Term used for bryophytes and pteridophytes. The sporangium base is the sterile part of the sporangium below the sporangium theca. If swollen and distinct from the rest of the sporangium, it is called an apophysis or hypophysis.

rwalls

2011-04-12T11:57:20Z

A cardinal organ part that is the basal (distal) part of a sporangium.

base del esporangio (Spanish, exact)

胞子嚢基部 (Japanese, exact)

sporangium neck (exact)

apophysis (narrow)

hypophysis (narrow)

plant_anatomy

PO:0030040