(VOL. V, 1913). FRANZ STEPHANI. SPECIES HEPATICARUM Ceralolejcu nea . 



inserta, apice acuta. Cellulse superae 18X18 (i, basales 36 X 36 jj., 

 trigonis parvis; ocellus basalis 27 X45 jjl. Lobulus parvus, folio quin- 

 tuplo brevior, oblique adscendens, oblongus, duplo longiorquam latus, 

 carina bene arcuata, levi sinu in folium excurrens, apice quam basis 

 duplo angustiore, recte truncato, angulo acuto. Amphigastria caulina 

 magna, caule quintuplo latiora, remiformia, transverse inserta, apice 

 ad x /s inciso-biloba, rima angusta, lobis acutis. Perianthia magna, ex 

 angustabasi obovata, compresso-inflata, quadricronuta, cornibusperian- 

 thio duplobrevioribus, posticis porrectis, anticis late divergentibus, om- 

 nibus angustis, attenuatis obtusis. Folia floralia perianthio aequilonga, 

 basi connata, lanceolata, acuta, sub apice remote angulata, lobulussequi- 

 longus, duploangustior, profunde solutus, acutus, integerrimus. Amphi- 

 gastrium florale obovato-oblongum, lobulis utrinque alte connatum, 

 apice ad V* inciso-bifidum, rima angusta, lobis acutis. Andracia ignota. 

 Hab. Africa occidentalis. Kamerun. 



47. Ceratolejeunea Kegelii (L. et G.) St. 

 Syn. : Lejeunea Kegelii L et G. Linnaea 1851. p. 635. 



Dioica major gracillima, in foliis repens. Caulis ad 3 cm. longus, 

 irregulariter multiramosus, ramis confertis, frondem optime clausam 

 formantibus. Folia caulina imbricata, recte patula, parum concava, in 

 plano late ovata (0,83 mm. longa, 0,67 mm. lata) asymmetrica, margine 

 postico stricto, antico valde arcuato, apice obtusa, irregulariter angu- 

 losa, brevi basi inserta, basi antica truncata. Cellulee superse 18 X 18 |A, 

 basaies 18x27 { x, ocellis tres, aggregati 27X45 |a. Lobulus parvus, 

 folio quadruplo, brevior, recte patens, late ovatus, carina leviter 

 arcuata, levi sinu in folium excurrens, apice quam basis parum angus- 

 tiore, recte truncato, angulo spinula hamata armato. Amphigastria cau- 

 lina parva, caule vix latiora, subrotunda, sinuatim inserta, ad medium 

 biioba, rima angusta obtusa lobis triangulatis porrectis acutis. Perian- 

 thia (juvenilia) obovata, apice breviter quadricornuta, cornua vix 

 duplo longiora quam lata, obtusa erecta. Folia floralia perianthio duplo 

 breviora, obovato-oblonga, acuta, integerrima ; lobulus duplo brevior, 

 anguste lanceolatus, acutus vel obtusus, ad medium solutus, superne 

 irregulariter angulatus. Amphigastrium florale lobulis parum longius, 

 apice ad Vs inciso-bilobatum, sinu recto, lobis late triangulatis acu- 

 minatis porrectis. Andrcecia desunt. 



Hab. &uiana. Paramaribo. 



48. Geratolejeunea Karstenii. St. n. sp. 



Sterilis, major, rufo-brunnea, aliis hepaticis consociata. Caulis ad 

 420 



