ON CARYOPHYLLACEEX 111 
first generation, and their mycelium can produce either xcidiospores or 
teleutospores or both. No spermogones seem to be known. 
The ecidium requires to be carefully distinguished from that of 
Puccinia Behenis (P. Silenes) (q.v.), which is much rarer and does not 
extend throughout the season. , 
DistTRIBUTION : Europe generally. 
23. Uromyces sparsus Lév. 
Uromyces sparsus Lév. Ann. Sci. Nat. ser. 3, viii. 369. Cooke, Handb. 
p. 519; Micr. Fung. p. 214. Plowr. Ured. p. 136. Sacc. Syll. 
vil. 545. Sydow, Monogr. ii. 221. 
Uredospores. Sori amphigenous and on the stems, on pallid 
spots, scattered, roundish, $—1 mm. 
diam., convex, covered for a considerable 
time by the epidermis, which at length 
splits and surrounds them, then pulveru- 
lent, pallid-cinnamon; spores globose to 
oblong, faintly cchinulate, brownish, 
18—28 x 15—22 p. 
Teleutospores. Sori similar, but 
darker; spores subglobose to oblong, 
rounded above where they are slightly 
thickened (up to 4) and darker, gene- 
rally tapering downwards, smooth, brown, Fig. 63. U. sparsus. 
‘ ‘ Teleutospores on 
22—32 x 14—21 yw; pedicels persistent, Spergularia salina 
aes : 4 (foreign, J. Kunze, 
thick, as much as 60 » long, brownish at Exsice., no. 216) 
the apex. 
On Spergularia rubra (Alsine rubra). May—July. Very 
rare; I have seen no British specimens. (Fig. 63.) 
DistrisuTion : Mid-western Europe. 
24, Uromyces Chenopodii Schrit. 
Uredo Chenopodii Duby, Bot. Gall. ii. 899. 
Aedium Suaedae Thiim. Fung. egypt. iii. no. 53. 
Aecidium Chenopodit, in Gard. Chron. (1895), xviii, 135. 
Uromyces Chenopodit Schrot. in Kunz. Fung. Sel. no, 214. Plowright 
in Trans. Brit. Myc. Soc. i. 56. Sace. Syll. vii. 548. Sydow, 
Monogr. ii. 233. 
