(Vol. V, 1913). franz stephani. species hepaticarum Cerat olejeunea . 

 25 mm. longus, irregulariter multiramosus. Folia caulina imbricata, 

 recte patula, parum concava, in plano ovata, optime symmetrica 

 (0,9 mm. longa, 0,67 mm. lata) apice obtusa, brevi basi inserta, basi 

 antica ionge truncata. Cellulse superae 18x18^, basales 27x36 fi, 

 parietibus validis; ocelli nulli. Lobulus in foliis caulinis majusculus, 

 folio quintuplo brevior, oblongus, recte patens, duplo longior quam 

 iatus, carina leviter arcuata, levi sinu in folium excurrens, apice 

 quam basis subduplo angustiore, oblique truncato, anguJo apiculato ; 

 Lobulus in foliis ramulinis valde aberrans, folio triplo longior, globo- 

 sus, maxime inflatus, carina saccatim, ampliata, recto sinu in folium 

 excurrens, margine supero stricto. Amphigusiria caulina majuscuia, 

 caule duplo latiora, subcircularia, sinuatim inserta, ad medium inciso- 

 biloba, sinu semirecto, lobis acutis. Perianthia parva, foliis caulinis 

 sequimagna, oblongo-elliptica, compresso-inflata (0,75 mm. longa, 

 0,5 mm. lata) apice breviter quadricornuta, cornibus 1 mm. longis, 

 angustis subcylindricis, porrectis obtusis. Folia floralia perianthio 

 parum breviora, obovato-oblonga, obtusa integerrima; lobulus parum 

 brevior, lanceolatus, profunde solutus obtusus. Amphigasirium florale 

 iobulis sequilongum, anguste ellipticum duplo iongius quam latum, ad 

 Vs inciso-bifidum, rima angusta lobis acutis. Androecia in ramis termi- 

 nalia, bracteis 3-4 jugis. 

 Hab. Brasilia orientalis. 



55. Geratolejeunea mascarena St. Bot. Gaz. 1890, p. 284. 



Monoica major rufo-brunnea, in cortice et rupibus laxe eaespitans 

 lateque expansa. Caulis ad 4 cm. longus, irregulariter multiramosus. 

 Folia eaulina parum imbricata, subrecte patula, parum concava, in 

 plano ovata (1 mm. longa, 0,67 mm. lata) subsymmetrica, obtusa vel 

 apiculata, ad medium inserta, basi antica truncata. Cellulae superae 

 18X18 jj., basales 18x36 ji. Ocelli basales 3-4, irregulariter distributi. 

 Lobulus parvus, folio quintuplo brevior, recte patens, subtriangulatus, 

 carina oblique adscendens, levi sinu in folium excurrens, apice quam 

 basis quadruplo angustiore, emarginato, angulo apiculato. Amphigas- 

 tria caulina maxima (0,67 mm. longa, 0,83 mm. lata) sinuatim inserta, 

 subrotunda, apice ad V* inciso-biloba, rima angusta lobis acutis. 

 Perianthia clavata majuscula, duplo longiora quam lata (cornibus exclu- 

 sis) compresso-inflata, quadricornuta, cornibus gracilibus 0,67 mm. 

 longis, lateralibus hamatim divergentibus, posticis porrectis, rostro 

 longo valido. Folia ftoralia perianthio parum breviora, obovato-oblonga, 

 superne irregulariter spinosa et dentata, lobulus parum brevior, ad 

 424 



