752 Uredinaceae, .'Ecidium. 



ilavo-melleis deiu nigricantibus, globoideis, latis, 160-220 vl 50- 

 210, setulis ostiolaribus 65-80 [j-. long. ; aecidiis fructicolis, sparsis 

 V. cougregatis, cyliiidraceis 0,5-0,8 mm. diam., 2-4 mm. alt. ; pe- 

 ridio flavo-albido, subtenaci, non lacerato, cellulis rhomboideis 65- 

 100 V 45-55, tunica extus 5-8 |j.. intus 27-35 ;j.. cr. ; ;ccidiosporis glo- 

 boideis 23-31 ;j.. diam., tunica pallide flava, 2-2,5 a. cr., minute 

 verrucosa, poris inconspicuis, sparsis. 



//«/>. in fructibus Amelanchieris oreophilae et ?Amel. 

 alnifoli;e, Colorado. 



/ECIDIOLUM Unger — Syll. VII, p. 773. 



1. /Ecidiolum Erigerontis Speg., An. Mus. Nac. Buenos Aires, t. XIX 2845 

 (1909) p. 323. — Maculis amphigenis indeterminatis ad epiphyl- 

 lum concaviusculis, ad hypophyllum convexulis atque carnosulis; 

 pustulis centro macularum densiuscule gregariis, lenticulari-conoi- 

 deis 75-90 ;j.. diam., epidermide velatis vix prominulis, porose 

 dehi.scentibus atque sporulas cirrose conglobatas emittentibus; spo- 

 rulis pusillis, 2,5-3 » 1,5-2, eguttulatis. 



Hah. in foliis vivis Erigerontis sordidi in pratis circa 

 Jujuy Argentina Amer. austr. 



2. ^cidiolum Acaciae (Henn.) Sacc. et Trott. Cfr. infra ad jEcidium 2846 

 Acacice. 



/ECIDIUM Pers. — Syll. VII p. 774, IX p. 319, XI p. 213, XIV 

 p. 369, XVI p. 325, 1121, XVII p. 410. 



1. /Ecidium ugandense Sydow, Engler's Bot. Jahrbilch. 45 Bd. (1910) 2847 

 p. 262. — Maculis orbicularibus v. irregularibus, indeterminatis, 

 flavis v. flavo-bruniieis, 3-10 mm. diam.; secidiis hypophyllis, in 

 greges orbiculares v. ssepe irregulares usque ad 1-2 cm. long., 

 laxiuscule dispositis, s;Tepe nervos sequentibus, cylindraceis, albis, 

 margine lacerato; cellulis contextu rhomboideis, 30-32^=18-25; 

 ;fcidiosporis angulato-globosis, verruculosis, hyalino-flavidis, 18- 



2a 'j.. diam. 



llah. in foliis Turr;c;i! sp., Kibwezo, Africa trop. Britannica 

 'SrnKFKLRni, 



2. /Ecidium Aconiti-paniculati Ed. Fischer, Die Uredin. der Schweiz 2848 

 (1904) p. 528, fig. 329. — .^cidiis hypophyllis, in greges rotun- 

 datos plus minusve rotundatos dispositis, cupulatis, margine re- 

 voluto, celiulis pseudoperidii laxe et inordinate aggregatis, tuiiica 



