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nounprimitive plants of the Paleozoic
Similar:
type of:
Definition that contains rhyniaceae
- genus rhynia type genus of the Rhyniaceae; small leafless dichotomously branching fossil plants with terminal sporangia and smooth branching rhizomes
- rhynia type genus of the Rhyniaceae; small leafless dichotomously branching fossil plants with terminal sporangia and smooth branching rhizomes