A: The “beard,” as you call it, is a mass of aerial adventitious roots. Instead of coming out of a stem or root, like normal roots do, adventitious roots emerge from bark tissue or leaves.

To gain insights into the molecular mechanisms underlying hormonal regulation in adventitious roots and during their emergence under waterlogged conditions in wheat, the present study investigated ...

Induction of adventitious roots (ARs) in recalcitrant plants often culminates in cell division and callus formation rather than root differentiation. Evidence is provided here to suggest that ...