The Collaborative International Dictionary
Heterosporous
Heterosporic \Het`er*o*spor"ic\, Heterosporous \Het`er*o*spor"ous\, a. [Hetero- + spore.] (Bot.) Producing two kinds of spores unlike each other.
Wiktionary
heterosporous
a. (context botany of an organism English) Producing both male and female gametophytes.
WordNet
heterosporous
adj. characterized by heterospory