422 



2. TriquctreUa fdiformis n. sp.; cespites latissimi laxissimi 

 intricati lutescenti-virides rigidi decurabentes; caulis eloogatus 

 filiibrmis gracillimus prostratus curvatus hie illic brevissime ramu- 

 losiis; folia caulina dense conferta appressa madore remote pa- 

 tentia, e basi decurrente in laminam latiusculam oblongo - acumi- 

 Dalam acutatam recurvam integerrimam producta margine lato- 

 convexa complicata profunde carinata, nervo angusto flavo sub- 

 excurrente exarata majuscula, e cellulis minutis viridibus tenuiter 

 papillosis subobscuris areolata. Caetera nulla. 



Habitatio. Australia meridionalis, Adelaide: Hb. Brotb er i 

 1888. 



3. Triquetrella Richardsiae n. sp. ; cespites latissimi decum- 

 bentes viridissimi laxissime cohaerentes intricati; caulis uncialis 

 vel ultragracilis in ramulos similes breviores fastigiatim divisus 

 ramosissimus rigidus; folia caulina majuscula dense conferta madore 

 erecto-patula plus minusve recurva nee remota, e basi decurrente 

 excisa in laminam iatam oblongo-acuminatam profunde carinatam 

 nervo flavo excedente euspidatam protracta integerrima sed tener- 

 rime papulosa, margine lato-convexa vel revoluta, e cellulis minutis 

 subobscure viridibus rotundis areolata. Caetera nulla. 



Habitatio. Australia meridionalis, Fowler's Bay: Mrs. 

 Richards 1883 in Hb. Melbourne; New South Wales, Delegate: 

 W. Bäuerlen in Hb. Melbourne 1885. 



4. Triquetrella fragilis n. sp. : cespites lati. deeumbentes 

 pulvinati viridissimi laxissime intricati ; caulis brevis gracillimus in 

 ramulos breves capillares fastigiatim divisus rigidus fragilis; folia 

 caulina dense irabricata appressa madore recurvo-patula nee re- 

 mota minuscula, e basi decurrente excisa in laminam lato -oblongo- 

 acuminatam cuspidatulam integerrimam producta, margine lato- 

 convexa vel revoluta, profunde carinata, nervo angusto subexcur- 

 rente exarata, e cellulis angulate rotundis areolata, ubique distincte 

 scaberrima. Caetera nulla. 



Habitatio. Australia, Victoria. Dimboola, in terra: F. Reader 

 1895 lg. et misit. 



5. Triquetrella Preissiana Hpe. sub Zygodonte in Linnaea 

 XXX p. 634. Didyniodon xiapillatus Wils, partim: specimina e 

 regione fluminis Swan River. 



Habit^atio. Australia occidentalis, Swan River: L. Preiss. 



2. Species Africae. 



6. Triquetrella tristicha C. Müll. Zygodon tristichus ej. in 

 Bot. Zeit. 1855. p. 764. 



Habitatio. Africa australis. District. üitenhage, in sylvis 

 ad Zwartkops-Rivier sub teira, Oct. 1829: Eckion; Groenekloof: 

 Breutel; Campsbay. Tafelberg, Rondehous in rupibus, in sylvis 

 prope Claremont Capitis Bonae Spec. : A. Rehmann 1875/76. 



7. Triquetrella strictissima (Rehm.). Zygodon strictissimus 

 Rchm. in Muse, austro-afrieanis (1875—77) No. 144; cespites lati 



