Uredinaceae, jEcidium. ' 769 



aecidiosporis seriatis e globoso obtuse pelyedricis, 17-24 ii. diam., 

 membrana tenui, hyalina, minute verrucosa. 



Hdb. in foliis Galii Molluginis pr. Bern in Helvetia. — 

 Teleutosporse hucusque ignotae. 



69. /Ecidium Transvaaiiae P. Henn. et Evans, in P. Henn., Engler's 2915 

 Bot. Jahrb. XLI (1908) p. 272. — Maculis fuscis, rotundatis vel 

 effusis ; pycnidiis gregariis punctiformibus, f uscis ; ascidiis hy- 



 pophyllis interdum epiphyilis, pseudoperidiis aggregatis cupulatis, 

 flavido-pallidis, margine laceratis, contextu cellulis polyedricis re- 

 ticulatis ; sporis subglobosis vel ellipsoideis, angulatis, iiavido-hya- 

 linis, 20-28^17-22. 



Hab. in foliis Pavettge sp., White River Transvaal Africie 

 (EvANs). — Ab Mc. PavettcB Berk. et A. flavido Berk. ex Ceylon 

 videtur diversum. 



70. /Ecidium pulverulentum Arth., BuII. Torr. Bot. CI. XXXIII (1906; 2916 

 p. B21. — Pycnidiis epiphyllis, numerosis, gregariis, in greges 

 parvos dispositis, conspicuis, punctiformibus, subcuticularibus, dein 

 brunneo-nigrescentibus, hemisphaericis, 80-140 \i. diam., 40-BO a. 

 alt., setulis ostiolaribus pnuditis ; aecidiis hypophyllis, numerosis, 



in greges indefinitos dispositis, parum confertis, cylindraceis, im- 

 mersis, parvis, 0,1 mm. diam., pulverulentis ; peridio hyalino, eva- 

 nido, cellulis peridialibus subtenuibus, 30-4& [x. long., tunica extus 

 levi, intus parum crasse verrucosa; aecidiosporis angulato-globosis 

 V. ellipsoideis, v. elongato-polyedricis, interdum supra expansis, 

 24-32 ^ 23-29, tunica e leviter cinnamomeo-brunnea subhyalina, 

 8-5 [A. cr., supra usque ad 7-13 ]j.. cr., conspicue et crasse ver- 

 rucosa. 



Hab. in foliis Randise sp,, Mexico Amer. bor. (E. W. D. 

 Holway). 



71. yEcidium incomparabile Syd., in De Wildem., Flore Bas- et Moy. 2917 

 Oongo P. III, fasc. I (1909) extr. pag. 12. — Pycnidiis foliicolis, 

 folia in tumores maximos transformantibus ; tumoribus in sicco 

 perduris, 0,5-l,B cm. crassis, applanatis, vari;i! magnitudinis, 5 

 cm. usque ad 15 cm. longis visis; aecidiis profunde immersis, cu- 

 pulatis, margine inciso; contextu e cellulis angulatis, 32-&0 « 20- 



3B metientibus composito; aecidiosporis ovatis, subinde oblongis, 

 angulatis, valde et dense verrucosis, subhyalinis, 18-32=^13-18. 



Hab. in foliis Plectroniie Arnoldianae, Kisantu, Congo 

 (Vanderyst), Eala, Congo (Pynaert). 



72. /Ecidlum PosoquerlaB Diet., Ann. Mycol. VI (1908) pag. 98. — 2918 



^i/ll. fung. XXI (I-1912J 49 



