244 Dotbideaceae, PhragmosporiC, Homostegia. 



culis nuUis v. vix manifestis, pallescentibu?; stromatibus amphi- 

 genis, sa^pius tamen hypophyllis, subneurophilis, innato-erumpeuti- 

 bus, parvulis, 0,5-1 a. diam., irregulariter orbicularibus, sparsis, ra- 

 rius aggregatis v, confluentibus, subpuccinioideis, pulvinatulis, pri- 

 rao tomento albo tectis (an status conidici residuis?), dein nudis, fu- 

 sco-rubiginosis, postremo fusco-atris, granulosis (e loculis promi- 

 nulis), coriaceis, contextu indistincto, opaco; loculis dense consti- 

 patis, ad tertium vel medium usque prominulis, ovato-snbconicis, 

 150-200 u. diam,, nucleo albo farctis; ascis sursum rotundatis cras- 

 seque tunicatis, deorsum breviter attenuato-pedicellatis, paraphy- 

 sibus filiformibus, simplicibus, densis obvallatis, 8-sporis; sporidiis 

 distichis, elliptico-elongatis v. subfusoideis, utrinque acutiuscule 

 rotundatis, 18-20 ::; 4-5, rectis v. leniter ina?quilateralibus, primo 

 medio 1-septato-constrictis, loculis raajuscule 2-guttuIatis, utrinque 

 appendice globuliformi, parvula ornatis, hyalinis, dein exappendi- 

 culatis, 3-septatis, ad septa non constrictis, dilute fumosis. 



Ilab. ad folia viva Eupator^ii tinctorii in uliginosis prope 

 Peribebuy IJras. 

 *2. Montagnella tumefaciens (E. et Harkn.) Berl. et Vogl. Sphceria ''^i' 

 tumefaciens EU. et Harkn. in .Journ. of Myc. 1886, pag. 41. — 

 Peritheciis crustaceis, hemisphaericis, ^j^- j-, mm. diam., nigris, ru- 

 gosis, stipatis, crusta stromatica per rimas longitudinales corticis 

 erumpente, seriesque dense compactas, continuas v. interruptas efti- 

 ciente, 3-5 cm. longas unitis; ascis 100-120:^10-12, subcylindra- 

 ceis, copiose paraphysatis ; sporidiis ssepe distichis, cylindraceo- 

 fusoideis, leniter curvis, 3-septatis, lutescentibus, 25-30:^6-7. 



Jldb. iri ramulis emortuis A rtemisiae californicae in Mon- 

 te Diabolo et Cala Amer. bor. — Habitu Doihidece morbosce si- 

 milis a qua peritheciis seriatim dispositis, nec non sporidiorum fa- 

 brica differt. « An Rhopographus?n. 



HOMOSTEGIA Fuck. — Sacc. Syll. II, p. 649. 



■•I. Homostegia Pelvetii (Hepp) Linds. Trans. Roy. Soc. Ed. XXIV, 73i 

 p. 450, Cooke in Grevillea XHI, p. 66. Celidium Pelvelii Ilepp 

 Eur. n. 580. — Ascis clavato-saccatis, 45 s 12, octosporis ; sporidiis 

 ellipticis, uniseptatis, hyalinis v. subluteolis, llc;6. 



Ilab. parasitice iu Sticta aurata in Germania et Rritannia. 



*.■'. Homostegia Alblzziae (Cooke) Herl. et Vogl. Phyllachora Albiz- 7ni 

 zia^ Cooke in Grevillca XIII, p. ()5, Pothidea vivenfis var. Al- 

 bizzitv Cooke. — • Eiiiphylla, minuta, convexa, nitida, vix 1 mm. 



