132 V. F. BROTHERUS AND W. W. WATTS. 



Arthrocormus Doz. et Molk. 



A. Schitnperi D. et M. 



Tangoa, Santo: Bowie, 1906 (Hb. Watts, 61, comm. J. R. 

 Murdoch). Previous record: The Sunda Islands. 



Exodictyon Card. 



E. dentatum (Mitt.) Oard. 



Tangoa, Santo: Bowie, 1906 (Hb. Watts, 74, comm. J. R. 

 Murdoch), 1909 (76, 79, 80); Futuna: Gunn, Oct. 1912 (288). 

 Previous record : Samoa. 



E. subscabrum (Broth.) Oard. 



Santo: Bowie, 1909 (Hb. Watts, 43). Previous record: Papua. 



FISSIDENTACEyE. 



Fissidens Hedw. 



F. (Semilimbidium) subscabrisetus Broth, et Watts, n.sp. 



Dioicus; gracilis, csespitosus, cgespitibus densiusculis, viridis- 

 simis, opacis; caulis usque ad 5 mm. longus, infima basi fusco- 

 radiculosus, dense foliosus, simplex; folia usque ad 15-juga, erecto- 

 patentia, infima minuta, dein multo majora, oblongo-lingulata, 

 breviter acuminata, acuta, usque ad 1:5 mm. longa et 0*4 mm. lata, 

 integerrima, lamina vera ad medium folii producta, inferne indis- 

 tincte limbata, lamina dorsali ad basin nervi enata ibidemque 

 rotundata, nervo flexuosulo, infra summum apicem folii evanido, 

 cellulis minutissimis, rotundato-hexagonis, valde chlorophyllosis, 

 papillosis; seta c. 1*5 mm. alta, tenuis, lutescens, scaberula; theca 

 suberecta, minuta, ovalis, sicca deoperculata sub ore constricta, 

 pallida. Caetera ignota. 



Paama: Gunn and Frater, June 1912 (Hb. Watts, 255). 



Species F. scabriseto Mitt, affinis, sed inflorescentia foliorum 

 forma et lamina vera indistincte limbata dignoscenda. 



OALYMPERAOE^]. 



Syrrhopodon Schwgr. 



S. albo-vaginatus Schw. 



Aneityum: Gunn, 1913 (Hb. Watts, 500 ex p.). 



