Phjchoculeus. FRANZ STEPHANI. SPECIES HEPATICARUM (VOL. V, 1912). 



trigonis magnis, ipsa basi in niedio parietum nodulosis. Z-o/*w/«« anguste 

 oblongus, oblique patens, tripio vel quadruplo longior quam latus, in 

 plano ovatus, carina leviter arcuata, levi sinu in folii marginem excur- 

 rens, inflata, apice angustiore oblique truncato, angulo apiculato. 

 Amphigaslria caulina magna, caule quintuplo latiora, reniformia, pro- 

 funde sinuatim inserta, apice late truncato-rotundata. Perianthia (juve- 

 nilia^ pyriformia, quinqueplicata, plicis breviter decurrentibus. Folia 

 fioralia intima perianthio cequilonga, ovata, duplo longiora quam lata, 

 breviter acuminata, acuta, lohulo parum breviore, lanceolato, ad 

 Vs soluto, acuto. Amphigastrium florale intimum oblongo-ellipticura, 

 lobulis sequilongum, apice breviter emarginato-bidentulum, dentibus 

 acutis. Andrcecia ignota. 



Hab. Africa occidentalis, Angola, San Thome. 



4. Ptychocoleus convexus St., Deutsche Central-Africa- 

 Expedition 1907-1908. 



Dioica major olivacea, valida, flaccida, in cortice dense depresso cses- 

 pitosa. Caulis ad 35 mm. longus, pauciramosus, ramis brevibus. Folia 

 caulina conferta, oblique patula, valde concava, in plano subrotunda, 

 obtusa (0,6 mm. longa et lata). Cellulse superce 27 |j. trigonis maximis 

 subnodulosis, saepe confluentibus, basales vix majores. Lobulus folio 

 duplo brevior, oblique patens, ovatiis, carina arcuata, sinu profundo in 

 folii mai'ginem excurrens, apice oblique truncatus, angulo acuto. 

 Amphigastria caulina magna, reniformia, caule quintuplo latiora, 

 imbricata, appressa, plana, integerrima, basi exciso-inserta. Foliafloralia 

 intima caulinis multo majora, perianthium laxe vaginantia, anguste 

 obcuneata, apice rotundata, decurva, lobulo duplo angustiore, anguste 

 obcuneato, apicerotundato, folioparumbreviore. Amphigastrium florale 

 intimum subcirculare, perianthio appressum. Perianthia subcylindrica 

 quinqueplicata, rostro parvo. Androecia breviter spicata (in ramis seriata), 

 bracteis ad 5 jugis. 



Hab. Africa orientalis, Ruwenz-ori. 



5. Ptychocoleus confertissimus St. 



Syn. : Acrolejeunea confertissima St., Hedwigia, 1892, p. 165. 



Dioica mediocris, fusco-brunnea, dense depresso-caespitosa. Caulis ad 

 2cm. longus, dense ramosus, ramis insequalibus, fructiferis unilaterali- 

 bus dense seriatis. Folia caulina conferta, recte patula, in plauo sub- 

 rotunda (0,65 mm. longa, 0,53 mm. lata), asymmetrica, margine postico 

 substricto, apice rotundata, brevi basi inserta, basi antica rotundato- 

 appendiculata. Cellulx superse 18X36 [jl, basales m longiores, trigonis 



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