Standley: Rusts and Smuts from New Mexico 41 



Uromyces proeminens (DC.) Pass. 

 II. On Poinsettia dentata (Michx.) Klotzsch & Garcke, at 

 Raton (13261), a new host for the State. Also on Chamaesyce 

 serpyllifolia (Pers.) Small, II, III (14233). 



Uromyces punctatus Schroet. 

 [U. Astragali Sacc] 

 A new host for New Mexico is Oxytropis deflexa (Pall.) DC. 



(13860). 



The following- additional rusts were collected at Ute Park, all 

 on hosts upon which they have been found in the State previously : 

 Aecidium Compositarum Auct., on Dugaldea Hoopesii (Gray) 

 Rydb. (13756) ; Melampsora albertensis Arthur, on Populus 

 aurea Tidestrom, apparently scarce (14550) ; Phragmidium imi- 

 tans Arthur, on Rubus arizonicus (Greene) Rydb. (14650) ; 

 Phragmidium Potentillae (Pers.) P. Karst., II, III, on Potentilla 

 strigosa Pall. (13916) ; Puccinia Grind eliae Peck, on Grindelia 

 aphanactis Rydb. (13639, 14589) ; Puccinia Helianthi Schw., on 

 Helianthus annuus L., very scarce, although sunflowers grew 

 everywhere (14467) ; Puccinia hemispherica Peck, III, on Lac- 

 tuca pulchella (Pursh) DC. (13569, 14257) ; Puccinia Oxalidis 

 (Lev.) Diet. & Ellis, on Ionoxalis violacca (L.) Small (14691) ; 

 Puccinia Taraxaci Plowr., on Taraxacum taraxacum (L.) Karst. 

 (14581) ; Pucciniastrum Agrimoniac (Schw.) Tranz., II, on 

 Agrimonia striata Michx. (14643) ; Pucciniastrum pustulatum 

 (Pers.) Dietel, II, on Epilobium novomexicanum Hausskn. 

 (13903) ; Uromyces Rudbeckiae A. & H., on Rudbeckia laciniata 

 L- (i3735) ; Uropyxis sanguinea (Peck) Arthur, on Odostemon 

 repens (Lindl.) Cockerell (13585). 



USTILAGINALES 

 Ustilago bromivora (Tul.) Fisch. de Waldh. 

 A new host for the State is Bromus Richardsoni Link (14148). 

 Also on B. polyanthus Shear (13797). 



*Ustilago Crus-galli Tracy & Earle 

 On Echinochloa zelayensis (H.B.K.) Schult. (14784). Ap- 

 parently a new host for the species. 



