356 Ueuteromycetae, Sphferioidacese, Hyalodidynise, Robillarda. 



tenuatis, aterrimis, fragilibus, 1,5 mm. altis, 300 jj., cr., apice 

 pertusis globuloque sporularum pallide roseo siepius coronatis; 

 contextu prosenchymatico, atro; sporulis oblongis, utrinque rotun- 

 datis, 7-9 « 2,5-3, uniseptatis, uon constrictis, »liyalinis; basidiis 

 fasciculatis bacillaribus simplicibus v. furcatis, 20-30 « 2, hyalinis. 

 Hah. in ramis corticatis Ribis laxiflori cum Godronia 

 Urceolo, Silka Alaska Amer. bor. (Trelease). 



ROBILLARDA Sacc. — Syll. III p. 407, X p. 308, XI p. 525, XVI 

 p. 935. 



Observante cl. prof. Tassi (Bull. Lab. Ort. bot. Sien. 1902, 

 p. 78), additis novis speciebus, charact. generis est extendendum; 

 pycnidia ctiam rami-caulicola et carpogcna; sporula' etlam ovoi- 

 doLu et subcylindricaj, interdum basidiis manifestis sufifultae, apice 

 l-multisetae. Cfr. 1. c. conspectum synopticum specierum. 



1. Robillarda Celtidis Scalia, Mycetes siculi novi II, 1903, p. 4. — -^^'51 

 Pycnidiis majusculis, oblongo-depressis, 240-270 |x. diam., grega- 

 riis, sub cortice nidulantibus denique erumpentibus, ostiolatis; con- 

 textu parenchymatico, oUvaceo-fuscidulo, circa ostioUim subatro, 



e cellulis polygonalibus depressis formato; stratu prohgero totum 

 ambitum pycnidii obtegente; sporulis oblongo-fusoideis, sursum pa- 

 rum attenuatis basique rotundatis 17-21 ^:^ 4-5, hyalinis vel dilutis- 

 sime chlorinis, medio septatis, non constrictis, apice 2-3 setas in- 

 distinctas, filiformes gerentibus, e basidiis filiformibus, sporula 

 circiter dimidio brevioribus, ortis; paraphysibus hyalinis, filiformi- 

 bus 40-45 [j.. longis, rectis v. flexuosis, minutissime pluriguttula- 

 tis, eseptatis intermixtis. 



Hdb. in ramuhs exsiccatis, dejectis Celtidis australis, Ca- 

 tania Siciliie. — R. Cavarce Tognini valde aflQnis. 



2. Robillarda graminis v. Hohnel in Utt., Karsten in Annal. of nat. ^^^^^ 

 hist. 1867, XIX, p. 357, tab. X, fig. 5-10 absque nom. specif. — 

 Pycnidiis sub epidermide nigrificata immor,sis, dense seriatis, de- 

 presso-sphseroideis, ostiolo breve cyUndraceo instructis, fuUgineis ; 

 nucleo albido; tunica crassiuscula, extus e ceUuUs obscure colora- 



tis majoribus, intus hyaUnis, minoribus formatis; sporuUs cyUn- 

 draccis, hyaUnis, demum medio 1-septatis, utrinque rotundatis 

 setulasque 8-12 divergentes furcatas gerentibus. 



HaJ). in vaginis culmisque ct spicis Festuc;c ovinse, iu 

 Germania? (Karsten). — An Dilophospora inaccurate observata? 



