Hymenomycetse, Tremellacese, Sebacina. 575 



sidiis 15-20^9-11; sporis non visis; parapbysibus 75 |x long. infra 

 1,5-3 [X diam., ramulis terminalibus 20 [j, cr. 



Hah. in ramis deiectis M a g n o 1 i a e g 1 a u c a e , Maryland 

 Ainer. bor. 



5. Sebacina adusta Burt, Thel. jST. Amer. in Ann. Miss. Bot. Gard. II 2119 

 (1915) p. 761, t. 27 f. 19, fig. 5. — Fructiflcatione late effusa, 12 

 cm. longa 1 cm. lata, coriacea e substrato secedenti, uda H a y' s- 

 brunnea, arescendo fusca, margine pallide subfulvescenti, fibrillo- 

 so-fimbriata ; sectione 500-600 \j. cr. , ex bypbis dense intricatis 

 oblique adscendentibus 3 [j. cr. constituta ; basidiis longitudinaliter 

 septatis, piriformibus, 12-16*8-10; sporis byalinis, simplicibus 

 curvis, 10-12 * 4-5. 



Hab. ad truncum decorticatum P o p u 1 i t r i c b o c a r p a e , 

 Idabo Kanisku j^ational Forest, Amer. bor. 



0. Sebacina Burti Trotter nom. n., Sehacina plumhea, Burt, Tbel. IS". 2120 

 Amer. iu Ann. Miss. Bot. Gard. II (1915) p. 765, t. 27 f. 20, fig. 6, 

 nec Bresad. 1913. — Fructiflcatione eflfusa, 4-8 cm. ionga, 0,5-1 cm. 

 lata, arcte adnata, arescendo plumbeonigra, pruinosa, margine in- 

 determinato; in sectione 150-200 [i cr., infra contextu granulis cri- 

 stallinis farcto, ex bypbis erectis 1,5-2 jjl cr., tunica gelatiuosa prae- 

 ditis, stratu bymeniali 60 ti circ. crasso e basidiis et bypbis ramosis 

 efformato; basidiis 30 \i circ. bymenium superantibus, longitudina- 

 liter septatis, piriformibus, 15-18 * 10-13 ; sporis byalinis, simpli- 

 cibus, aequalibus, curvis, 13-15 * 4,5-6. 



Hah. in ligno nigricante Populi tricbocarpae, Wasbington, 

 Bingen, Amer. bor. 



7. Sebaclna atrata Burt, Tbel. N. Amer. in Ann. Miss. Bot. Gard. II 2121 

 (1915) p. 765, tab. 27 f. 21, fig. 7. — Fructiflcatione efifusa, 2,5 cm. 

 longa, 1,5 cm. lata, subgelatinosa, arcte aduata, uda grisea, are- 

 scendo griseo-murina, lucenti, margine tenui indeterminato ; in sec- 

 tione 50-160 [x cr., ex hypbis 3 p, cr. aequaliter tunicatis, dense 

 contextis constituta; stratu bymeniali 50-90 [i cr., ex parapbysibus 



2 [JL cr. et basidiis 30 [ji circ. bymenium superantibus constituto ; 

 basidiis longitudinaliter septatis piriformibus, circ. 18*12; sporis 

 byalinis simplicibus, uno latere forma depressis, 8-10 * 6-7. 



Hab. in liguo vetusto arborum, ]S"ew Hampsbire et Massacbu- 

 setts Amer. bor. 



8. Sebaclna Amesii Lloyd, Mycol. Not. 42 p. 576 fig. 810-813 (1910).— 2122 

 Pileo carnoso-spougioso, tuberculiformi v. compresso-globoso, 3-5 cm. 

 diam., 1 cm. cr. ; contextu albo 5-10 mm. cr. , pallido, spongioso, 



