ReclolcjeiDica. FHANZ STEPIIANI. SPECIES IIEPATICAUUM ( VoL. V, 1<.)1 ij. 



oblique adsccndeiis, aiuplo sinu in roliuin cxcurrens, apicc quain basis 

 duplo angustiore, exciso, angulo acuto. Amphigaslria caulina parva, 

 caule paruin latiora, transverse inserta, subrotunda, ad inedium inciso- 

 biloba, sinu recto, lobis obtusis. Pcrianthia uno latere innovata, magna, 

 pyriroriiiia (1,17 mm. longa, superne 0,67 mm. lata) apice ruluiulala, 

 rostro valido, plicis posticis longe decurrentibus, angustis. Folia flora- 

 lia parva, perianthio duplo breviora; anguste obovato-oblonga, obtusa, 

 lobulo duplo breviore, breviter soluto, lanceolato, obtuso. Amphiga.s- 

 trium florale perianthio triplo brevius, oblongo-obconicum ad ^/3 bifi- 

 dum, rima angusta obtusa, lobis lanceolatis acutis. Androecia sessilia, 

 bracteis trijugis. 



Hab. Brasilia oricntalis. Apiahy. 



3. Rectolejeunea assurgens (S.) St. 



Syn. : Chcilolcjcunea assurgens S. Hep. Am. And., p. 256. 



Dioica pusilla flavescens vel rufescens, rigidula, dense depresso- 

 csespitans, aliisque hepaticis consociata. Caulis ad 12 mm. longus, 

 irregulariter multiramosus. Folia caulina imbricata, recte patula, 

 parum concava, in plano ovata (0,67 mm. longa, medio 0,5 mm. lata, 

 asyinmetrica, margine infero stricto, supero arcuato, apice rotundata, 

 ad medium accreta, basi antica truneato-rotundata. Cellulie superae 

 18X27 [j,, trigonis magnis, medio nodulosis, basales 18X36 pi trigonis 

 magnis in parietibus validis. Lobulus majusculus, folio quadruplo bre- 

 vior, in situ subrectangulatus, parum longior quam latus, in plano late 

 ovatus, carina substricta, levi sinu in folium excurrens, apice quam 

 basis duplo angustiore, recte truncato, angulo apiculato. Amphigastria 

 caulina minima, cauli sequilata vel parum latiora, inferne leviter obcu- 

 neata, transverse inserta, superne utrinque angulata, apice ad V^ 

 inciso-biloba, sinu recto, lobis late triangulatis acutis. Flores feminei 

 uno latere innovati. Folia floralia caulinis multo majora (1 mm. longa, 

 medio 0,5 mm.lata) obovato-oblonga, apice rotundata, lobulus duplo vel 

 tertio brevior, linearis, breviter solutus, apice ohtusus . Amphigastrium 

 florale foliis floralibus parum brevior, spathulatus, duplo longiorquam 

 latus, apice breviter inciso-bidentulus, dentibus acutis. Reliqua desunt. 



Hab. Rio Negro, San Carlos. 



4. Rectolejeunea Berteroana (G.) Evans. Torr. Bot. Cl. 1906 

 p. 12. 



Syn. : Lejeunea versifolia G. in Wright, Ilep. Cubenses. 



Odontolejeunea Berteroana (G.) St. Hedwig. 1888, p. 282. 

 Cheilolejeunea versifolia (G.) Schtfn. Bot. Jahrb. 1897, p. 597. 

 681 



