44-— Spores collected at Thimderbolt, Ga., on R. procumbens. 



45.— Spores collected at Hyattsville, Md., on wild dewberry. 



46.— Spores collected at Hyattsville, Md., on wild blackberry. 



4^ —Spores collected at Blacksburg, Va., on cultivated blackberry. 



48.— Spores collected at Vienna, Va., on wild blackberry. 



4g._Spores collected at Willard, N. C, on wild blackberry. 



50.— Spores collected at Connellsville, Pa., on wild blackberry. 



^i,_Spores collected at Auburn, Ala., on wild blackberry. 



52.— Spores collected at Butte Creek Canyon, Calif., on R. ursinus. 



53,_Spores collected at Stark, Fla., on wild blackberry. 



54.— Spores collected at Blacksbiu-g, Va., on wild blackberry. 



55 —Spores collected at Thunderbolt, Ga., on R. hispidus. 



j5,_Spores collected at Hyattsville, Md., on wild blackberry. 



57.— Spores collected at Blacksburg, Va., on wild blackberry. 



58. — Spores collected at Hammond, La., on wild blackberry. 



jg.—Spores collected at Orlando, W. Va., on wild blackberry. 



60.— Spores collected at Ithaca, N. Y., on wild blackberry. 



61 .—Spores collected at Blacksburg, Va., on wild blackberry. 



62.— Spores collected at West Falls Church, Va., on cultivated blackberry. 



63. — Spores collected at Arlington, Va., on wild blackberry. 



64.— Spores collected at Arlington, Va., on wild blackberry. 



65.— Spores collected at French Creek, W. Va. on wild blackberry. 



