1. (of ferns) having sporangia that arise from a group of epidermal cells; - Example: "eusporangiate ferns of the families Ophioglossaceae and Marattiaceae"
WordNet (r) 3.0 (2006):
eusporangiate
adj 1: (of ferns) having sporangia that arise from a group of
epidermal cells; "eusporangiate ferns of the families
Ophioglossaceae and Marattiaceae" [ant:
leptosporangiate]