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Anthocerotophyta - http://www.ucmp.berkeley.edu/plants/anthocerotophyta.html
The hornworts are an unusual group of plants of which many people are unaware and are so named because of their curious reproductive structures. |
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Anthocerophyta - http://botit.botany.wisc.edu/images/130/Bryophytes/Anthocerophyta/
Gallery of images from the University of Wisconsin Botany Department. |
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Anthocerotophyta - http://ucjeps.berkeley.edu/bryolab/tree/anthocerotophyta.html
The classification of the hornworts based on Hyvonen and Piippo (1993), with references for taxonomic papers. |
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Anthocerotophyta - http://tolweb.org/Anthocerotophyta/20597
Phylogenetic tree for the Hornworts from the Tree of Life Web Project and a photograph of a species of Phaeoceros. |
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Phylum Anthocerotophyta - http://bryophytes.plant.siu.edu/anthocerotophyta.html
Provides a classification of the hornworts at the rank of genus and above. |