34 SACCARDO, PECK, TRELEASE 



Guignardia alaskana Reed. (pi. vn.) 



REED, Univ. Cal. Publ., Bot. i : 154, i6i.pl. 15, 16. 



Hot Springs, Baranof Island (Trelease, 970) ; Kadiak ; Unalaska. 

 Parasitic \n. Prasiola borealis. Cogeneric with the preceding, but 

 the name Lczstadia abandoned by the author of the species because pre- 

 occupied among the flowering plants. 



Gnomoniella tubiformis (Tode) Saccardo. 



Port Wells (Trelease, 710, on leaves of Alnus). 

 Hypoxylon majusculum Cooke. 



Yakutat Bay (Trelease, 786, on dead bark of Alnus sitchensis). 



Sporidia 14-16 X 5.5-6^1. 



Hypoxylon ohiense Ellis & Everhart. (pi. iv, fig. 2.) 



Sitka (Trelease, on trunks of Picea). 



Asci clavati tenuiter stipitati, 68-80 X 7-8 /* ; sporidia oblique mo- 

 nosticha, oblongo-ellipsoidea, 5.5-7*5 X 2.5-3.5 /*, fuliginea; stroma 

 2-4 cm. longa et lata; perithecia 1.5-1.7 mm. longa. 



Family PERISPORIACEJE. 

 Antennaria rectangularis Saccardo, sp. nov. (pi. in, fig. 9.) 



Casspitulosa v. effusa, superficialis, atro-fuliginea, laxiuscule intri- 

 cata ; hyphis ascendentibus, tortuosis, v. subrectis, longissimis, fili- 

 formibus, 1.5-2 mm. long., 12-15 /* cr -j parce ramosis, multiarticu- 

 latis, articulis 22-28 X 12-15 &> ac ^ septa non v. leniter constrictis, 

 saepe i-guttatis; ramis simplicibus, subalternis, angulo perfecte recto 

 patentibus, 70-80 raro usque 400 p. longis, apicibus acutiusculis v. 

 obtusis; peritheciis. . . . 



Sitka (Howell, on shoots and leaves of Phyttodoce glanduliflora, 



1597)- 



Certe affinis Antennarice robinsonii B. & M., differt tamen hyphis 



omnibus aequalibus, nee partim torulosis, ramis angulo perfecte recto 

 oriundis, etc. 



Limacinia? alaskensis Saccardo & Scalia, sp. nov. (pi. iv, fig. i.) 

 Effusa, superficialis, densa, opace atra, subpannosa, 2-4 cm. longa, 

 5-.75 mm. cr. ; hyphis mycelii hormiscioideis, filiformibus, simplici- 

 bus v. furcatis, 400-500 x 16-18 fi, crebre septatis, ad septa constrictis, 

 articulis globoso-cuboideis, 15-20 x 13-15 P-> subinde latioribus quam 

 longis, fuligineis, plerumque parietali-i-guttatis; conidiis oblongo- 

 fusoideis, 28-30 X 10 /*, 3-septatis, vix constrictis, fuligineis ; peri- 

 theciis. in mycelio gregariis et subasconditis globulosis, obtusis v. 



