Arthur: Cultures of Uredineae in 191 i 



65 



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

 spores from Lihocedrus decurrens Torr., sown on Amelanchier 

 vulgaris Moench, Crataegtu 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 

 taeda L., sown on Vernonia gigantea (Walt.) Britton. 



14. Melampsora albertensis Arth. — Teliospores from Populus 

 tremuloides 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- 

 godesmia 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 iitahensis (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 gfacilens (Peck) Kern & Bethel. — Telio- 

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

 Philadelphus coronarius L. ^ 



Purdue University, • 

 Lafayette, Indiana. 



