(VOL.VI, 1922) FRANZ STEPHANI. SPECIES HEPATICARUM Leioscyphus. 



basales 27 x 54 \i, trigonis magnis acutis. Amphigastria caulina 

 parva, cauli sequilata, oblonga, integra, acuminata vel profunde 

 bifida, laciniis anguste lanceolatis superne setaceis. 

 Hab. Australia orientalis (Ferd. v. Miiller legit). 



44. Leioscyphus bilobatus St. 



Sterilis, mediocris, rufo-brunnea, apicibus flavescentibus, flaccida, 

 rupicola, laxe caespitans. Caulis ad 4 cm. longus, parum longeque 

 ramosus. Folia caulina conferta, erecto-homomalla, valde concava, 

 in plano subrotunda (2,5 mm. lata, 2,5 mm. lata) asymmetrica 

 margine supero late arcuato, infero substricto, apice ad 1/4 inciso- 

 biloba, sinu recto, segmentis late triangulatis obtusis subsequalibus. 

 Cellulge superse 27x27jj., basales 27x36}i, trigonis majusculis, cuti- 

 cula papillata. Amphigastria caulina majuscula, transverse inserta 

 maxime irregulariterque armata laciniis setaceis vel pilosis, plus 

 minus longis, apicalibus longissimis. 



Hab. Falklands Insulse (Skottsberg legit). 



45. Leioseyphus eeuadorensis St. n. sp. 



Dioica, mediocris rigidula, flavo-rufescens, in rupibus humidis 

 csespitans. Caulis ad 5 cm. longus, sparsim longeque ramosus. Folia 

 caulina contigua, erecto-homomalla, maxime concava, squarrose 

 patula, in plano subrotunda (1,67 mm. longa, 1,5 mm. lata) inte- 

 gerrima. Cellulse superae 36 x 36 [x basales 54 x 72 [x trigonis 

 majusculis, cuticula levis. Amphigastria caulina oblongo-elliptica, 

 majuscula (1,17 mm. longa), medio utrinque grosse dentata, apice 

 obtusa. Perianthia cylindrica, plica postica parum producta, apice 

 breviter inciso-sexfida, segmentis triangulatis, irregulariter minu- 

 teque denticulatis, conniventibus. Folia floralia intima reniformia 

 (4,5 mm. lata, 3,5 mm. longa) repanda, leviter crispata, integerrima. 

 Amphigastrium florale intimum magnum, ligulatum 3 mm. longum, 

 apice breviter inciso-bifidum, segmentis triangulatis acutis, sub 

 apice utrinque unispinis, spinis longiusculis subsetaceis. Androecia 

 desunt. 



Hab. Ecuador (Allioni legit). 



46. Leioscyphus Fernandeziensis St. n. sp. 



Sterilis mediocris, flavo-rufescens, rigidula, dense-depresso- 

 csespitans. Caulis ad 2 cm. iongus, sparsim breviterque ramosus. 

 Folia caulina parum imbricata, oblique patula, concava, in plano 

 ovato-oblonga (2,33 mm. longa, inferne 1,33 mm. lata) apice breviter 



254 



