REPORT OF THE STATE BOTANIST FOR I924 89 



Septoria maculifera Sacc. 

 Saugerties, Ulster county, on leaves of Parsonsia petio- 

 lata (L.) Rusby (Cuphea petiolata Koehne). H. D. House, 

 October 8, 1921. 



Septoria mollisia Dearn. & House^* 

 This was described as occurring on the leaves of Antennaria 

 n e o d i o i c a Greene and Antennaria canadensis Greene. 

 It has since been found on the leaves of A . • n egl e c t a Greene, 

 A. Brainerdii Fernald, and A. plantaginifolia (L.) 

 Rich., and to these must be added another host, Anaphalis 

 margaritacea (L.) Benth. & Hook., Newcomb, Essex county. 

 H. D. House, June 23. 1923. The description must be modified, 

 since on the Anaphalis material the pycnidia reach 150 /x in diameter, 

 and what seem to be mature spores, 60-75 x i^ /x. multiseptate, 

 the septa being 9-20 fx apart. There are, however, many other 

 spores here which are not distinguishable from those in the tvpe 

 collection on Antennaria. 



Septoria Sii Rob. & Desm. 

 Oneida. Madison county, on leaves of Sium cicutae- 

 folium Schrank. H. D. House, September 15, 1921. 



Rhabdospora continua (B. & C.) Sacc. 

 On dead stems of Plantago major L., Albany. //. D. 

 House, May 11, 1923. Also collected many years ago at Buffalo, 



by Clinton, on Plantago lanceolata L. 



Rhabdospora Polygoni Dearness & House, sp. nov. 



Pycnidia thinly scattered, black, subcuticular, seated on and some- 

 times in the surface of the stem, hemispheric, often circularly de- 

 pressed around the papillate ostiolum, 200-300 /x. Sporules hyaline, 

 continuous, long, straight and narrow, 70-90 x i yu. 



On dead stems of Polygonum virginianum L. East 

 Greenbush, Rensselaer county. H. D. House, May 23, 1923. 



Sphaerographium niveum Dearness & House, sp. nov. 



Pycnidia thickly scattered, seated on the cortex, immediately 

 under the epidermis, mostly snow-white, exceptionally fuligenous or 



" N. Y. State Mus. Bui. 188: 39. 1916. 



