I 



m 



i 



tu 



570 



Consiilered by Berkeley in Grev. IV, ]t. 95, as a vai-. o{' 1). tils- 

 ciformls, whieli differs in its flatter, broader, black-brown sti'onin and 

 suiallei" asei and sporidia. 



D. alboprninosa, (Sciiw.) 



Spluci ia alhop) iiinosa, Schw. Syii. N. Am. 123S. 

 Diatrype roseola. Winter Journ. Mycol. I, p. 121. 

 Diairype alboprninosa, Cke. Grev. XIII, p. 37. 

 Diatrvpe Diiiieui, Mont, in Herb. Curtis. 

 Dialrype IVi'hbcri, V,. & E. in Herb. 

 Hxsicc. Kll. & Evrht. N. A. F. 2(1 Ser. 2527. 



Stromata scattered or snboreoaiious, sonietiuics confluent, sulior- 

 bicular, l|-2^ (exceptionally 3-4 mm.) hroa<l, sliulitly convex, ?<ni'- 

 rounded by tlie ru])ture(l epidei-mis, whitish when youni^' and IVc.^Ii. 

 becominsi" finally dark lirown, liaht-coloi-cd inside, surface l)eco)niiiii 

 more or less rimose. I'erithecia 10-30 in a stroma, crowded, ovate 

 or elliptic-ol)]on<r. Ostiola more or less prominent, S-^-sulcate-cIcft, 

 black. Asci oblong-clavate, lonjr-stipitate, p. sp. 55-G5 x 7 //. S]m)- 

 ridia contdobate, allantoid, oI)tuse, sliiihtly curved, 12-16 x2J-4 /i. 

 yellow-lu'own. 



On dead liml)S of Fagun, Pennsylvania (Schw.), on dead oak 

 limbs, Missouri and New Jersey, on Ci'atceyus, and Salix, London, 

 Canada (Dearness). 



This iliffei's from D. disciforviis, in its much larger asci nml 

 sporidia. 



I). Eiiealypti. Cke. & Hark. Grev. IX, p. So. 



Suborbicular, convex, Idack. Ostiola conical, sulcate. Asci cla- 

 vate, long-stipitate. S])oridia slightly curved, ends ol)tuse, hyaline. 

 lOxli/i. 



On branches o^ Euculyptun (jJohi(hi», California (Harkness). 



We have not seen this, and take the foregoing brief notes IVoiii 

 Grcvillea. 



D. Macliirw, E. & E. (in fieri).) 



Stronui pulvinate, oblong or linear, 2-10 nun. long by 1-2 nmi. 

 wide, almost supcriicial and faintly circumsci'il)ed, brownish-black out- 

 side, white within. iY'rithecia ciowded in the stroma, ovate, abont 

 ^ mm. diam., with thick, l>lack, coriaceous walls, necks short, with 

 their thick, flattened, pustuliform, ii'i-egulaily dehiscent ostiola slightly 

 prominent. Asci clavate, paraphysate, 8-spored, p. sp. about 40 x ♦> fi. 

 Spoi'idia biseriate aitovc, allantoid, yellowish, moderately curved, 

 obtuse, 10-14 X 3 [i. 



