In paleobotany, small leaf-like or scale-like structures found on the stems of fossil ferns, possibly representing primitive leaves.
From Greek 'a-' (without) plus 'phlebion' (vein), referring to these structures lacking typical leaf veins. This botanical term describes mysterious fern features preserved in fossils.
Aphlebia are strange structures on ancient ferns that scientists still debate about—they might be leaves, might be spore-holders, or might serve purposes we've totally forgotten. Fossils keep their secrets!
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