iQ2o] BISBY—UROMYCES 217 



represents to some degree the comparative darkness of color of the spore walls. 

 In most cases the drawings of short cycle Uromyces were made from type 

 material. 



Figs, i, 2. — Surface and optical cross-section, respectively, of teliospores 

 of Uromyces heterodcrmus Syd., from type material, on Erythronium parviflorunu 



Salt Lake County, Utah; A. 0. Garrett, Fungi Utahensis 



Mountains 



118. 



Figs. 3, 4. — Uromyces Erythronii (DC.) Pass, on Erythronium dens-can is % 

 Bohemia. Sydow, Ured. 1503; species correlated with preceding. 



Figs. 5, 6. — Uromyces Holwayi Lagerh. on Lifium Columbian urn, Wash- 

 ington. Barth., N.A. Ured. 1387; compare two preceding species. 



Figs. 7, 8. — Uromyces bauhim 'kola Arth., from type material on Bauhinia 

 Pringlei, Guadalajara, Mexico. 



Figs. 9, 10. — Uromyces jamaicensis Yesterg., from type material, on 

 Bauhinia sp.. Constant Spring, Jamaica. 



Figs, ii, 12. — Uromyces abbreviates Arth., from type material, on Psorlea 

 Pursliii, Winnemucca, Nevada. Griffith, W.Am. Fungi 390. 



Figs. 13, 14. — Uromyces Tranzschelii Sydow, from type material, on 77/// v- 

 malus {Euphorbia) montana, Fossil Creek, Colorado. Ellis and Everhart, 

 Fungi Columbiana 1069. 



Figs. 15, 16. — Uromyces nevadensis Hark., from type material, on Primula 

 sufirutescens, near Lake Tahoe, Nevada. 



Figs. 17, 18. — Uromyces Myrsines Diet, on Ardisia compressa, south of 

 Cartago, Costa Rica. 



Figs. 19, 20. — Uromyces Solidaginis (Sommerf.) Xiessl. on Solidago serotina, 

 Helena, Montana. Ellis and Everhart, N.A. Fungi 2883. 



Fig. 21. — Uromyces Solidaginis on Solidago virgaurea, Sweden. Sydow, 

 Ured. 2406. 



Fig. 22. — Puccinia Aster is Duby on Aster adscedens, Salt Lake County, 

 Utah, illustrating correlation with Uromyces Solidaginis. 



Figs. 23, 24. — Uromyces amoenus Sydow, from type material, on A naphalis 

 subalp-ina, Paradise Valley, Mount Tacoma, Washington. 



Figs. 25, 26.— Uromyces Rudbeckiae Arth. and Holw., from type material, 

 on Rudbeckia taciniata, Decorah, Iowa. 



Figs. 27, 29.— Uromyces Bidentis Lagerh. on Bidens pilosa, Ponce, Porto 

 Rico, from type material of Uromyces den sits Arth. 



Fig. 28. — Uromyces Bidentis from material from type locality on Bidens 

 andicola, Ecuador. 



