Verticillum Nexus interni Notae | Bibliographia | Tabula navigationisThe Free Dictionary.A Glossary of Technical Terms Used in Botany.

Morphologia plantarumStructura


botanicesepalorumpetalorumfoliorumstipularumramorumcaulemfoliorum oppositorumMorphologiaflorumangiospermarumMagnolicaeisFolia in verticillis crescentiaspeciebusinternodiaarboribisProteaceis






Verticilla foliacea in Lilio michiganensi, planta herbacea.




Verticilla foliacea in Brabejo stellatifolio, arbore lignea.


Verticillum in botanice est ordinatio sepalorum, petalorum, foliorum, stipularum, vel ramorum qui, ex uno puncto radiantes, caulem circumdant vel se circum caulem involvunt.[1][2]


Verticillum in saltem tres elementis consisit; par foliorum oppositorum verticillum non est.
Morphologia plurimorum florum angiospermarum in quattuor generibus verticillorum consistit.



  1. Calyx: verticillum sepalorum in basi.


  2. Corolla: verticillum petalorum super calycem.


  3. Androecium: verticillum staminum, quorum quidque ex filo et anthera constat.


  4. Gynoecium: verticillum partium feminarum floris, quae stigma, stylus, ovarium sunt.

Flos qui ullis harum structurarum floralium caret imperfectus habetur.[3] Non omnes flores in verticillis consistunt cum partes potius spiratim ordinantur, ut in Magnolicaeis.


Folia in verticillis crescentia sunt aliquando insolita, nisi quod in speciebus plantarum quibus sunt brevissima internodia. Fit autem in nonnullis arboribis, sicut Brabejum stellatifolium, et in aliis Proteaceis, sicut nonnullae species generis Banksiae. In exemplis monstratis, internodia conferta intra verticilla cum longis internodiis inter verticilla alternant.


Nexus interni


  • Merositas

  • Phyllotaxis


Notae |



  1. Vocabulum whorl in The Free Dictionary. thedictionary.com.


  2. Lindley 1848: 100.


  3. Beentje et Williamson 2010.



Bibliographia |


  • Beentje, H., et J. Williamson. 2010. The Kew Plant Glossary: an Illustrated Dictionary of Plant Terms. Kew: Kew Publishing.

  • Fischer, M. A., K. Oswald, et W. Adler. 2008. Exkursionsflora für Österreich, Liechtenstein und Südtirol. Ed. 3a. Lentiae: Land Oberösterreich, Biologiezentrum der OÖ Landesmuseen. ISBN 978-3-85474-187-9.

  • Lindley, John. 1848. A Glossary of Technical Terms Used in Botany. Londinii: Bradbury and Evans.

  • Troll, Wilhelm. 1954. Praktische Einführung in die Pflanzenmorphologie: Erster Teil: Der vegetative Aufbau. Ienae: VEB Gustav Fischer Verlag.

  • Wang P., H. Liao, W. Zhang, et al. 2015. Flexibility in the structure of spiral flowers and its underlying mechanisms. Nature Plants 2: 15188.


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