Ilyphomyoet?e, Dematiaef"f«, Phragrnospors^, SiJgmiua. 1083 



IJab. m ranjuli?5 emoriuis Bigelovia! v, Clutierrezi se, 

 Colorado Amer. bor. 



2. Claster^sporium slgmoideum Ell efc Ev. BaU. Torr. Bot. 01. 1897, 43i7 

 p. 472. -- OHvaoeo-nigruin. valde eiiusimi 5 hyphis curvatis, se- 

 ptatis, subo8Bspitosis, 3f>0-4(X) ^ 6-7; conidiis lat.6 fu^^oidoie, sigmoi- 

 deig, utrin(]ue opposilo-curvatis, 4-rarius 5-septatis, ad .septa leni- 



ter constrictis, locul.is mediis brimneis, terrainahbus hyaJinis, 40- 

 70 V 12-.15, plerumque apice subtruncatis. 



Ilah. in ramis euiortuis Oastanes?, W. Virgiuia Amer. bor. 



(jSriJTTALL). 



3. Clasierosporium cornutum Kll. et Ev. Field. Cohmib. Mus IX, 4318 

 1896, p. 92. — Hyphis prostratis septatia, ramosis, brunneis, 6 fi. 

 oirciter crassis, effusis; conidiis binis trinis associatis, iO-14-septa- 



tis, 100-225 ^ 14, basi latissirnis, sursum gradatira attenuatis, basi 

 curvulis. oorniformibus, ad septa lenitier oonstrictis, in hyphis ses- 

 sihbus. 



ffaJ). m hgno pu.tri, Virginia Amer. bor. (Nijttall). 



4. Clasteposporium kansense EU. et Barth. Eryt-hea 1896, p. 28. - ^319 

 Oaespituhs effusis, tenuibus, afcris, 1-3 mm. diam.; hyphis brevis- 

 simis Y. obsoletis; oonidiis oblongo-fusoideis, B-septatis, l6nissim.e 

 cons+jrioiiis, brunneis, 20v3yj-4'^. utrinque ohtusio-pLmctatis, re- 

 ctis V. ourva.tiB. 



Ilab. in teiis putridia, Kansas, Amer. bor. (Baktholomew). 



5. Clasterosporium Zeae Sacc efe Syd. Sio nominandum est Olastero- 

 sporium oUmceum Bll. et Ev. in Syll. XI, p. 621, quum exstet 

 anterius CL olwaceum (Wallr.! Saoc. in Syll IV, p. 390. 



6. Clasterosporium Ellisii Sa.co. et Syd. Sic nominandum est Claste- 

 rosponam Populi Eil. et Ev. in Syll. XI, p. 621, quum exstet 

 anterius CL Populi (Crouan) Sacc. in Syll. IV, p. 384. 



STIGMINA Saoo. -~ Syll. IV, p. 394, XI. p. 622. 



1. Stigmina Sacchari Spog. .Rev. Agr. y Vet.er La Plata 1896, p. 251. ^32o 

 — Acervulis superficiaHbus minutissimis, 60-lOC' p. diam , laxe 

 gregariis. atris. macula destitutis: oonidiis fusiformibuF v. subcla 

 vulatig, utrinque obtusis, 18-1^5 « 5 7, rectia v. lenissime subcurvu- 

 lis, 2-septa.tia, ad septa consfcrictuHs, locrtHs subffiquilongis. levibus, 

 fuligineo-olivaceis, dense congeBtis, non catenulatis, sterigmatibus 

 i-o-celluiaribus 5-15:;^ 5) noduloso-conflTientibus suffultis. 



Hab. ad foha viva v. languida Sacchari offictnarum 

 prov. TuGuman, Argentina. 



