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Encyclopedia > Anthocerotophyta


This is an article about the non-vascular plants known as hornworts. The name Hornwort is also often applied to the aquatic flowering plant Ceratophyllum demersum in the family Ceratophyllaceae

Bryophyta

A hornwort thallus close up
Scientific classification
Domain: Eukaryota
Kingdom: Plantae
Division: Bryophyta
Class: Anthocerotae
Orders
Anthocerotales
Nothothylales

Hornworts or horned liverworts are a group of non_vascular plants comprising the class Anthocerotae. Some botanists classify these plants in the Division Anthocerophyta. The common name refers to the elongated capsules (sporangia) that resemble horns.


Hornworts possess a basal meristem, and contain just one chloroplast per cell. Unlike other bryophytes, the hornworts have true stomata. The green plant body of a hornwort is the gamatophyte plant. The horn-like capsule is the sporophyte, growing from an archegonium embedded deep in the gamatophyte thallus.


External links

  • Hornwort Homepage (http://www3.uakron.edu/biology/hornworts/hornworts.html)



  Results from FactBites:
 
Directory - Science: Biology: Flora and Fauna: Plantae: Anthocerotophyta (89 words)
Anthocerotophyta  · cached · The classification of the hornworts along with images of the characteristics of these plants
Anthocerotophyta  · cached · The classification of the hornworts based on Hyvonen and Piippo (1993), with references for taxonomic papers.
Classification of hornworts  · Four classification systems of the Anthocerotophyta.
  More results at FactBites »


 
 

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