576 I\> rennmycetfp, Hypocreacese, Hyalodidymae, Nectria. 



37. Hectria MeliaB Earle, Bull. Torr. Bot. Cl. 1898, p. 364. - Cch- 2oj 

 spitosa; peritheciis 3-4, rarius usque 12-16 jn stromate promiuente 

 obscure bruuneo v. nigrescente '/,-1 nim. diam., '/, mm. alto, ag- 

 gregatis, 300-400 cliam., rubro-brunneis, ^etate obscure brunneis, 

 vulgo collabascentibus, superiicie tuberculis obtusis subconicis pne- 

 ditis, non pilosis; ascis ca. 70-80^1*8-10; sporidiis uionostichis utrin- 

 que subacutis, subflavidis, 16-18 «4-6; conidiis in stromate imm?.- 

 turo numerosis, ca. 6 « 1, non vel curvulis. 



Hdb. in ramis emortuis Meliaj Azedarach, Auburn, Ala- 

 baraa Amer. bor. — Ad N. cinndharinam accedit, sed differt pe- 

 ritheciis obscurioribus minoribusque et stromate minori, obscuriori, 

 magis prominenti. An potius ad sect. Eii-Xectrice ? 



IV. Lasionectria Sacc. 



38. Nectria silvana Mout. IV Not. Ascom. nouv. pag. 49 [BuU. Soc. '^ 

 bot. Belg. 1900], t. II, fig. 14. — Peritlieciis superficialibus, glo- 

 ix)8is, '/g mm., primo rosellis dein rufis, vertice applanato in sicco 

 ''oncavo, ostiolo poriformi, pilis discretis v. coalitis, eseptatis, usque 

 70 ^ 2'/.„ primo candidis dein fuseidulis hirsutis; ascis clavatis 

 apice truncatis, opercnlo bifoveolato, octosporis, 65-70 ^ 8, para- 

 physibus pareis (mucosis); sporidiis biseriatis, oblongis, rectis, 12- 

 14 %-. 3'/,, hyalinis, medio septatis et vix constrictis, loculis 2-gut- 

 tulatis; conidiis in mycelio vel in pilis nascentibus ellipticis, hya- 

 linis, 4 -^ 2. 



Hah. in eaule A n g e 1 i c ?e s i 1 v e s t r i s, prope Liege BelgiL 



39. NeGtria sensitiva Eehm, Hedw. 1900, p. 222, fig. 6. — Perithe- « 

 ciis in mycelio Meliolce parasiticis, epiphylli»', sparsis, conoideis, 

 dilutissime roseolis, 60 f;.. diam., piUs sparsis rectis v. subcurvatis 

 obtusis septatis byalinis usque 100 « 5 obsessis; ascis fusiformi- 

 ciavatis, 50-60 « 10, octosporis ; sporidiis distichis, oblongis, obtu- 

 sis, rectis, guttulis oleosis quatuor prseditis (an denium 2 vei 4- 

 Gellularibus ?), hyalinis, 10^3; paraphysibus filiformibus, teneris. 



Hah. in foliis Mimosace;e, Rio de Janeiro Brasiliie (Ule), 



40. Nectria leueocoma Starb. Bih. KT. Svensk. Vet.-Akad. Handl. 

 Bd. XXV. Afd. III. n. 1, pag. 28 (1899). — Peritheciis 4-15 in 

 acervulos sparsos '/,-1 mm. diam. confluenter aggrega-tis, sphas- 

 roidcis, vix papillulatim ostiolatis, pihs fasciculatim conglutmatis 

 rigidis ereetis interdum mollioribus varie flexucsis hyalinis v. sor- 

 dide olivascentibus .septatis apice obtusiusculis, e basi perithecii 

 eieuntibus ad 250 a. longis, ca. 10 jj.. latis obvolutis, atro-purpu- 



