Mindblown: a blog about philosophy.

  • Protype

    (In nomenclature) meaning a specimen that because of its completeness supplants a fragmentary holotype [unofficial and unusual term]; the official epitype is better, meaning a specimen that because of its completeness supports a fragmentary holotype.  

  • Protuberant

    Bulging out. A part that is prominent beyond a surface.  

  • Protruding

    Sticking out, exserted.  

  • Protracted

    Drawn out.  

  • Protostele

    Stele without central pith.  

  • Protologue

    (In nomenclature) the original description of a taxon; more correctly everything associated with a name at its valid publication, i.e. description or diagnosis, illustrations, references, synonymy, geographical data, citation of specimens, discussion, and comments.  

  • Protogynous

    (Of a flower) with the stigma receptive before the anthers open, i.e. first functionally female and afterwards functionally male.  

  • Protocorm

    The ephemeral structure resulting from the germinated orchid seed and from which the first true shoot and root differentiate. A nearly uniform structure formed after germination of an Orchidaceae seed that makes an association with a fungus via penetration of specific cells and from which the first true shoot and root differentiate.  

  • Prothallus

    (In pteridophytes) a small green plant bearing the sexual organs, resulting from the germination of a spore. The first or false thallus formed in the germination of the sexually produced spores in ferns; a delicate cellular structure bearing the sexual organs.  

  • Proterogynous

    Old spelling of protogynous.  

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