100 



.S')_4(K\ lO-l'J /<, witlioiit |i:uiii»liyst's. Sjioiidiii incynliiily nuwilt'il, 

 (iMoiiii-cyliinlrical. livitliiM'. iiiiisi'ittntt' iiml coiisli'M'tcd iil tlir s('|itiiiii. 

 ilistiiictiv ciiivi'd, 14-lS x'JJ-.'J //. TIk- tliiilliis n\' the liclicii (/'///•- 

 /iH'h'tt tilldriii)''. tiiiMs (lull ml (hiiiilii I'i'd iii-iidt'). Tlif pciitlit'ciii 

 tir<' scattered iiml sii|iei'tieiid. This seems to lie ijiiite distinct tioiii iiiiy 

 oftlie other licheiiicolons species. 



I'linisitic on thnlins ol' some lirhen, on varions i\v\ii\ lindis Iyin2' 

 on the jrioimd, Newlield. N. .1. 



Sjtftrnh'a roiithtiioiiH. t \i'(ff/'i!fhl. < /rr.) 



X. myc(>t«i|»liil!i, Pk. 2(lt,li Kep. N. V. State Mas. p. sf). 



•• I'ei'itliccia crowded nr scatleied. minute, smooth, sniiiiloliose. 

 pale yellt»\v wlien younii'. then pinkish-ochre, Ostiola minute, papil- 

 hite. distinct, daiker color* .1. Asci sultchivate. Sporidia oiijonii'. 

 simple, r2-I.Sx4,«." 



On dec.'iyini!' i'nnui. New York (I'eck). 



( H' the thirty species enumerated liy Saccardo in Syll, tV Addita- 

 menta, N. mi/ccfop/iiin, Vk., is the only American species with con- 

 tinuous sporidia, if in lact they ai'c continuous. iV. iiiicroxitorn. 

 ('. A- K., and .V. nilpiim Cke., have the sporidia distinctly nniseptate. 

 l*crlfh('riii hairif, ( fjdKioiiectrlo). 



X. poliosa, E. & K. .lourn. Mycol. II. ]>. .31>. — id. Ill, p. 1. 



I'erithecia scattered, memltranaceous, oranjifo-red, (tvate-uloliose. 

 Hi.') It diam., sparscdy clothed, excojtt the i»a|iillirorm ostiolum, with 

 strai<iht, sprcadin<r, hyaline, septate, glandulai" hairs, altout eipial in 

 lenuth to hall' the diameter of the perithecium. A«ci sessile, oltlon^'- 

 cylindrical. ahont 7") x 12 //. Sporidia l»iseriate, oldonjr or suM'nsirorm- 

 ol»l(»n;i' and sul>ine(|uilateral, hyaline, uiii.-<ej)tate and slifrhtly con- 

 stricted at the sejitum, containiiiii- several nuclei ii'r(>gularly placed. 

 lS-2'2xT-8 //, ends rounded or suliacute The hairs .which clothe the 

 perithecia are at first about 7 it thick, with the ends olituse and a little 

 swollen, l)ut at lenuth they Iiecome elon^'ated and attenuated ahove. 

 This must he nearly allied to N. tcphrotheh, Berk., hut in the <le- 

 scription of that species the perithecia are not descrilied as hairy. 



I'ai'asitic on Dintrypf plitfi/stoma, (Sclnv.), Floi'ida (Calkins). 



X. lasioderma, (Ell.) Am. Nat. February, 1883, \). 1U4. 



Exsicc. UU. N. A. V, 1 177. 



Pei'ithecia mostly sinjrle, subaniorphous, obtuse-conical, broadly 

 perforated above, abimt \ mm. hi,t»'h, shaggy with short, septate, obtuse, 

 imperfectly developed hairs, dull red when dry, j^ale orange when 



