57 



Nectria thujana (Rehm nov. spec.) Sacc. 

 cfr. Michelia III p. 295. 



Perithecia minutissima, nudo oculo vix conspicua, soli- 

 taria vel bina ternave congregata, conica, globosa, sessilia, 

 apice leviter impressa, purpurea; perithecio parenchymatico 

 rubesccnte. Asci elliptici, teneri, 60/10, 8 spori. Sporidia 

 oblonga, medio subconstricta, demum biscoctiformia, 2-cellu- 

 laria, hyalina, — 11/7. Paraphyses? Jod — . 



Ad folia emortua Cupressi thyoides (white Cedar). Newfield, 

 New- Jersey, U. St. Amerika, leg. Ellis. 



Leptosphäria anthostomoides Rehm nov. spec. 



Perithecia mediocria, globosa, sub epidermide cinereo- 

 vel nigretincta nidulantia, gregaria saepe 2—3 connata, 

 epidermidem collo brevissimo, rotundo, pertuso perforantia 

 ad instar Anthost. Schmidtii. Asci clavati, 8 spori, 105/15. 

 Sporidia elongato-elliptica, recta vel subcurvata, obtusa, fusca, 

 10 cellularia, cellulis mediis prae ceteris majoribus, ad septa 

 denique subconstricta, juvenilia circulo gelatinoso, tenuissimo 

 circumdata, —36/7. Paraphyses filiformes, tenerae, guttulis 

 repletae. Jod — . 



Ad caules putridas aconiti Napelli in alpibus edit. 

 Tyrolensibus juxta glaciem aeternam. 



Asterina cupressina (Rehm sub Venturia nov. 

 spec.) Cooke in Grevillea VI p. 17. 



Perithecia minutissima, punctiformia, atra, plus minusve 

 hemisphärica prosenchymatice contexta ex fibris tenuibus, 

 fuscidulis, gregaria, epidermidi insidentia, hincillinc apice 

 4—6 simplicibus, glabris, obtusis, fuscis, c. 4 mikr. crassis 

 pilis obsessa. Asci crassi, elliptico-pyriformes, sessiles 50/15. 

 Sporidia obtuse-cuneiformia, fere dacryoidea, 2 cellularia, cellula 

 superiore vix 1 / 3 long, totius sporae, inferiore latiore et longiore 

 2 / 3 totius sporae, 1 — 2 magnis nucleis praedita fusca, ad septum 

 valde constricta, 15/6. Paraphyses sparsae, tenerrimae, ramosae. 

 Jod coerulescit ascos. 



In foliis emortuis Cupressi thyoides. Newfield, N. Jersey 

 U. St. Amerika, leg. Ellis. 



Pirottaea erubescens Rehm nov. spec. 



Perithecia primitus globosa, dein urceolata, gregaria, 

 sessilia, extus fuscorubra, ore albido, sicca globoso-contracta, 

 extus rugulosa, humida, urceolato-explanata, disco concavo, 

 pallide flavidulo, parenchymatice fusce contexta, ad margi- 

 nem prosenchymatica, cellulis elongatis, fere filiformibus, 

 p. p. hyalinis et fuscis, distantibus. Asci clavati, 8 spori. 75/8. 

 Sporidia oblonga, obtusa, nucleolis 2 praedita, recta, hyalina, 

 plerumque I sticha, —15/4,5. Paraphyses lanceolatae, acutae, 

 ascos superantes, c. 5 mikr. crassae. Jod 



