18 Mycologia 



38. Puccinia impedita Mains & Holway; Arth. Mycologia 10: 



135. 1918 

 On Salvia occidentalis Sw., II, 2962, 3272. 



39. Puccinia Lantanae Farl. Proc. Am. Acad. Sci. 18 : 83. 



1883 



On Priva lappulacea (L.) Pers., 2955, 2970, 3397. 



40. Puccinia Leonotidis (P. Henn.) Arth. N. A. F. 407 

 On Leonotis ncpetaefolia (L.) R. Br., II, 3273, 3354. 



41 - Puccinia obliqua Berk. & Curt.; Berk. Jour. Linn. Soc. 10: 



356. 1869 



On Metastelma sp., 3188, 3448, 3488. 



42. Puccinia pallescens Arth. (Uredo pallida D. & H.), 

 N. A. F. 278 



On Zea Mays L., II, 3103, 3110. No teliospores of this rust 

 have yet been found on corn (maize), and the aecia are unknown. 



. 43.' Puccinia Ruelliae (Berk. & Br.) Lagerh. N. A. F. 415 

 On Blechum Blechum (L.) Millsp. (B. Brownei Juss.), II, 

 2 957> 3°9^> 3 I 95'> Diantha pcctoralis (Jacq.) Gmel. (Justicia 

 pcctoralis Jacq.), II, 2954, 3191. The second host is a new record 

 for the species. 



44. Puccinia Scleriae (Paz.) Arth. (Accidium passifloricola 

 ■ P. Henn.) N. A. F. 349 

 On Passi flora rubra L., I, 3422. 



45. Puccinia Seaveriana sp. nov. 



II. Uredinia amphigenous, sparsely grouped or singly on yel- 

 lowish spots, irregularly rounded, 0.1-0.5 mm. across, at first bul- 

 late, soon naked, somewhat pulverulent, cinnamon- or chestnut- 

 brown, ruptured epidermis conspicuous; paraphyses peripheral, 

 abundant, strongly incurved, cylindric, sometimes inclined toward 

 capitate, 10-15 by 40-50 the wall thin, 1 fx, and pale or colorless 

 below, much thickened above, 3-6 fi, and dark chestnut-brown; 

 urediniospores broadly ellipsoid or globoid, 16-22 by 18-27 fx; wall 

 cinnamon-brown, thin, 1-1.5/x, closely and conspicuously echinu- 

 late, the pores 3, equatorial. 



