ei 
356 
U. acervulis amphigenis, gregariis, submagnis, quasi patellae- 
formibus, primo epidermide tectis, demum cito liberis, concavis, 
pulveraceis, aterrimis; sporis exacte globosis, episporio laevi, 
.tenui, brunneis, 24-32 mm. diam, 
Ad Ipomoeue argyreotdis Chois. folia viva sacpe socia Aeci- 
dit Ipomoeae Thüm., pr. Klyn Visch Rivier juxta Somerset-East, 
Promont: bonae spei. Febr. 1876, Leg. P, Mac Owan, (no. 1226.) 
115. Ustilago Carbo Tul. Mem. fanı, Ustilaginees p. 78, 
f. Cynodontis Dactylonis. 
In spieis vivis, subevolutis Cynodontis Dactylonis Pers. pr. 
Somerset-East, Promont: bonae spei. 1877. Leg. P, Mac Owan. 
116, Cysiopus Blii De By. in Ann, sc, natur. 1864. XX. 
p- 127. 
f. Oyathulae lappulaceae. 
Ad Cyathulae lappwlaceae Mog. Tand. folia viva pr. Somerset- 
East, Promont: bonae spei. Aprili 1877. Leg. P. Mac Owan, 
117. Dialrype Mac Owaniana Thüm. nov. spec. 
D. stromate orbiculari, elevato-subdiseiformi, convexo, erum- 
pente, epidermide subeincto, aterrimo, intus homogeno albo; 
ostiolis crasso-punctifornubus, atris, rotundis; peritheeiis numero- 
sis; subglobosis; aseis gracilibus, eylindrieis, subcurvatis, apice 
basive angustatis, hyalinis, octisporis, longissime stipitatis, 32— 
36 mm. long., 6 mm. crass; sporis eylindricis, utrinque rotun- 
datis, binucleatis, simplicibus, arcuatis, hyalinis, vel dilute fla- 
vescentibus, 5—7 mm. long., 1.5—2 mm. crass.; paraphysibus 
numerosissimis, eylindricis, simplicibus, apice acutatis, hyalinis. 
In ramulis emortuis Cassineus capensis Lin. in sylvis montis 
„Boschberg* pr. Somerset-East, Promont: bonae spei. Leg. P. 
Mac Owan. (no. 1264.) 
118. Angelina nigro einnabarina Berk. et Curt. Fungi Cuben- 
ses in Journ. Linn. Soc, X. p. 373. 
In eortice vetusto arborum frondosarum pr. Somerset-Bast, 
Promont: bonae spei. 1876. Leg. P. Mac Owan. (no, 1265.) 
119. Asterina sphaeroascus Thüm. nov. spec. 
A. mycelio vel stromate tenui, plus minusve orbiculato, 
stellato-dendritico, nigro; hyphis inaequalibus, griseo-fuseis, 
repentibus, longis, ramosis; peritheeiis ıinutis, numerosis, 
granuloso-punctiformibus; ascis exacte sphaerieis, episporio 
crassissimo, laevi, quadrisporis, hyalinis vel flavescentibus, 35 
mm. diam; sporis elliptieis, utrinque rotundatis, bicellularibus, 
medio constrietis, dilute flavidis demum fuscidulis, pellueidis, 
