298 



Mycologia 



leatum, 6 C. grandiflorum, I Chrysopsis mariana, 2 Convolvulus 

 arvensis, 13 C. repens, 11 C. sepium, 1 Coreopsis verticillata, 1 

 Elephantopus carolinianus, 2 £. tomentosus, 1 E. nudatus, 1 

 Helianthus angustif olius , 2 H. decapetalus, 3 H. divaricatus, 1 

 H. radula, 12 Ipomoea batatas, 2 I. caroliniana, iS I. lacunosa, 

 16 I. pandurata, 5 /. triloba, 2 Laciniaria elegans, 3 L. gramini- 

 folia, 4 Pharbitis barbigera, 7 P. hederacea, 14 P. purpurea, 11 

 Quamoclit coccinea, 6 Q. quamoclit, 1 Silphium simpsonii, 1 .S\ 

 terebinthinaceum, 1 Solidago canadensis, 1 5. fistulosa, 1 S\ rugosa, 

 1 6\ multiradiata, 1 Vernonia glauca, and 1 Verbesina virginica. 

 Of these the following were infected, bearing mature uredinia in 

 14 to 18 days and mature telia in about 2 months : 14 Ipomoea 

 lacunosa, 8 /. pandurata, 3 Pharbitis barbigera, and 4 Quamoclit 

 coccinea. 



Seven sets of inoculations were made from aeciospores from 

 aecia on Pinus palustris collected in the following localities 3 

 Clearwater, S. C. ; Brooksville, Gainesville, New Smyrna, and 

 Ocala, Fla. Plants as follows were inoculated: 4 Calonyction 

 aculeatum, 1 Chrysopsis mariana, 2 Convolvulus arvensis, 1 C. 

 sepium, 3 Ipomoea caroliniana, 3 /. lacunosa, 5 /. pandurata, 10 

 Laciniaria elegans, 2 L. elegantula, 15 L. gracilis, 3 L. pycno- 

 stachya, 2 L. tenui folia, 4 L. graminifolia, 6 Pharbitis purpurea, 

 4 Quamoclit coccinea, and 1 Verbesina virginica. The following 

 plants were infected, bearing mature uredinia in 15 to 20 days 

 and mature telia in about 2 months : 2 Ipomoea lacunosa and 5 

 /. pandurata. 



Six sets of inoculations were made with aeciospores from aecia 

 on Pinus taeda collected from the following localities : Atlanta 

 and Macon, Ga. ; Clearwater and Columbia, S. C. ; and Peters- 

 burg, Va. Plants as follows were inoculated : 3 Calonyction acu- 

 leatum, 4 C. grandiflorum, 1 Convolvulus arvensis, 3 C. repens, 

 7 C. sepium, 1 Coreopsis major, 2 Elephantopus tomentosus, 1 

 Helianthus angustif olius, 2 H. divaricatus, 3 Ipomoea batatas, 

 6 /. caroliniana, 8 /. lacunosa, 3 /. pandurata, 5 /. triloba, 2 

 Pharbitis barbigera, 3 P. hederacea, 9 P. purpurea, 5 Quamoclit 

 coccinea, 3 Q. quamoclit, 1 Solidago fistulosa, 1 S\ juncea, 2 Ver- 

 besina virginica, and 1 Vernonia glauca. The following plants 



