IIcDiipuccinia. 1 9 1 



Trichobasis oNo/igaia, licrk. Cooke, "Micro. Tungi," 4lh 



edit., p. 223, t. 7, figs 158, 159. 



Puccinia luzulce, Lib. Cooke, " Micro. Fungi," 4th edit., 



p. 203. 



Exsiccafi. 



Cooke, i. 535. Vize, "Fungi Brit.," 61. 



On Luzula piiosa, campestris, maxima. May to November. 



Biology. — This is probably a hetercecious species. 



Puccinia scirpi. D. C. 



Vredospores — Sori reddish brown, elUptical, often numerous and 

 confluent. Spores ovate or subcuneiform or oblong, echinu- 

 late, yellowish brown, 20-32 X 12-24/A. 



Tdeutospores — Sori small, blackish, sometimes circinating, at 

 length naked. Spores clavate, attenuated below, constriction 

 slight, apex thickened, generally roundish, conical, smooth, 

 brown, 30-60 X io-20/x. Pedicels long, brownish, persistent. 



Synonym. 



Puccinia scirpi, D. C. Winter in Rabh., " Krypt. Flor.," 

 vol. i. p. 182. "Flore frang.," vol. ii. p. 223. 



^xsiccati. 

 Cooke, ii. 636. Vize, "Micro. Fungi Brit," 122. 



On Scirpns laciistris. King's Lynn. 

 July to November. 



Biology. — This is most likely a hetercecious species, the life- 

 history of which is unknown. Mesospores are often abundantly 

 mixed wth the normal teleutospores. They measure from 25 to 40^ in 

 length. 



Puccinia baryi. (B. and Br.) 



Vredospores — Sori small, scattered or crowded, elongate or linear, 

 reddish yellow, usually occurring in long linear series on 

 the leaves. Spores globose or ovate, finely echinulate, orange- 

 yellow, 20-2 5/x. in diameter. Paraphyses numerous, capitate, 

 hyaline, about 20/A long. 



