(VOL. V,1913). franz stephani. species hepaticarum Ceratolejeunea. 



88. Ceratolejeunea Splitgerberiana Mont. Surinam. 



89. Ceratolejeunea Syszyloviczii Loitl. Peruvia. 



90. Ceratolejeunea tenuicornuta St Brasilia orient. 



91. Ceratolejeunea tahitensis St. n. sp. Insulae Oceanicae. 



92. Ceratolejeunea Thwaitesiana (Mitt.). Ceylon. 



93. Ceratolejeunea Uieana St. Brasilia orient. 



94. Ceratolejeunea urabonata St. n. sp. Africa occidentalis. 



95. Ceratolejeunea usambarensis St. Africa orientalis. 



96. Ceratolejeunea valida Evans. Puertorico. 



97. Ceratolejeunea variabilis Ldbg. America tropica. 



98. Ceratolejeunea vitiensis St. n. sp. Insulae vitienses. 



99. Ceratolejeunea Wallisii St. Ecuador. 



100. Ceratolejeunea Zenkeri St. n. sp. Africa occidentalis. 



1. Ceratolejeunea auriculata Schffn. Exped. Gazelle, 1889, 

 IV, p. 30. 



Monoica mediocris, rufo brunnea, in cortice csespitans. Caulis ad 

 25 ram. longus, irregulariter multiramosus. Folia caulina conferta, 

 rectepatula, parum concava, in plano ovato-triangulata (1,1 mm. longa, 

 basi 1,1 mm. lata) asymmetrica, margine infero stricto, supero late 

 arcuato, apice obtusa, brevi basi inserta, basi antica Ionge truncata, 

 integerrima. Cellulse supera 27 x27 u, infera 27 X 36 |i, trigonis nullis ; 

 ocelli 27 x 36 u,, numerosi, laxe distributi. Lobulus parvus (saepe 

 obsoletus) folio sextuplo brevior, late conicus, carina oblique adscen- 

 cens substricta, levi sinu in folium excurrens, apice quam basis duplo 

 angustiore, recte truncato, angulo acuto. Amphigastria caulina caule 

 sextuplo latiora, parum latiora quam longa, leviter sinuatim inserta, 

 apice inciso-bidentula, lobulis obtusis. Perianthia uno latere innovata, 

 magna, obovato-oblonga (1,67 mm. longa, medio 0,83 mm. lata) apice 

 profunde obcordata, plicis posticis angustis, ad medium decurrentibus, 

 apice in cornua mutatis, cornibus brevibus, angustis, leviter conniven- 

 tibus, apice obtusis, rostro parvo. Folia fioralia perianthio aequilonga, 

 anguste oblonga (1,67 mm. longa, medio 0.67 mm. lata) apice 

 rotundata. Lobulus duplo brevior, anguste lanceolatus, ad 2 /a solutus, 

 obtusus. Amphigastrium (lorak perianthio parum brevius, obovato- 

 oblongum, subspathulatum, lobis utrinque breviter connatum, apice 

 brevissime excisum, dentibus obtusis. Androecia sessilia, bracteis 

 3-4 jugis. 



Hab. Insulae Hannover et Bougainvilk. 



394 



