Flemipuccinia. 189 
pulverulent. In the absence of biological information, I have followed 
Schroter in uniting these species. 
Puccinia tanaceti. (D. C.) 
Uredospores—Sori pale brown, small, round or oval, pulverulent, 
elongated. Spores round or ovate, pale brown, with three 
germ-pores, echinulate, 20-35 X 15-20. 
Teleutospores—Sori compact, pulvinate, black. Spores elliptical 
or clavate, base attenuated, summit thickened (5-7), 
hooded, smooth, or slightly verrucose towards the summit, 
deep brown, 40-50 X 20-284. Pedicels long, permanent. 
Synonyms. 
Puccinia tanacetit, D.C. Winter in Rabh., “Krypt. Flor.,” 
vol. i. p. 209, in part. 
Uredo tanaceti. WD. C., “Encyc.,” vol. viii. p. 224. 
Trichobasis artemisia, Berk. Cooke, ‘“ Micro. Fungi,” 4th 
edit., p. 223. 
Oredo artemiste. Berk., “ Outh.,” p. 332. 
Puccinia tanacett, D.C. Cooke, “ Micro. Fungi,” 4th edit., 
p- 207. 
Pucinia discoidearum, Link. Cooke, “ Micro. Fungi,” 4th 
edit., p. 206; “ Hdbk.,” p. 499. 
LExstecatt. 
Berk. Cooke, i. 115, 35, 437; il. 126. 
On Artemisia absinthium, maritima, Tanacetum vulgare. 
Puccinia iridis. (D. C.) 
Uredospores—Sori hypophyllous or amphigenous, reddish brown, 
scattered irregularly, elongated or roundish, long covered by 
the epidermis, then pulverulent. Spores elliptical or ovate, 
with three germ-pores, brown, echinulate, 20-35 x 1626p. 
Teleutospores—Sori black, linear, soon naked, compact, persistent. 
Spores oblong, apex very much thickened (10-12), rounded 
or obliquely conical, seldom truncate, base wedge-shaped, 
constriction slight, smooth, brown, 35-45 X 15-224. Pedicels 
rather long, often brown, persistent. 
