OX THE UREDINEAE PARASITIC ON THE JAPANESE GRAMINEAE. 19 7 
7. P. Triseti Eriks. 
On Trisehim flavescens (vEcidium unknown). 
8. P. simplex (Kcke) Eriks, et Henn. 
The dwarf rust of barley (TEcidium unknown). 
No. 1, 2, 3, 4 and 8 are found in our country. 
Further, Eriksson subdivided Puccinia gluinaruin into the five following 
specialized forms : — 
1. f. sp. Tritici. 
2. f sp. Hordei. 
3. f. sp. Sccalis. 
4. f. sp. lily mi. 
5. f. sp. Agropyri. 
In Japan, the first two forms only have been found so far. 
11 . Puccinia dispersa Eriks, in Ann. d. Sc. nat. 8 s, 9 , 1899, (241) ; 
Fischer, Ured, Schw., 1904, (357) ; Takahashi, in Trans. Sap. Nat. Hist. Soc., 
1, 1906, (44). 
Hab. On Secale cereale L. 
Hokkaido. — Prov. Ishikari: Sapporo (II. June 28, 1895. Y. Tokubuchi ; II. Aug. 1, 1895. K. 
Mtyabe ; II. Sept. 16, 1897. T. Nishida ; II. July 24, 1900. G. Yamada ; II. & III. Aug. 24, 1904. Y. 
Takahashi ; II. July 12, 1907. S. Itö). 
Honsh.fi. — Prov. Rikuchü : Morioka (II. May 1906. B. Fukuta) ; Osawa (II. July 12, 1907. 
G. Yamada.) 
Distrib. Europe, Asia minor, Siberia, Japan and North America. 
Remarks. As was remarked in the case of Puccinia glumarunt, this 
species was formerly included in Puccinia rubigo-vera, from which Eriks- 
oON (1) had separated it as a distinct species. By infection experiments, he 
has divided it into the four following specialized forms :■ — - 
1. f. sp. Secalis. 
2 . f. sp. Tritici. 
3. f. sp. Bromi. 
4. f. sp. Agropyri. 
Five years later', ERIKSSON (4) elevated the f. sp. Secalis into a specific 
rank and gave to it the name Puccinia dispersa Eriks, (not Eriks, et 
