Fig. 2

a-f Disease cycle of G. yamadae. a Telia on a Juniper branch gall. b Teliospores observed with a light microscope. c Spermogonia on the upper surface of an apple leaf; d Tubular aecia on the lower surface of a leaf. e and f Aeciospores observed with a light microscope and scanning electron microscope, respectively. g-l Disease cycle of G. asiaticum. g Cushion-shaped telia on the leaves of juniper; h Teliospores observed with a light microscope. i Spermogonia on the upper surface of a pear leaf. j Tubular aecia on the lower surface of a leaf. k and l Aeciospores observed with a light microscope and scanning electron microscope, respectively