(VoL. V, 1912). FRANZSTEPHANI. SPECIES HEPATICARUM Caudalejeunea. 



trigonis majusculis. Lobulus angusle fusiformis, folio duplo brevior, 

 apice longe attenuatus, in plaiio ovato-oblongus, margine supero 

 quinque mamillatus, apice nudus in folii marginem attenuatus. Amphi- 

 gastria caulina majuscula, caule triplo latiora, subrotunda, leviter 

 sinuatim inserta, apice quadridentata, dentibus validis, mediis majori- 

 bus. Perianthia latc pyriformia vel obovata, superne late alata, alis 

 irregulariter armatis, sublaceratis, inferne nudis, rostro longo valido. 

 Folia floralia intima perianthio longiora, oblongo-elliptica, acuta, sub 

 apice regulariter denticulata, lobulo angusto longissimo, haud soluto, 

 acuto, ad plicam reduclo. Amphigastrium florale intimum perianthio 

 parum brevius, late obcuneatum, apice late truncato-rotundatum, irre- 

 gulariter dentatura, inferne nudum. Androecia in ramulis terminalia, 

 bracteis quinquejugis. 



Hab. Madagascar. 



i. Caudalejeunea Zenkeri St. n. sp. 



Dioica major, pallide virens, flaccida, in cortice et rupibus dense 

 depresso-csespitans. Caulis ad 4 cm. longus, multiramosus, ramis ad 

 1 cm. longis, irregulariter distributis, ssepe fasciculatim aggregatis. 

 Folia caulina parum imbricata, oblique patula, concava, apice plana, 

 in plano ovata, (1,4 mm. longa, 0,93 mm. lata) apice late rotundata, 

 brevi basi inserta, basi antica truncata. Cellulse superae 27 X 36 ji 

 trigonis majusculis, in medio parietum nodulosis, basales 36 X "72 jjl 

 trigonis nodulosis seriatis. Lobulus in situ linearis, folio quadruplo 

 brevior, in plano oblongus, plus duplo longior quam latus, apice emar- 

 ginatus, angulo in spinam validam longius attenuatam muidXo.Amphi- 

 gastria caulina sinuatim inserta, basi obcuneata, superne late rotun- 

 data, caule quintuplo latiora. Perianthia in ramis terminalia late pyri- 

 formia, apice late truncato-rotundata, plus minus valide dentata, plica 

 postica lata, apice bidentata, rostro longo angusto. Folia floralia 

 intima anguste lanceolata, subtriplo longiora quam lata, acuminata 

 acuta, sub apice paucidentata, lobulo ad plicam angustam reducto. 

 Amphigastrium florale intimum perianthio duplo brevius, ovatum, apice 

 breviter inciso-bidentatum, aliis dentibus subapicalibus paucis, parvis 

 remotis. Androecia ignota. 



Hab. Kamerun. 



Amerlca tropica 



5.CaudalejeuneaLehmanniana(G.)St.,Hedwigia,1890,p.l8. 

 Syn. : Lejeunea Lehmanniana G., Syn. Hep., p. 325. 



42 



