(VOL. V, 1913). FRANZ STEPHANi. SPECIES HEPATlCAHUM Ceratolejeuiiea. 



truncato-rotundata, integerrima. Perianthia majuscula, obovato-obcu- 

 neata (1,33 inm. longa, apice 1 mm. lata) inflata, apice late emarginato- 

 biloba, iobis parum prominulis, compressis oblique lateque truncatis ; 

 plicis posticis valde aberrantibus, angustis, longe decurrentibus, apice 

 inflatis, brevitei- prominentibus, ipso apice rotundatis. Folia floralia 

 caulinis parum majora, valde concava, obovata, apice rotundata ; lobulus 

 parum brevior, admedium solutus, obovato-oblongus,apice rotundatus. 

 Amphigastrium florale lobulis utrinque breviter connatum, spathulatum, 

 apice rotundatum vel leviter retusum, foliis floralibus parum brevius. 

 Andrcecia desunt. 



Hab. Brasilia orientalis. 



94. Ceratolejeunea umbonata St. n. sp. 



Monoica, mediocris, brunnea, in cortice subpulvinata. Caulis ad 

 2 cm. longus, regulariter breviterque pinnatus. Folia caulina dense 

 imbricata, recte patula valde concava apiceque arcte decurva, in plano 

 ovato-elliptica (1,33 mm. longa, 0,83 mm. lata) subsymmetrica, acuta, 

 integerrima vel sub apice paucidenticulata, brevissima basi inserta, basi 

 antica longe truncata. Cellulss superse 18 (x, basales 27 X36 {j. trigonis 

 parvis ; ocelli nulli. Lobulus parvus, folio quintuplo brevior, ovato- 

 triangulatus, carina oblique adscendens, leviter arcuata, levi sinu in 

 folium excurrens, apice quam basis subtriplo angustiore, emarginato, 

 angulo spinula hamata armato. Amphigastria caulina gigantea, foliis 

 fere aequimagna (0,83 mm. longa, 1 mm. lata) profunde cordata, ad V* 

 inciso-biloba, laciniis lata triangulatis apiculatis, sinu angusto. Perian- 

 thia magna, clavata (1,33 mm. longa, superne 0,75 mm. lata) apice 

 truncata,angulisobtusis, umbonatimprominulis, plicis posticis breviter 

 decurrentibus lateque divergentibus, apice similiter umbonatis. Folia 

 floralia perianthio sequilonga, obovato-oblonga, apiculata, sub apice 

 sparsim denticulata. Lobulus folio parum brevior, anguste lanceolatus 

 vel linearis, ad V^solutus, acutus, integerrimus. Amphigastrium florale 

 lobulis aequilongum, obovatum, lobulis breviter connalum, apice ad V* 

 emarginato-bifidum, sinu angusto, lobis lale triangulatis acutis, extus 

 paucidentatis. Andracia sessilia, bracteis trijugis. 



Hab. Africa occidentalis. Kamerun. 



95. Ceratolejeunea usambarensis St. n. sp. 



Monoica, minor, rufo-brunnea, in cortice laxe csespitans. Caiilis 

 ad 15 mm. longus, irregulariter breviterque pinnatus et bipinnatus. 

 Folia caulina imbricata, valde concava apiceque decurva, in plano late 

 ovata (1,33 mm. longa, medio 1 nim. lata) asymmetrica, margine postico 



