Entry 1 sense Webster, 1913 Epiphyllospermous · Ep·i·phyl·lo·sper·mous · IPA /ˌɛpɪˌfɪləˈspɜː(ɹ)məs/ 01 a. Bearing fruit on the back of the leaves, as ferns. 1. Bearing fruit on the back of the leaves, as ferns.(Bot.)