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

Noun rhynia has 1 sense

Rhynia, genus Rhynia - type genus of the Rhyniaceae; small leafless dichotomously branching fossil plants with terminal sporangia and smooth branching rhizomes
--₁ is a kind of fern genus
--₁ is a member of Rhyniaceae, family Rhyniaceae