Hornworts - A cladogram based on Hasegawa (1994).

Anthocerotophyta - The classification of the hornworts along with images of the characteristics of these plants

Hornworts. - Proposed phylogenetic relationships.

Anthocerotophyta - The classification of the hornworts based on Hyvonen & Piippo (1993), with references for taxonomic papers.

Sporophytes - A photograph of hornwort sporophytes.

Hornwort - A photograph showing the sporophyte of hornworts.

Sporophyte Foot - A microscopic image of a cross-section through the foot of a sporophyte.

Sporophytes - Magnified hornwort sporophytes.

Stoma - A microscopic image.

Thallus cells - A microscopic image.

Sporophytes - A photograph of developing sporophytes.

Hornworts - A photograph of a hornwort colony.

Sporophytes - A photograph of developing sporophytes at a higher magnification.

Hornwort - A photograph of a hornwort with sporophytes.