(VOL. V, 1913). FRANZSTEPHANI. SPECIES HEPATICARUM Ceratolejeunea. 



cata, pariini concava, in plano ovata (0,83 nmi. longa, 0,67 mn). lata) 

 asymmetrica, margine postico stricto, antico arcuato, ad inedium 

 inserta, l)asi antica longe truncata vel siiiuatim truni-ata. Cellul;e supera? 

 18 {i, inediae 27 [a, basales vix majores, trigonis parvis. Lobulus majus- 

 culus, folio triplo brevior, subrecte patens, oblongus, duplo longior 

 quam latus, carina arcuata, levi sinu in folium excurrens, apice quam 

 basis parum angustiore, oblique truncato, angulo apiculato. Amphi- 

 gastria caulina majuscula, transverse inserta, breviter decurrentia, 

 parum latiora quam longa, ultra mediuin inciso-biloba, rima angusta, 

 lobis late triangulatis apiculatis. Perianlhia parva, ovata (0,9 min. 

 longa, medio 0,67 mm. lata) apice late truncata, leviter emarginata, 

 angulis obtusis, plicis posticis inflatis, longe decurrentibus, apice 

 ampliatis triangulatis obtusis, parum prominentibus. Foliu floralia 

 perianthio aequilonga, obovato-oblonga, apiculata, superne regulariter 

 remoteque dentata ; lobulm subduplo brevior, lanceolatus, ad V^ solutus, 

 acuminatus, acutus vel obtusus, integeri-imus. Amphigastrium florale 

 lobulis subaequilongum, obovatum, liberum, ad V^ emarginato-bilo- 

 batum, sinu amplissimo, lobis late triangulatis porrectis acutis. Andra- 

 cia numerosa, magna, bracteis ad 8 jugis. 



Hab. Brasilia. Rio Negro. 



84. Ceratolejeunea Schwaneckei St. Hedw. 1895, p. 237. 



Dioica, fusco-brunnea, major, in cortice dense depresso-csespitans. 

 Caulis ad 5 mm. longus, irregulariter multiramosus Folia caulina 

 parum imbricata, recte patula, subplana, late ovata(l,5mm. longa, 

 1,17 mm. lata) asymmetrica, margine postico leviter arcuato, antico 

 magis curvato, brevi basi inserta, basi antica longe truncata, apice 

 subacuta, sub apice paucidenticulata. Cellulx superae 27 [i, basales 

 27X57 [1, ocellus basalis 27X76 [j., trigonis nuUis. Lobulm exiguus 

 (ssepe obsoletus) folio sextuplo brevior, subtriangulatus, carina sub- 

 stricta, oblique adscendens, levi sinu in folium excurrens, apice quani 

 basis triplo angustiore, recte truncato, angulo apiculato, sub apice 

 leviterconstrictus./lm/)A?^as/nfl caulina maxima, cordiformia(0,83 mm. 

 longa, inferne 1,17 mm. lata; superne late acuminata, apice ad Vs inciso- 

 biloba, rima angusta, lobis late triangulatis acutis. Perianthia inagna, 

 inflata, oblonga, longe quadricornuta, cornibus lateralibus parum lon- 

 gioribus, leviter divergentibus, angustis obtusis, posticis parumbrevio- 

 ribus, ceterum similibus, minus divergentibus, rostro parvo. Folia 

 floralia perianthio breviora, obovato-oblonga, apice valide dentata ; 

 lobulus parum brevior, lanceolatus, ad ^jz solutus, acuminatus, acutus, 



440 



