(Vol. V, 1913). franz stephani. SPECIES HEPATICARUM Harpalejeunea. 



Cellulse superae 18 [j., basales parum longiores, trigonis nullis. Lobulus 

 majusculus, folio triplo brevior, ovato-oblongus, oblique adscendens, 

 duplo longior quam latus, carina valde arcuata, recto sinu in folium 

 excurrens, apice quam basis duplo angustiore, truncato, angulo obtuso, 

 sub apice constrictus. Amphigastria caulina magna, caule quadruplo 

 latiora, reniformia, leviter sinuatim inserta, apice breviter incisa, sinu 

 recto, lobis late truncato-rotundatis. Perianthia parva, ambitu obovata, 

 (1 mm. longa, 0,58 mm. lata) quinqueplicata, plicis alte inflatis, apice 

 umbonatim prominulis, sub apice constrictis, dein quasi breviter 

 obtuseque cornutis, plica antica angustiore, rostro longo angusto. 

 Folia floralia perianthio subaequilonga, lanceolata, apiculata, fere ad 

 basin usque irregulariter denticulata ; lobulus parum brevior, anguste 

 lanceolatus, canaliculatim concavus, profunde solutus, acutus, integer- 

 rimus. Amphigastrium florale obovato-obcuneatum, apice breviter 

 emarginato-bidentatum, marginibus ubique irregulariter denticulatis 

 vel erosis. Androzcia ignota. 

 Hab. Insula Bourbon. 



2. Harpalejeunea solitaria (G.) St. 



Syn. : Lejeunea solitaria G. Abh. Nat. Ver. Bremen. 1882. p. 356. 



Caulis ad 7 mm. longus. Folia caulina imbricata, ovata, acuta, 

 oblique patula, apice decurva, margine cellulis prominulis repando. 

 Lobulus magnus, ovatus, apice truncatus vel emarginatus, angulo 

 acuto ; carina oblique adscendens, sinu profundo in folium excurrens. 

 Amphigastria caulina remota, obcordato-truncata, emarginato-biloba, 

 iobis rotundatis, basi angusta. 



Hab. Madagascar. 



America tropica 



3. Harpalejeunea acanthogona S. Hep. Am, And. p. 1"H- 

 Autoica, minor, dilute brunnea, aliis hepaticis consociata. Caulis ad 



15 mm. longus, irregulariter remoteque pinnatus. Folia caulina parum 

 imbricata, recte patula, parum concava apiceque decurva, in plano 

 ovato-triangulata (0,75 mm. longa, 0,67 mm. lata) acuta integerrima, 

 brevi basi inserta, basi antica longe truncata. Cellulx superse 18 jx, 

 trigonis majusculis, basales 18X36ji trigonis subnullis. Lobulus ma- 

 jusculus, folio tripio brevior, subrecte patens, ovatus inflatus, carina 

 oblique adscendens, leviter arcuata, levi sinu in folium excurrens, 

 apice quam basis duplo angustiore, oblique truncato, angulo obtuso, 

 sub apice constrictus. Amphigastria caulina parva, caule vix latiora, 

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