152 si 
cis obtusis erassis in ramulos dense appressos diehotome di- 
visis; folia caulina dense erecto-conferta humere parım pa- 
tentia haud spiraliter contorta brevia, e basi oblonga pallidä 
ligulato-angustata obtusa maxime opaca, membrana scariosa 
hyalına in pilum plus minus longiusculum tenuem fexuosum. 
protracta ad basin pili utrinque dentiformi -excisa saepius 
laceratä coronata, profunde coneava, integerrima, nervo in 
pilum deseriptum exeunte valido ferrugimeo, cellulis bası 
elliptieis inerassatis pallidis ad plieas tuberenlosis apice 1i- 
gulato quadratis inerassatis ob papillas tuberculosas grossas 
veluti lamellosis; perich. oblonge-lanceolata in pilum basi 
minus ımembhranacenm producta, e cellulis pallidis elliptieis 
incrassatis ubique -arcolata, profunde concava integerrima; 
theca in ped. brevinsenlo rubente spiraliter torto rigida 
erecta cylindraceo-oblonga microstoma leviter alato-plicata 
rubiginosa, gymnostoma, operculo acicnlari recto, calyptra 
magna theca longiore valde profunde laciniata sordida pilo- 
siuscula. 
Patria. Brisbane River Novae Hollandia orient., ubi 
Amalie Dietrich 1864 specimina pauca inter Macro- 
mitria alia collegit. 
Flores masculi in ramo fertili aggregati 3—4 amoene 
auraufiaci, foliis parvis cochleariformi- ovatis mucronulatis 
abique praesertim apice erenato-serratis laxe reticulatis 
enerviis, antheridiis brevibus turgidis. — .Species ob folii 
apicem lamelleso-tuberculesum atque pilum basi exeiso-mem- 
branaceum scariosum argyraceo- hyalinum solitaria et di- 
stinctissima, quare sectionem „Argyrothrix“ propono notis 
sequentibus: 
Folia in pilum wembranaceum scariosnm profracia apiee 
lamelloso-tuberculesa. 
