horneophyton | sense examples, Usage and Definition from wordnet dictionary online

Noun horneophyton has 1 sense

Horneophyton, genus Horneophyton - Devonian fossil plant considered one of the earliest forms of vascular land plants; similar to genus Rhynia but smaller
--₁ is a kind of fern genus
--₁ is a member of Rhyniaceae, family Rhyniaceae