(VOL. V, 1913). FRANZ STEPHANI. SPECIES HEPATICARUM Leptolejeunea . 



nudo. Amdmcia sessilia, bracteis quadrijugis, marginihus apicaiibus 

 crenulatis. 

 Hab. Tahiti. 



42. Leptolejeunea longicruris St. Hedwig. 1896. p. 106. 

 Dioicaparva, pallide flavicans, in foliisarcte repens iateque expansa. 



Caulis ad 2 cm. longus, irregulariter multiraniosus. Foliu caulina 

 imbricata subrecte patula, ovato-oblonga (0,83 mm. longa, 0,5 mm. 

 lata, asymmetrica, margine postico substricto, antico late rotundato, 

 acuta, marginibus regulariter dentatis, basin versus nudis. Cellulx 

 superae 14 (x, basales 18 «^ validae ; ocellus solitarius suprabasalis 20 X 

 40 (X. Lobulus majusculus, folio quadruplo brevior, recte patens, sub- 

 rectangulatus, duplo iongior quam latus, carina leviter arcuata, levi 

 sinu in folii marginem excurrens, apice quam basis vix angustiore, recte 

 truncato, angulo va^ixmWdXo.Amphigastria caulinagraciliima,discobasali 

 lineari, triplo latiore quam longo, utrinqne longissima seta armato, 

 setulis 0,33 mm. longis. Perianthia in ramulis terminalia, niagna, 

 (1,17 mm. longa, 0,67 mm. lata) medio constricta, apice late rotundata, 

 marginibus superis regulariter denticulatis, inferis nudis, plicis posticis 

 longissime divergentibus, apice truncato-rotundatis, similiter denticu- 

 latis, rostro parvo. Folia floralia perianthio duplo breviora, anguste 

 lanceolata, acuta, superne irregulariter valideque dentata, infeme 

 nuda, basi antica breviter coalita ; lobulus parum brevior, duplo 

 angustior, breviter solutus, acutus, dentatus. Amphigastrium florale 

 lobulis alte coalitum, ligulatum, profunde inciso-bifidum, lobis angus- 

 tis attenuatis, extus denticulatis. Androecia in ramis terminalia, brac- 

 teis ad jugis. 



Hab. Nova Guinea. 



43. Leptolejeunea maculata (Mitt.)St. 



Syn. : Lejeunea muculatu. Mitt. Proc. Linn. Soc. 1861. p. 118. 



Sterilis minor brunnea, foliicola. 6'«?^//a' ad 15 mm. longus, irregu- 

 lariter multiramosus, ramis longioribus regulariter denseque pinnu- 

 latis. Folia caulina contigua vel remota, recte patula, ovato-oblonga 

 (1 mm. longa, 0,5 mm. lata) apice apiculata, margine supero nudo, 

 postico regulariter valideque tridentato, brevissima basi inserta, basi 

 antica truncato-rotundata. Cellulai supene 18 X 27 [x, basales 27 X 36 ji, 

 trigonissubnullis; Ocelli superi 2 (27 X 36 |ji) ocellusbasalis 36X63 (a. 

 Lobulus majusculus, folia triplo brevior, recte patens, oblongus, plus 

 duplo longiorquara latus, apice truncatus, angulo obtuso, basi subduplo 

 angustiore, ceterum leviter inflatus, ipso apice plano. Amphigastria 



384 



