No. 13] 



NORGES ORTHOTRICHACEÆ. 



51 



Seta lutescens, 0.4 mm. longa, 0.16 mm. crassa, supeme 

 crassior. 



Capsula emergens — subexserta, humida cum collo defluente 

 0.6 mm. longo clavata, sine operculo 1.5 mm. longa, 0.78 mm. 

 crassa, sicca urceolata profunde 16-plicata, lutescens, ætate rufe- 

 scens, vittis aurantio-fuscis 16 3- — 4-seriatis quarum 8 basim 

 sporangii attingunt et 8 paullo breviores, notata; cellulæ coUi et 

 interstitiorum vittarum tenuissimæ, brevissime rectangulæ, margi- 

 nales quadriseriatæ ; stomata ad vel infra medium sporangium bi- 

 seriata, hemiperiphrasta. 



M. Borgen del. 



Et tandpar (-"7i). 



