442 NORTH AMERICAN FLORA [VoLuME 7 
Uromyces Nothoscordi Sydow, Hedwigia Beibl. 40: 125. 1901. 
Uromycopsis primaverilis Arth. Résult. Sci. Congr. Bot. Vienne 345. 1906. 
O. Pycnia amphigenous, numerous, among the aecia, punctiform, wholly immersed, in 
vertical section globose, 80-110 » in width; ostiolar filaments free, 50 « long. 
I, Aecia amphigenous, gregarious in large groups, crowded, short-cylindric, 0.2-0.3 mm. 
across; peridium pale-yellow, the margin erect, irregularly torn; peridial cells rhomboidal in 
radial section, 16-23 by 26-32 », somewhat overlapping, the outer wall 7-9 » in thickness, 
transversely striate, the inner wall thinner, 5-7 u, coarsely tuberculate; aeciospores irregularly 
globoid or ellipsoid, 15-19 by 19-26 4; wall pale-yellow or colorless, 1-2 4 thick, minutely and 
closely verrucose. 
III. Telia amphigenous, scattered or somewhat confluent in elongate groups up to 0.5 
mm. across, round or oblong, early naked, pulverulent, cinnamon-brown, ruptured epidermis 
evident; teliospores irregularly obovoid or pyriform, 15-22 by 21-25 yu; wall cinnamon-brown, 
1.52 » in thickness, thicker at apex up to 4 » owing to the presence of a semi-hyaline papilla, 
longitudinally rugose, often appearing faintly longitudinally striate; pedicel colorless, as long 
as spore, fragile. 
On ALLIACEAE: 
aes atone bivalve (L.) Britton (Allium striatum Jacq.), Illinois, Missouri, Texas; Mexico 
TYPE tae : Parque de Palermo, Argentina, on Allium striatellum. 
DISTRIBUTION: Illinois through Missouri to Texas and central Mexico; also in South America. 
Exsiccatl: Ellis & Ev. N. Am. Fungi 1864. 
3. Pucciniola aurea (Dietel & Holway) Arthur. 
Uromyces aureus Dietel & Holway; Dietel, Hedwigia 32:30. F 1893. 
Uromyces Chlorogali Dietel & Holway; Dietel, Erythea 1: 248. D 1893. 
Cacomurus aureus Kuntze, Rev. Gen. 33: 449. 1898. 
Uromycopsis aurea Arth. Résult. Sci. Congr. Bot. Vienne 345. 1906. 
Uvomycopsis Chlorogali Arth. Résult. Sci. Congr. Bot. Vienne 345. 1906. 
O. Pycnia amphigenous, in small groups, numerous, punctiform, slightly protruding, 
globoid or flask-shaped, 90-120 » in width by 80~95 » in depth; ostiolar filaments 25-50 u 
long. 
I. Aecia amphigenous, gregarious in oval groups 0.5-1 cm. long on large yellow spots, 
not crowded, urceolate, 0.3-0.5 mm. in diameter; peridium erect or somewhat revolute, the 
margin erose or somewhat lacerate; peridial cells rhomboidal, 19-23 by 29-34 u, the outer wall 
thick, 8-10 4, smooth, inconspicuously transversely striate, the inner wall thinner, 5-6 yu, 
strongly verrucose; aeciospores irregularly and angularly globoid or obovoid, large, 21-29 
by 26-40 yu; wall very pale-yellow or colorless, 2.5-3 « thick, finely and inconspicuously verru- 
cose. 
It. Telia amphigenous, at first arising in the midst of the aecia, later surrounding them, 
oval or oblong, rather small, 0.3-1 mm. long, often crowded and confluent, long covered by 
the gray epidermis, eventually dehiscent by longitudinal slits, somewhat pulverulent, chocolate- 
brown; teliospores irregularly and angularly ellipsoid or globoid, 19-32 by 26-39 yw; wall dark 
cinmamon-brown, of even thickness, 2~3 4, smooth; pedicel slender, fragile, hyaline, as long as 
spore or less. 
ON ALLIACEAE: 
Allium validum S. Wats., California. 
On LILIACEAE: 
Chlorogalum pomeridianum Kunth, California. 
TYPE LocaLity: King’s River Canyon, California, on Allium validum. 
Distripution: Central California. 
: Exsiccati: Barth. N. Am. Ured. 590, 1585; Ellis & Ev. N. Am. Fungi 2985; Sydow, Ured. 851, 
852, 1755, 
4. Pucciniola Miurae (Sydow) Arthur. 
Uromyces Miurae Sydow, Ann. Myc. 11:94. 1913. 
O and J. Pycnia and aecia unknown. 
III. Telia amphigenous or petiolicolous, numerous, occasionally crowded in groups of two 
or three sori, round or broadly ellipsoid, 0.2-0.7 mm. across, tardily naked, finally dehiscent 
by longitudinal rents in the epidermis, pulvinate, becoming pulverulent, cinnamon-brown, 
