Part 8, 1922] AECIDIACEAE 585 
146. Micropuccinia Suksdorfii (Ellis & Ev.) Arth. & Jackson; 
Arth. Bull. Torrey Club 48: 41. 1921. 
Puccinia Suksdor fii Ellis & Ev. Jour. Myc. 7: 130. 1892. 
Caeomurus Suksdorfii Kuntze, Rev. Gen. 33: 470, 1898. 
Dasyspora Suksdorfii Arth. Résult. Sci. Congr. Bot. Vienne 347. 1906. 
O. Pycnia amphigenous, widely scattered, conspicuous, chestnut-brown becoming white, 
flattened-globoid, 112-122 » wide by 70-112 « high; ostiolar filaments 80-144 » long, slightly 
projecting beyond the ostiole. 
III. Telia amphigenous, scattered over large areas, round or oblong, 0.2-2 mm. across, 
at first covered, soon becoming naked, pulverulent, chocolate-brown, ruptured epidermis 
conspicuous; teliospores ellipsoid or oblong-ellipsoid, 27-39 by 35-55 yw, rounded above and 
below, slightly constricted at septum; wall chestnut-brown, uniform in thickness, 2-3 n, 
moderately conic-verrucose; pedicel colorless, fragile. 
On CICHORIACEAE: 
A goseris aurantiaca (Hook.) Greene (Troximon aurantiacum Hook.), Colorado. 
Agoseris elata (Nutt,) Greene, Utah. 
Agoseris glauca (Nutt.) Greene (Tvoximon glaucum Nutt.), Arizona, Idaho, Montana, 
Washington. 
Agoseris grandiflora (Nutt.) Greene (Troximon grandiflorum A. Gray), Montana. 
A goseris leptocarpa Osterhout, Arizona. 
Agoseris sp., Wyoming. 
Nothocalais cuspidata (Pursh) Greene (Troximon cuspidatum Pursh), Montana. 
TYPE LocaLIty: Washington, on Troximon glaucum. 
DistRreuTIon: Mountains of Colorado and Arizona northward to Montana and western 
Washington. 
Exsiccati: Barth. N. Am. Ured. 1969; Garrett, Fungi Utah. 170. 
147. Micropuccinia Fraseri (Arth.) Arthur & Jackson. 
Puccinia Fraseri Arth. Bull. Torrey Club 42: 591. 1915. 
O. Pycnia unknown. 
III. Telia mostly hypophyllous, scattered, usually covering all the leaf, round, 0.2-0.5 mm. 
in diameter, early naked, strongly pulvinate, pale yellowish-brown, becoming whitish from 
germination, ruptured epidermis inconspicuous; teliospores oblong or ellipsoid, 13-20 by 
30-42 uw, rounded at both ends, slightly or not constricted at septum; wall. pale-yellow or 
colorless, rather thin, 1-1.5 uw, thickened at apex, 3-9, smooth; pedicel colorless, 6-10 u 
broad, about length of spore or less; urediniospores occasionally occurring among teliospores, 
ellipsoid or obovoid, 15-20 by 23-29 yw, the wall pale-yellow or colorless, 2-2.5 u thick, moder- 
ately echinulate, the pores obscure, probably 3 or 4, equatorial. 
On CICHORIACEAE: 
Hieracium albiflorum Hook., Montana. 
Hieracium scabrum Michx., Nova Scotia, Quebec. 
Hieracium venosum 1,., Pennsylvania. 
Type Locality: Pictou, Nova Scotia, on Hieracium scabrum. 
DistRiguTIon: Central Pennsylvania to eastern Canada, and in northern Montana. 
148. Micropuccinia columbiensis (Ellis & Ev.) Arth. & Jackson; 
Arth. Bull. Torrey Club 48: 40. 1921. 
Puccinia columbiensis Ellis & Ev. Proc. Acad. Sci. Phila. 1893: 153. 1893. 
Dicaeoma columbiense Kuntze, Rev. Gen. 33: 468. 1898. 
Puccinia bicolor Ellis & Ev. Bull. Torrey Club 27: 572. 1900. 
Dasyspora bicolor Arth. Résult. Sci. Congr. Bot. Vienne 346. 1906. 
Puccinia Nabali Arth. Bull. Torrey Club 37: 571. 1910. 
Leptopuccinia columbiensis Sydow, Ann, Myc. 20: 120. 1922. 
O. Pycnia unknown. ; oo 
III. Telia chiefly hypophyllous, crowded and circinating in groups 2-10 mm. in diameter, 
round or oblong, 0.3~-1.5 mm. across, early naked, pulvinate, blackish-brown, ruptured epider- 
mis conspicuous; teliospores clavate, oblong, or ellipsoid, 15-24 by 32-55 uw, rounded or trun- 
cate above, narrowed or rounded below, slightly constricted at septum; wall chestnut-brown 
above, lighter below becoming yellowish in lower cell, 1-2 1 thick, considerably thickened 
at apex, 7-15 u, smooth; pedicel slightly tinted, about length of spore or shorter. 
