(VOL.VI, 1924) FRANZ STEPHANl. SPECIRR HEPATICARIJM Mastiffohrtjiim. 



nodulosis, cuticula levis. Amphigastria caulina magna, subquadrata 

 (1,5 mm. longa ct lata) sinualim inscrta, basi utrinque appendiculata, 

 appendiculis angustis nudis conniventibus. 



Hab. Guatemala : Alta Verapaz (Tiirckheim legit). 



341. Mastigobryum asymmctricum St. n. sp. 



Sterilis magna robusta rigida, rufo-brunnea. Caulis ad 7 cm. 

 longus, simplex vel furcatus, ramis 3 cm. longus, flagellis spar.sis 

 breviusculis. Folia caulina conferta, decurvo homomalla, in plano 

 oblongo (5 mm. longa, supra basin 2,5 mm. lata, medio 1,75 mm. 

 sub apice 1 mm. lata), valde asymmetrica, margine supero e basi 

 semicirculari substricto, infero stricto vel leviter sinuato, sub apice 

 constricta, apice ipso truncata 1 mm. lata, emarginato-tridentata, 

 dentibus subaequalibus triangulatis acutis. Cellulse superse 27 x 45 fj, 

 parietibus grosse trabeculatis. Amphigastria caulina maxima, reni- 

 formia (2,75 mm. lata 2,25 mm. longa) cordatim inserta, circumcirca 

 inciso-lobata, lobis brevibus obtusis vel rotundatis irregularibus. 



Hab. Nova Guinea (Wm Macgregor legit). 



342. Mastigobryum aterrimum St. n. sp. 



Sterilis, major subatra rigida, in cortice expansa. Fron^ ad 5 cm. 

 longa, regulariter furcata, ramis ad 2 cm. longis, flagellis valde 

 numerosis, longissimis. Folia caulina conferta, recte patula concava, 

 in plano sublinearis, falcata (4 mm. longa, supra basin 2,25 mm. lata) 

 asymmetrica, margine infero valdesinuato, supero e basi rotundata 

 longa arcuato, inferne integerrima, apice trilobata, lobis late trian- 

 gulatis, acutis, minute remoteque denticulatis, sub apice similiter 

 armata.Ce//u/c'e superai 18 x 18 fx trigonis minutis, basales 18x54ji. 

 trigonis majusculis. Amphigastria caulina parva, caule parum 

 latiora, reniformia, sinuatim inserta, apice late truncata, irregula- 

 riter minuteque dentata. 



Hab. Nova Guinea. Fkimen Tami. (Dr. L. Schultze leg.) 



343. Mastigobryum azuayense St. n. sp. 



Dioica major rigida, flavescens, setate fusco-brunnea, corticola 

 et rupicola. Caulis ad 5 cm. longus, regulariter remoteque furcatus, 

 flagellis .sparsis brevibus. Folia caulina contigua, recte patula, 

 decurvo-homomalla, in plano anguste oblonga (4 mm. longa, supra 

 basin 2 mm. lata) asymmetrica, margine supero c basi rotundata 

 substricto, infero leviter sinuato, apice oblique truncata (0,75 mm. 

 lata) emarginato tridentata, dentibus brevibus late triangulatis 



454 



