REPORT OF THE STATE BOTANIST FOR I924 85 



Sphaeronema pruinosum Peck 

 On dead branches of Amelanchier Bartramiana 

 (Tausch) Roem. (A. oligocarpa (Michx.) Roem.). New- 

 comb, Essex county. H. D. House, June lo, 1922. 



Sphaeronema Robiniae B. & C. 

 On dead twigs of T i li a vulgaris Hayne (T. europaea 

 Auth.). Orient, Long Island, Roy Latham, April 1915. On the 

 same material is found Melanconis tiliaceae (Ell.) 

 E. &E. 



Placosphaeria Baccharidis Dearness & House, sp. nov. 



Pvcnidia seated upon or immersed in a black, pitchlike stroma, 

 developed beneath the cuticle in the cortical parenchyma between the 

 strong fibro-vascular strands of the cortex, externally black, rough 

 so far as emergent, internal layer of conidiophores and immature 

 conidia whitish, 180 /i, to 200 jx. Conidia finally brown, in some 

 pycnidia continuous, in others mostly continuous but partly one- 

 septate, the latter usually shorter and wider and nonconstricted, 

 16 X 12, 18 X 9-10, 27 X 8, but mostly about 20 x 9 /a, on conidio- 

 phores shorter than their length. 



Associated with Creonectria purpurea (L.) Seaver. on 

 dead branches of Baccharis halimifolia L. Long Beach. 

 Long Island. H. D. House, May 10. 1922. 



Macroplodia Clematidis Dearness & House, sp. nov.^" 



Pycnidia thickly scattered or closely seriate on the inner bark 

 which is thrown ofif but not punctured, carbonaceous, rough, hemi- 

 spheric to subglobose. basal diameter reaching 350 /x, and height 

 .250 fi, with Avell-developed papillate ostiola. Conidia pale brown, 

 elliptic-oblong, 15-20 x 6-8.5 Z^- contents uniform, wall i n thick. 



On dead stems of C 1 e m a t i s v i r g i n i a n a L. Selkirk, Albany 

 county. H. D. House, April 25, 1923. In the nomenclature of 

 Saccardo's Sylloge this would be known as Sphaeropsis 

 Clematidis D. & H. 



Macroplodia Ellisii (Sacc.) Kuntze 



Sphaeropsis Ellisii Sacc. var. L a r i c i s Peck. 44th Rcp"t N. Y. 

 State Mus. 23. 1891 



39 Kuntze (Rev. Gen. PI. 3: 401. 1893) has indicated the priority of 

 Macroplodia Westendorp (Bui. Acad. Brux. II, 2: 562. 1857), over 

 Sphaeropsis Saccardo (the type of Sphaeropsis Lev. being a 

 P h o m a) 



