Me 
b) exiqua. Viel kleiner und zarter als die Normart, 
zu welcher sie sich ungefähr so verhält, wie Diaporthe vepris 
zu D. rostellata.. Die Mündungen nicht vortretend, kaum 
wahrnehmbar. Sporen 6—7 lang, 2 breit. 
An Rubus caesius. 
Diaporthe (Claerostoma) Helicis n. sp. 
Stroma diatrypeum, basi effusa ligno immersum, in eoque 
superficie crustosum, expansum, medio elevatum, pulvinatum, 
apice cortici interiori adnatum, fere tectum vix erumpens, 
minutum, sordide atrum, intus albidum. Perithecia pauca 
(2—4) in singulo stromate, globosa, majuscula (05 mm.) ostiolo 
brevi, fragile coriacea subcarbonacea, in lumine diaphana 
colore sordide violacea; ascis lanceolatis stipite brevi, 45—55 
lgs., 7—9 Its., sporidiis farcte distichis, fusoidee-oblongis, 
rectis, inaequilateralibus vel parum curvatis, obtusiusculis, 
medio constrictis 4 septatis 4 guttulatisque hyalinis, 10—12 
les., 3—4 Its. 
An Hedera Helix. 
Diaporthe (Tetrastagon) conjunctan.sp. 
Stroma discretum subvalseum, sed e corticis parenchymate 
pallescente, strato angusto cincto, formatum, semiimmersum, 
subpustulatum. Perithecia 5—12 in singulo stromate, ag- 
gregata, innata, subglobosa vel mutua pressione angularia, 
majuscula (300—500 diam.) collis brevibus (perithecii diam. 
paulo longioribus) ostiolis minutis vix superantibus, nunc 
solitariis; ascis lanceolate-clavatis, subsessilibus 64—80 Igs., 
8—9 Its., sporidiis 8, distichis clavate-fusoideis, rectis sed 
saepe inaequilateralibus, medio vix constrictis, 4 cellularibus, 
hyalinis, utrinque obtusiusculis, mucronatis 13—15 Igs., 
4 Its. 
An Ulmus campestris. 
Diaporthe (Euporthe) trinucleata n. sp. 
Stroma maculaeforme, plerumque clongatum, caulium super- 
ficiem nigrificans, parte interiori a parenchymate vix diver 
sum. Perithecia plus minusve stipata, saepe seriata, ligni 
strato extimo immersa, depresse globosa, rostrata, atra. du- 
riuscula, !/, mm. circa diametro. Östiola e basi conoidea 
subceylindrica vertice conica, peritheciorum diametro aequan- 
tia vel superantia,; ascis clavatis sessilibus 8 sporis 45—54 
lgs., 8—9 Its., sporidiis distichis, oblongis, plerumque parum 
cuneatis, seu inferne paulum attenuatis, inaequilateralibu- 
saepe fere cymbiformibus, rarissime subrectis, utrinque ob- 
tusiusculis breve mucronatis hyalinis 2 septatis vix con strictis, 
trinucleata, 13—15 1gs., 4—4!/, Its. 
An dürren Stengeln von Eupatorium cannabinum. 
