392 NORTH AMERICAN FLORA [VoLuME 7 
Tonoxalis violacea (L..) Small (Oxelis violacea L,.), Louisiana, New Mexico, Texas. 
Ionoxalis (?) sp. (Oxalis sp.), Oaxaca. 
E LOCALITY: Mexico, on Oxalis sp. [probably O. latifolia]. 
DistRiBuTion: Louisiana to New Mexico, and southward through Mexico and the West Indies; 
also in South America. 
Exsiccatl: Barth. N. Am. Ured. 1960; Ellis & Ev. N. Am. Fungi 2716. 
183. Dicaeoma Nolitangeris (Corda) Arthur. 
Cacoma (Uredo) Impatientis Link, Handb. 3: 439. 1833. Not Dicacoma Impatientis Arth. 1906. 
Puccinia Nolitangeris Corda, Ic. Fung. 4:16. 1840. 
Uredo Impatientis Rab. Deutschl. Krypt.-Fl. 1:5. 1844. 
Uromyces Impatientis Lév. Ann. Sci. Nat. III. 8: 371. 1847. 
Puccinia argentata Wint. in Rab. Krypt.-Fl.1:194. 1881. Not Aecidium argentatum Schultz, 1806. 
Dicaeoma argentatum Kuntze, Rev. Gen. 33: 467. 1898. 
OQ. Pycnia hypophyllous, numerous, scattered, accompanying and intermixed with the 
aecia, cinnamon-brown, flattened-globoid, 155~190 » in diameter by 128-160 » high; ostiolar 
filaments 45-60 u long, or less. 
I. Aecia hypophyllous and caulicolous, numerous, scattered, from a diffused mycelium, 
cupulate, 0.3-0.5 mm. broad; peridium whitish, the margin spreading or recurved, coarsely 
lacerate; peridial cells oblong, 16-30 by 29-40 u, overlapping, the outer wall 3-5 4, finely striate, 
smooth, the inner wall 7-9 thick above, thinner below, rugose or verrucose; aeciospores 
globoid or oblate-spheroid, 15-19 by 16-20 u; wall colorless, thin, about 1 yu, closely verrucose. 
On ADOXACEAE: 
Adoxa Moschatellina L,., Iowa. 
II. Uredinia amphigenous, numerous, crowded or scattered, rounded or elliptic, 0.2- _ 
0,5 mm. in diameter, early naked, pulverulent, cinnamon-brown, ruptured epidermis evident; 
urediniospores globoid or broadly ellipsoid, 15-19 by 17-21 4; wall thin, 1-1.5 , golden- or 
.cinnamon-brown, closely or moderately echinulate, the pores 6~—8, scattered. 
III. Telia amphigenous, or only hypophyllous, crowded in small groups, rounded or sub- 
elliptic, 0.2-0.5 mm. in diameter, early naked, pulverulent, dark chestnut-brown, ruptured 
epidermis scarcely noticeable; teliospores ellipsoid or oblong, 14-21 by 26-37 yu, rounded above, 
rounded or somewhat acute below, scarcely constricted at septum; wall cinnamon-brown, 
rather thin, 1.5-24y, slightly thickened at apex into a prominent hyaline umbo, 3-5 y, 
smooth; pedicel colorless, fragile, about two thirds length of spore or less. 
ON BALSAMINACEAE: ae 
Impatiens biflora Walt. (I. fulva Nutt.), Delaware, District of Columbia, Illinois, Indiana, 
Iowa, Minnesota, New Jersey, New York, Ohio, Virginia, West Virginia, Wisconsin. 
Impatiens pallida Nutt. (I. aurea S. Wats.), Illinois, Iowa. 
Typr Locairy: In park at Weltsruss [Bohemia?], on Impatiens Nolitangere. 
DIstRisuTION: New York and Minnesota, southward to West Virginia and Illinois; also in 
‘urope and Japan. 
. daa erent ery Corda, Ic. Fung. 4: ol. 5, f. 57; Krypt.-fl. Brand. Pilze 3: f. B45, 
Exsiccati: Barth. N. Am. Ured. 17; Ellis, N. Am. Fungi 223, 251; Rab.-Paz. Fungi Eur. 4117; 
Rab.-Wint. Fungi Eur. 2914; Sydow, Ured. 760. 
184. Dicaeoma Violae (Schum.) Kuntze, Rev. Gen. 
3°: 471. 1898. 
Aecidium Violae Schum. Enum. Pl. Saell. 2: 224. 1803. 
Uredo Violae Schum. Enum. Pl. Saell. 2: 233. 1803. 
Aecidium Violae Alb. & Schw. Consp. Fung. 118. 1805. 
‘Aecidium Violarum DC. Fl. Fr, 2: 240. 1805. 
Aecidium argentatum Schultz, Prodr. Fl. Starg. 454. 1806. 
Puccinia Violae ae oe ae : : oe aes 
io Violarum . Fl. Fr. 6:73. : . 
hee cite (Uredo) rivosa Link, Ges. Nat. Freunde Berlin Mag. 7:27. 1815. 
Caeoma Violarum Link, in Willd. Sp. Pl. 62: 25. 1825. 
Puccinia Violarum Link, in Willd. Sp. Pl. 6*: 80. 1825. 
Uredo Albertiniana Spreng.Syst. 4: 572. 1827. 
Aecidium bifrons Violerum Wallr. Fi. Crypt. Germ. 2: 251. 1833. 
Trichobasis Violarum Berk.; Cooke, Micr. Fungi 210. 1865. 
Puccinia Hastatae Cooke, Grevillea 3: 179. 1875. 
Puccinia Fergussoni Hastatae De-Toni, in Sace. Syll, Fung. 7: 682. 1888. 
‘Puccinia densa Dietel & Holway; Dietel, Hedwigia 36: 298. 1897. 
O. Pyenia amphigenous, numerous, in groups preceding or accompanying the aecia, 
noticeable, honey-yellow, flattened-globoid, 80-160 » in diameter by 64-110 high; ostiolar 
filaments absent. 
