121 



50. Didyraella glacialis Rehm nov* spec. 

 Perithecia minuta, globosa, atra, parenchymate foliorum 



denigrato imraersa ejusque superficiera papilla conoidea atra 

 vix superantia, gregaria. Asci clavati, 8 spori, —50/9. 

 Sporidia elliptica, subacutata, inaequilateralia, 2 cellularia, 

 utraque cellula magno nucleo 1 instructa, hyalina, disticha, 

 —12/3. Paraphyses filiformes. Jod — ♦ 



Ad folia graminea sicca prope Taschach -Gletscher in 

 valle Piz alpium Tyrolensium, alt c. 6200'. Dr. Rehm. 



51. Pleospora laricina Rehm nov, spec. 



j ^ Perithecia hemisphärica, atra, sparsa, primitus cortici 



innata, dein sessilia, dimidiata, poro vix perspicuo pertusa. 

 Asci clavati, crassi, 4—8 spori, 150/12. Sporidia biscocti- 



I formia, obtusa, 2 blasta, dein utraque parte transverse 1 — 



denique 3 septata, longitudinaliter 2—3 septata, hyalina, 

 demum flava. 1— 2,sticha, 30/16 Paraphyses ramosae, 

 crassae. Jodii ope episporium coerulescit. 



^ Ad ramum Laricis europ. prope Gries in valle Seilrain 

 alpium Tyrolensium. Dr. Rehm. 



52. Leptosphäria saprophila Rehm nov. spec. 

 Perithecia parvula, gregaria, globosa, apice subumbilicata, 



sessilia, atra, basi hyphis fuscis, ramosis circumdata. Asci 

 subfusiformes, 8 spori, crassi, 7515. Sporidia elliptica, medio 

 subconstricta, 2 plerumque 4 cellularia, hyalina, disticha, 

 24/6. Paraphyses ascos superantes, ramosae? Jod 



nanae prope Kühtai 



i 



6200' alt. Dr. Rehm. 



53. Triehosphäria byssophila Rehm nov. spec. 

 Perithecia minutissima, solitaria, oculo nudo vix per- 



spicua, atra, globosa, subfusce parenchymatice contexta, 

 apice setis rigidis, brevibus, simplicibus, acutis, septatis, fuscis, 

 c. 3,5 rnikr. crassis obsessa, in hyphis fuscis Tapesiae in- 

 sidentia. Asci elliptici, apice incrassati, 8 spori, 60/9. Spo- 

 ridia cylindriea, utrimque acutata, subcurvata, 6 cellularia, 

 hyalina, 3 sticha, — 24/4. Paraphyses ramosae. In thallo 

 Tapesiae prunicolae ad Alnum viridem prope Rietziern al- 

 pium Allgoviae bav. Britzelmayr. 



54. Triehosphäria erysiphoides Rehm nov. spec. 

 Perithecia minima, nudo oculo vix conspicua, sessilia, 



globosa, basi hyphis fuscis, teneris, crebris circumdata et 

 pilis brevibus, acutatis, septatis, simplieibus, fuscis obsessa, 

 parenehymatica, atra. Asci ovales, apice paullulum incras- 

 sati, 4—6 spori, 45/10. Sporidia paralleia, lineari-fusiformia, 

 reeta vel subeurvata, nucleis parvulis praedita, 1 (?) cellularia, 

 hyalina, — 40/4. Paraphyses paucae, filiformes. 



Ad caules siccas Vaccinii uliginosi prope Kühtai (Oetz) 

 alpium Tvrolensium. alt. c. 6500'. Dr. Rehm. 





