barra de la traqueida (Spanish, exact), 仮導管の筋、縞 (Japanese, exact)
A portion of xylem (PO:0005352) tissue that is a distinct ring-like structure composed of tracheids (PO:0000301), that is part of a seed (PO:0009010) and surrounds the hilum (PO:0020063) and forms a groove in the surface of the pericarp (PO:0009084) immediately adjacent to the hilum.
Found some taxa, such as Phaseolus.
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