Sphen., Dichit. KRANZ stepiiani. species hepaticarum (Vol.VI, 1917) 



Folia floralia perianthio diiplo breviora, in plano obovato-oi)conica 

 (0,75 mni. ionga, superne 0,5 mm. lata), apice ad V^ inciso-biloba, 

 lobis triangulatis obtusis vel acutis. Andrcecia desunt. 



Hab. Tirol. (Wollny legit.) 



2. Spenolobus marginatus St. 



Sterilis minor rigidissimus, rufescens, in rupibus pulvinatim caespi- 

 tans. Caulis ad 15 mm. longus, simplex vel furcatus, fuscus fragillimus, 

 validus. Folia caulina contigua, ssepe remota, oblique patula, condu- 

 plicatim concava, in plano subrotunda (1,1 mm. longa et lata) ultra 

 medium inciso-biloba, sinu recto, lobis late triangulatis obtusis. Cellu- 

 Ise superse 27X27 jjl, trigonis majusculis acutis, basales 27X36 [x. 

 trigonis nullis, parietibus validis. Cellulse marginales in facie externa 

 maxime incrassatse. 



Hab. Japonia. Shikaya. (Faurie legit.) 



Dichiton Mont. 



1 . Dichiton gallicum. Douin. 



Planta monoica exigua terricola. Caulis ad 3 mm. longus, simplex vel 

 pauciramosus. Folia caulina parva, imbricata, in plano obovata, ad 

 medium biloba, sinu semirecto obtuso, segmentis triangulatis obtusis. 

 Cellulse super3e 18x18 \x, basales 18X36 ji., trigonis majusculis, in 

 parietibus validis. Perianthia obovata, quinqueplicata, ore amplo late 

 truncato integro. Folia floralia intima maxime conduplicatim concava, 

 in plano 1,5 mm. longa, 1 mm. lata, apice late emarginata, lobis inse- 

 qualibus, antico obtuso, postico truncato. Amphigastrium florale foliis 

 floralibus sequilongum, inferne connatum, medio supero liberum, 

 ovato-oblongum, apice breviter exciso-bifidum, sinu angusto, lobulis 

 triangulatis acutis, marginibus superis ceterum maxime crispatis. 

 Androecia in ramis hypogynis brevibus. Antheridia desunt. 



Hab. Gallia. (Douin legit.) 



Acrobolbus Nees 



1. Acrobolbus dubius St. 



Sterilis mediocris sed grandifolia, rigida, rufescens, in rupibus dense 

 depresso-csespitans. Caulis ad 15 mm. longus, parum ramosus. /^ofoa 



115 



