I9ii^-** ^ 



Arthur: Cultures of Uredineae in 191 if - * ^ 65 



11. Gymnosporangium Libocedri (P. Henn.) Kern. Telio- 

 spores from Libocedrus decurrens Torr., sown on Amelanchier 

 vulgaris Moench, Crataegus tomentosa L., and C. cerronis A. 

 Nels. 



12. Gymnosporangium juniperinum (L.) Mart. (G. tremel- 

 loides R. Hartig). Teliospores from Juniperus sibirica Burgsd., 

 sown on Sorbus americana Marsh. 



13. Coleosporium Vernoniae B. & C. Aeciospores from Pinus 

 tarda L., sown on Vernonia gigantca (Walt.) Britton. 



14. Melampsora albert ensis' Arth. Teliospores from Populus 

 trcmuloides Michx., sown on Pseudotsuga mucronata (Raf.) 

 Sudw. 



15. Melampsorella elatina (A. & S.) Arth. Aeciospores from 

 Abies lasiocarpa Nutt, sown on Cerastium oreophilum Greene. 



B. Species Reported Now for the First Time 



1. Puccinia Lygodesmiae Ellis & Ev. Teliospores from Ly- 

 godesmxa juncea (Pursh) D. Don, sown on the same species of 

 host. 



2. Puccinia monoica (Peck) Arth. Aeciospores from Arabis 

 sp., sown on Trisetum subspicatum (L.) Beauv., and T. majus 

 (Vasey) Rydb. 



3. Gymnosporangium Nelsoni Arth. (G. durum Kern). Telio- 

 spores from Juniperus utahensis (Engelm.) Lemmon, sown on 

 Amelanchier vulgaris Moench. 



4. Gymnosporangium Kernianum Bethel. Teliospores from 

 Juniperus utahensis (Engelm.) Lemmon, sown on Amelanchier 

 vulgaris Moench. 



5. Gymnosporangium effusum Kern. Teliospores from Junip- 

 erus virginiana L., sown on Aronia arbutifolia (L.) Ell. 



6. Gymnosporangium gracilens (Peck) Kern & Bethel. Telio- 

 spores from Juniperus monospcrma (Engelm.) Sarg., sown on 

 Philadelphus coronarius L. 



Purdue University, 

 Lafayette, Indiana. 



