REPORT OF THE STATE BOTANIST FOR I92I 93 



Ustilago neglecta Niessl. 

 On the spikelets of Chaetochloa lutescens ( Weigel) 

 Stuntz (Chaetochloa glauca). Westport, Essex county; Menands 

 and Bethlehem, Albany county, Dr C. H. Peck. Determined by Dr 

 H. S. Jackson. 



Ustilago levis (Kellerm. & Swingle) Magn. 

 On the spikelets of cultivated oats, Avena sativa L. Wood 

 farm, North Elba, Essex county. Dr C. H. Peck, August. Deter- 

 mined by Dr H. S. Jackson. 



Pucciniastrum agrimoniae (Schw.) Tranz. 

 Near Cambridge, Washington county, on leaves of Agrimonia 

 h i r s u t a (Muhl.) Bickn. H. D. House, September 17. The 

 collections of this rust in the state herbarium indicate the following 

 distribution by counties : Albany, Saratoga, Washington, Rensselaer, 

 Oneida, Madison, Ulster, Queens and Suffolk. 



Pucciniastrum potentillae Kom. 



On leaves of Sibbaldiopsis tridentata (Soland.) 

 Rydb. (Potentilla tridentata Soland.), near Elizabethtown, Essex 

 county, H. D. House, September 16. 



This rust has also been collected on the same host at Berlin 

 mountain, Rensselaer county, by W. G. Farlozv, September 1901 ; 

 and at Black mountain, Washington county, by S. H. Burnham, 

 August 19, 1909. At Elizabethtown the infected plants grow in an 

 open barren field with numerous clumps of Juniperus sib- 

 i r i c a , and in the adjacent woodland there are white pine, hemlock, 

 balsam fir and white spruce. 



Ramularia multiplex Peck 



Newcomb, Essex county, on leaves of Oxycoccus Oxy- 

 coccus (L.) MacM. (Vaccimuni Oxycoccus L.), H. D. House, 

 July 28. The type of this parasitic fungus was collected by Dr C. H. 

 Peck at Caroga, Fulton county, on the same host. The infected 

 leaves turn a bright pink or reddish color, or when only a portion 

 of the leaf is infected, there is a yellow band between the unaffected 

 portion and the reddish infected part. 



Septoria agrimoniae Roum. 



Newcomb, Essex county, on leaves of Agrimonia grypo- 

 sepala Wallr., H. D. House, August 11, 1921. 



