Yorkshire Nattiralists at Bowes. 



375 



Odontia fimbriata Pers. 



All on dead branches. 

 Clavaria cinerea Bull. 



On the ground, B. 

 Dacryomyces stillatus Nees. 



On decorticated wood. 

 UREDINACE/E. 

 Uromyces alchemilla; I'ers. 



On Alchemilla vulgfaris near 

 Bowes. 

 Puccinia taraxaci Plow, 



On dandelion. 

 P. menthse Pers. 



On mentha near Bowes. 

 P. poarum Xiels. 



^cidium on Tussilag;o. 

 Melampsora betulina. 



On birch. 

 M. farinosa Schroet. 



On willow. 



P YRBNOM YCETJB. 

 Leptosphoeria acuta Mont. & Nestl. 



On dead nettle stems. 

 Lasiosphoeria ovina Pers. 



On dead branch, B. 

 Xylaria hypoxylon L. 



On dead wood. 



DISCOMYCET/E. 

 Humaria gianulata Sacc. 



On cow dunif. 

 Lachnea scutellata L. 



On stick in wet place, S. 



Helotium cyathoideuni Bull. 



On herbaceous stems. 

 MoUisia cinerea Batsch. 



On dead wood, abundant. 

 Das^'scypha virjj-inea Batsch. 



Frequent on dead wood. 

 D. acutipila B.&Br. 



On dead Juncus, S. 

 D. hj'alina Pers. 



PHYCOMYCET^. 



Pilobolus kleinii Van Tiegh. 



On sheep dung collected near 

 Bowes. 



MYXOMYCET/E. 



Physarum nutans Pers. 



On dead wood, G. 

 Fulig'o varians Somm. 



On the ground, S. 

 Leocarpus fragilis Rost. 



On dead wood, B. 

 Stemonites Friesian.i De Bary. 



On dead wood, S. 

 Clathroptychiuni rugulosum Rost. 



On dead branch, B. 

 Trichia fallax Pers. 



On dead wood, S. 

 Arcyria nutans Grev. 

 A. incarnata Pers. 



On dead wood, B. 

 Ceratiomyxa mucida Schrcet. 



On rotten wood, B. ; on soil, S. 



(Appendix G.) 

 DIATOMS AT BOWES. 



K. H. PHILIP. 



The gatheriiiij of Diatoms made on this occasion included 

 no special rarities, but only those species usually found in moor- 

 land districts. The most remarkable thing about them was the 

 great difference between the Diatomaceous flora of the two 

 streams examined — Deepdale Beck and Sleig"htholme Beck. 

 Both these rise in similar moorland country and flow through 

 similar geological strata, yet the diatoms found in them are 

 almost entirely different. In Deepdale Beck Cocconeis pedicidiis 

 (unusually fine), Rhoicosphettia ctirvata, and Synedra pulctiella are 

 the predominant forms. The last two of these species were not 



1903 September 1. 



