Lejeunea. franz stepham. species hepaticarum (Yol. V, 1915). 



99. Lejeunea setiloba. S. Hep. Am. And. p. 281. 



Monoica pusilla, flavo-rufescens, in cortice csespitans. Caulis ad 

 8 mra. longus, parum longeque ramosus. Folia caulina contigua, obli- 

 que patula, parum concava, in plano ovata (0,67 mm. longa. niedio 

 0, 5 mm. lata) an medium inserta, basi antica truncato-rotundata, apice 

 obtusa, integerrima. Cellulse superse 18X27 [i, basales 18X36 jj., 

 trigonis ntillis. Lobulus mnjusculus (saepe obsoletus) rectangularis, 

 parum longior quam latus, carina recte patens, substricta, stricte in 

 folium excurrens, apice quani basis vix angustiore, obliquc cmargi- 

 nato, angulo apiculato. Amphigasiria caulina ambitu late obconica, 

 transverse inserta, profunde emarginato-bifida, laciniis setaceis, late 

 divergenlibus. Perianthia uno latere innovata, obovata, inllala, a[iice 

 rotundata, quinqueplicata, plicis posticisangustis, longe decurrentibus, 

 plica antica minus producta, rostro valido. Folia floralia perianthio 

 duplo vel tertio breviora, anguste ligulata, quadruplo longiora quam 

 lata, apice obtusa, lobulus duplo brevior, anguste lanceolatus, ad V» 

 solulus, acutus vel obtusus. Amphigastrium floralc. lobulis a.Mjuilon- 

 gum, ligulatum, triplo longius quam latmn, ad mediiim bilidum, sinu 

 angusto obtuso, laciniis anguste Janceolatis cuspidatis acutis porrectis. 

 Androecia sessilia, bracteis trijugis. 



Hab. Ftum Amawnas. Manaos. 



100. Lejeunea setistipa. St. Hedw. 1896, p. 93. 



Monoica, parva, hyalina vel flavescens, foliicola. Caulis ad 15 mm. 

 longus, regulariter longeque ramosus. Folia caulina contigua, subrecte 

 patula, parum concava, in plano late ovata, symmetrica (0,75 mm. 

 longa, medio 0,58 mm. lata) an medium inserta, basi antica truncato- 

 rotundata, apice late rotundata. integerrima. Cellulee superae 27x27 

 basales 27x36 [x trigonis majusculis, in medium parietum nodulosis. 

 Lobulus parvus, folio quintuplo brevior, subquadratus, carina recte 

 patens, substricta, stricte in folium excurrens, apice quam basis vix 

 angustiore, truncato, angulo apiculato. Amphigastria caulina parva, 

 transverse inserta, profunde emarginato-bifida, disco basali integro 

 humillimo, Iacinii> srlai-ei> >ub>lrictis. 1'erianthia uno latere innovata, 

 obovata (0,83 mm. longa, medio 0,5 mm. lata) apice leviter obcordata, 

 rostro longo, 5-plicata, plicis posticis angustis, ad medium decurren- 

 tibus, plica antica subnulla. Folia floralia perianthio duplo breviora, 

 obovato-oblonga, duplo longiora quam lata, apice obtusa vel rotundata, 

 lobulus parum brevior, linearis. ad - solutus. setaceus, vel duplo bre- 

 vior, oblongus, apice late truncatus, acutus. Amphigasirium florale, 



