Normal pollen is slippery - grained type, but epiphyllous potten is rough - grained type.正常花粉为光滑型, 而叶生小孢子囊花粉为粗糙型....

adj.成长在树叶上的...

epiphyllous的音标：epiphyllous的英式发音音标为：[ˌepə'fɪləs]epiphyllous的美式发音音标为：[ˌepə'fɪləs]...