sharing more than one common ancestor. Describing a number of individuals, species, etc., that have evolved from more than one ancestral group. Having more than one origin; opposite of monophyletic.  

  • Polypetalous

    (Of flowers) with the petals free from each other. When the petals are separate or distinct (whether few or many). Opposed to Monopetalous.  

  • Polymorphic

    (Of a taxon or organ) with several forms, variable. Occurring in several or many forms; appearing in different forms at different stages of development.  

  • Polymerous

    Polymerous

    With many parts in each series.  

  • Polyhedral, polyhedrous

    (Of a 3-dimensional structure) with many faces or sides; polyhedral is the more common spelling.  

  • Polygynous

    With many styles. Many-pistilled or-styled.