Tubercinia. 203 
Synonym. 
Schrot., Joc. cit., p. 283. 
Melanotanium endogenum. De Bary, Bot. Zeit., 1874, p. 108. 
Trail, Scott. Nat, 1884, p. 243. 
On Galium verum. 
BIOLOGY.—The affected plants are deformed by the presence of the 
parasite, being shorter and stiffer, seldom blossoming, and resembling 
an Equisetum in habit (see p. 95). 
TUBERCINIA. Fries. 
Spore-balls consisting of numerous teleutospores, at length 
pulverulent. Germination as in Entyloma. Conidia white, ovate, 
produced from mycelium on the living host-plant. 
Tubercinia trientalis. B. and Br. 
Spore-masses black, in bullate swellings on the leaves and stems. 
Spore-balls irregularly rounded or elongated, containing a 
large number of teleutospores (50 to 100), from 20—-100p in 
diameter. Teleutospores rounded or polygonal, dark brown, 
smooth, firmly connected, 15-30 X 10-204. Conidia in 
white, shining, extended patches on the under side of the 
leaves, ovate or pyriform, attenuated above, hyaline. 
Synonyms. 
Schrot., oc. cit., p. 285. 
Ascomyces trientalis. Berk., “‘ Outl.,” p. 376. Cooke, “ Hdbk.,” 
p. 737 (conidial stage). 
Tubercinia trientalis, B. and Br., No. 488. Cooke, “ Hdbk.,” 
p. 516. 
Sorosporium trientalis, Woron. Cooke, “ Micro. Fungi.,” 4th 
edit., p. 231. 
Sorosporium paridis (Ung.). Winter, loc. cé#., p. 102. 
Lixsiccate. 
Vize, ‘ Micro. Fungi,” 137. 
On Zrientalts europea. 
June to October. 
