Assertion: xylem | /r/HasProperty | produced as stem thickens
Facets:
Source sentences:
text: In secondary xylem – the xylem which is produced as a stem thickens rather than when it first appears – a vessel element originates from the vascular cambium.
text: In secondary xylem – the xylem which is produced as a stem thickens rather than when it first appears – a vessel element originates from the vascular cambium.