422 



2. Triquetrclla filiformis d. sp.; cespites latissimi laxissimi 

 intricati lutescenti-virides rigidi decumbentes; caulis eloDgatus 

 tililormis gracillimus prostratus curvatus hie illic brevissime ramu- 

 losus; folia caulina dense conferta appressa madore remote pa- 

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

 natam acutatam recurvam integerrimam producta margine lato- 

 convexa complicata profuDde carinata. nervo angusto flavo sub- 

 excurrente exarata majusciila, e cellulis minutis viridibus tenuiter 

 papillosis subobsciiris areolata. Caetera nulla. 



Habitatio. Australia meridionalis, Adelaide: Hb. Brotb eri 

 1888. 



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

 bentes viridissimi laxissime cohaerentes intricati; caulis uncialis 

 vel ultragracilis in ramulos similes breviores fastigiatim divisus 

 ramosissimus rigidus; l'olia caulina majuscula dense conferta madore 

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

 excisa in iaminam latam oblongo-acuminatam profunde carinatam 

 nervo flavo exeedente cuspidatam 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 l.^s3 in Hb. Melbourne; New South Wales, Delegate: 

 W. Bäuerlen in Hb. Melbourne 1885. 



4. Triquetrella fraf/ilis n. sp.: cespites lati. decumbentes 

 pulvinati viridissimi laxissime intricati ; caulis brevis gracillimus in 

 ramulos breves capillares fastigiatim divisus rigidus fragilis; l'olia 

 caulina dense imbricata ap]»ressa 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 distinete 

 scaberrima. Caetera nulla. 



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

 1895 lg. et misit. 



5. Triquetrella Freissiana Hpe. sub Zygodonte in Linnaea 

 XXX p. 634. Didymodon papillatus Wils. partim: specimina e 

 regione fluminis Swan River. 



Habitatio. Australia occidentalis, Swan River : L. Preiss. 



2. Species Africae. 



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

 Bot. Zeit. 1855. p. 764. 



Habitatio. Alrica australis. Distriet. üitenhage, in sylvis 

 ad Zwartkops-Rivier sub terra, Oct. 1829: Eck Ion; Groenekloof: 

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

 prope Claremont Capitis Bonae Speer A. Rehmann 1875/76. 



7. Triquetrella strictissima (Rehm.). Zygodon stridissimus 

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



