Lejeunese. FRANZ STEPHANI. SPECIES HEPATICARUM (VOL. IV, 1911). 



Dioica mediocris, flavo-virens vel flavo-rufescens. Caulis ad 25 mm. 

 longus, irregulariter ramosus, ramis paucis remotis. Folia caulina 

 imbricata, recte patula, parum concava, in plano late ovata (1,2 mm. 

 longa, medio 0,86 mm. lata), apice late rotundata, subsymmetrica, brevi 

 basi inserta. CelluUe superse 27 |j,, basales SGX^^S [ttrigonis majusculis, 

 in medio parietum nodulosis. Lobulus oblique patens, parvus, caulis 

 diametro duplo longior, anguste cylindricus, carina substricta, levi sinu 

 in folii marginem excurrens, apice oblique truncatus, angulo setifero. 

 Amphigastria cauiina magna, caule quintuplo latiora, transverse inserta, 

 subcircularia. Flores feminei in caule terminales, uno latere innovati ; 

 folia floralia caulinis duplo longiora, elliptica, apice obtusa vel rotun- 

 data, lobulo parvo, quadruplo breviore, lineari, recte truncato, angulo 

 obtuso. Amphigastrium florale giganteum foliis floralibus aequilongum, 

 subrotundum vel parum longius quam latum. 



Hab. Madagascar. 



9. Archilejeunea Pobeguini St. n. sp. 



Dioica, mediocris, valida, rigidula, rufescens, corticola. Caulis ad 

 3 cm. longus, parum longeque ramosus. Folia caulina imbricata, sub- 

 recte patula, concava apiceque arcte decurva, in plano late elliptica 

 (1,26 mm. longa, 0,8 mm. lata), apice late rotundata, basi ad medium 

 accreta. Cellulse superse 18 }t, validae, basales 18X36 jjl trigonis majus- 

 culis. I^obulus parvus, in situ accultus, in plano rectangulatus, duplo 

 longior quam latus, apice leviter eraarginatus, angulo acuto. Amphigas- 

 tria caulina magna, transverse inserta, caule quadruplo latiora, sub- 

 rotunda, inferne leviter obcuneata. Perianthia pyriformia, levia, rostro 

 parvo, Folia floralia caulinis parum longiora, obovato-oblonga, duplo 

 longiora quam lata, apice obtusa vel rotundata; lobulo 6w^\o breviore, 

 anguste lanceolato, profunde soluto, obtuso. AmphigastHum florale foliis 

 flor. aequilongum, spathulatum. Androecia ignota. 



Hab. Guinea gallica (Africa occid.). 



10. Archilejeunea rotalis (Taylor)St., Hedwigia, 1890, p. 134. 

 Syn. : Jungermannia rotalis Taylor, J. of Bot., 1845, p. 89. 



Lejeunea rotalis Taylor, Syn. Hep., p. 321. 

 Autoica, rainor rufescens, in cortice laxe csespitans. Caulis ad 25 mm. 

 longus, irregulariterpauciramosus. Folia caw/ma conferta, rectepatula» 

 parum concava, in plano ovato-elliptica (1 mm. longa, medio 0,65 mm. 

 lata), apice et dorso aequaliter rotundata, basi ad medium inserta. 

 Cellulse superse 18 {ji trigonis parvis, basales 18X36 {i trigonis raajus- 

 culis. Lobulus subrecte patens, in situ cylindricus attenuatus, in plano 



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