Arthur: Cultures of Uredineae in 1910 11 



11. PucciNiA on Phalaris arundinacea L., collected by Dr. E. 

 W. Olive, at Brookings, S. D., was sown on Polygonatum com- 

 mutatum, Vagnera stellata, Convallaria majalis, Uvularia grandi- 

 flora, and Trillium ccrnuum, with no infection. 



12. PucciNiA DiSTiCHLiDis E. & E., on Spartina sp., collected 

 at Kulm, N. D., by Dr. J. F. Brenckle, was sown on Lithospermum 

 canescens (on 2 different dates), Onosmodium hispidissimum, 

 Lepargyraea canadensis (2 dates), Elaeagnus angustifolia, Dirca 

 palustris, Fraxinus lanceolata, Symphoricarpos racemosus, Aescu- 

 lus glabra, Apocynum cannahinum, Hydrophyllum capitatum, 

 Macrocalyx Nyctelea, Isopyrum hiternaUim, Amorpha nana, Cas- 

 sia chamaccrista, Pctalostemon purpnrcns, Physalis sp.. Ambro- 

 sia trifida, and Carduus Flodmanii, with no infection. A year 

 ago the same rust was sown on three other hosts without results.^ 



13. PucciNiA Anthoxanthi Fckl., on Anthoxanthum odora^ 

 turn L., collected by Professor W. P. Eraser, at Pictou, Nova 

 Scotia, was sown on Berberis vulgaris, Myrica cerifera, Apocy- 

 num cannabinum, Tissa canadensis, Senecio lugens, and Rud- 

 beckia triloba, with no infection. 



14. PucciNiA on Trisetum ma jus (Vasey) Rydb. having cov- 

 ered telia and coronate teliospores, simulating P. Rhamni, col- 

 lected in the foothills of Colorado, by Mr. E. Bethel, was sown 

 on Rhamnus alnifolia from one collection, and on Rhamnus cath- 

 artica from another. A similar collection from Golden, Colo., 

 with same data, was sown on the two sets of Rhamnus, while 

 another collection from Boulder, Colo., was sown on Mahonia 

 Aquifolium and Arabis Holboellii. In each instance there was 

 no infection. 



15. PucciNiA montanensis Ellis, oil Elymus canadensis L. 

 collected by Mr. E. Bethel, at Colorado Springs, Colo., was sown 

 on Clematis virginiana (on 2 different dates), Viorna Douglasii 

 (2 dates), Impatiens aurea, Delphinium scaposum, Viola septen- 

 trionalis, Arabis Holboellii, Amorpha nana, Senecio Douglasii, 

 and Arnica sp., with no infection. In 1907 what is thought to be 

 the same rust was sown four times on Delphinium tricorne with- 

 out result.^ 



* See MycoL 2: 219. 1910. 



® See Jour. Myc. 14: 11. 1908. 



