— 169 — 



Ectropothecium affine Broth, n. spec. — Dioicum; gracile, caespitosum, 

 caespitibus densiusculis, depressis, late extensis, viridissimis, nitidis; caulis 

 elongatus, repens, dense et regulariter pinnatim ramosus, ramis horizontalibus, 

 vix ultra 5 mm longis, valde complanatis, dense foliosis, obtusis; folia caulina 

 et ramea distriba, subfalcatula, lanceolata, caulina breviter acuminata, acuta, 

 marginibus erectis, superne minutissime serrulatis, nervis binis brevibus vel 

 obsoletis, cellulis angustis, punctulatis, ramea obtusiuscula, distinctius serrulata. 

 Caetera ignota. (Taf. XV, Fig. 38.) 



Bukoba-Bezirk: Buddu-Wald, auf am Boden liegenden iVsten (steril im 

 Juni 1907 — n. 226). 



Species E. Engleri Broth, valde affinis, sed foliis rameis obtusiusculis, laxius 

 reticulatis certe diversa. 



Stereodon cupressiformis (L.) Brid. — Rugege-Wald: Stamme und Aste von 

 Hagenia an Waldrandern, ca. 1900 m ii. M. (steril im Aug. 1907— n. 840). ■ — 

 Vulkan - Gebiet: Ninagongo, Corwws-Wald am Siidkrater, ca. 2800 — 2900 m 

 ii. M. (fruchtend im Sept. 1907 — n. 2028); Karisimbi unter Senecio, ca. 3600 m 

 ii. ]\I. (fruchtend im Sept. 1907 — n. 2076) und am Gipfelkegel 4000 — 4500 m ii. ]\I. 

 (steril n. 2086 ex p.). 



t)ber die ganze Erde verbreitet. 



Isopterygium hygrophilum Broth, n. spec. — Autoicum; sat gracile, caespi- 

 tosum, caespitibus laxiusculis, depressis, mollibus, pallide lutescenti-viridibus, 

 hie illic rufescentibus, nitidiusculis; caulis elongatus, repens, per totam longi- 

 tudinem fasciculatim fusco-radiculosus, laxiuscule foliosus, irregulariter sub- 

 pinnatim ramosus, ramis patulis, vix ultra 5 mm longis, complanatis, cum foliis 

 usque ad 2 mm latis, simplicibus, obtusis; folia patentia, concaviuscula, ovato- 

 lanceolata, breviter acuminata, marginibus suberectis, integris, enervia, cellulis 

 anguste linearibus, basilaribus infimis laxioribus, abbreviatis, saepe aureis, ala- 

 ribus paucis, vesiculosis, fusco- aureis; bracteae perichaetii internae erectae, e 

 basi late oblonga sensim subulato-acuminatae, integrae; seta 3 cm alta, tenuis- 

 sima, flexuosula, rubella, superne lutea; theca horizontalis vel subnutans, asym- 

 metrica, oblongo-c^dindrica vel ovalis, sicca sub ore hand constricta, deoperculata 

 macrostoma, leptodermis, lutescenti-fuscidula , laevis; operculum conicum. 

 (Taf. XV, Fig. 39.) 



Rugege-Wald: Ouellbach im Moor, an sehr nassen Zweigen, ca. 1800 m 

 ii. M. (fruchtend im Aug. 1907 — n. 822, 825). 



Species I. luteo-nitenti (Ren. et Card.) Broth, valde affinis, sed foliis patulis, 

 cellulis alaribus vesiculosis, fusco-aureis diversa. 



Plagiothecium Mildbraedii Broth, n. spec. — Dioicum; robustiusculum, caespi- 

 tosum, caespitibus mollibus, densis, late extensis, pallidis, nitidis; caulis procum- 

 bens, usque ad 7 cm longus, parce radiculosus, laxiuscula foliosus, densiuscule 

 vel remotius ramosus, ramis patentibus, plus minusve elongatis, complanatulis, 

 plerumque attenuatulis, simplicibus, obtusis; folia lateralia erecto-patentia, con- 



