Botany Dictionary

  • Pappus

    Pappus

    A structure composed of hairs or bristles found on the seeds of plants, aiding in dispersal, particularly in the Asteraceae…

  • Papyraceous

    Papyraceous

    Describing a texture or material that is paper-like, thin, and often fragile, typically used to describe plant structures.

  • Parallel

    Parallel

    Referring to lines or structures that run in the same direction and are equidistant from each other, such as veins…

  • Parallel-veined

    Parallel-veined

    Describing leaves that have veins running parallel to each other, characteristic of many monocot plants.

  • Parapatric

    Parapatric

    Referring to populations that live in adjacent, but non-overlapping, geographic areas, often resulting in some level of interaction.

  • Paraphyletic

    Paraphyletic

    A group of organisms that includes a common ancestor but not all of its descendants, often used in classification systems.

  • Paraphysate

    Paraphysate

    Describing a structure or organ that is covered by paraphyses, which are sterile filaments in certain fungi and plants.

  • Paraphyses

    Paraphyses

    Sterile filaments found among the reproductive structures of some plants and fungi, often serving a protective or supportive role.

  • Paraphysis

    Paraphysis

    A non-reproductive filament or structure found in certain plants and fungi, often interspersed among reproductive organs.

  • Panicle

    Panicle

    An inflorescence with a branching arrangement, often seen in grasses and some flowering plants.