(^VOL. V, 1914). FRANZ STEPHANI. SPECIES HEPATICARUM Pycnolejeunea. 



rotundata, apice ipso brevitor exciso-bidentulo. Perianthia uno latere 

 innovata, optinie pyriforniia (2,75 mni. longa, niedio 1,5 nim. lata) 

 apice rotundata, rostro valido, plicis posticis angustis, longe decur- 

 rentibus, parallelis. Folia floralia perianthio subtertio breviora, obo- 

 vato-oblonga, obtusa, lobidus duplo brevior, paruin solutus sublinearis 

 obtusus. Amphigastriiim florale perianthio duplo brevius, obovatuni, 

 liberum, apice minute exciso-bidentulum. Androecia sessilia, bracteis 

 trljugis. 

 Hab. Java. 



65. Pycnolejeunea borneensis St. n. sp. 



Dioica, magna robusta, flaccida, fusco-brunnea, in cortice spongiose 

 csespitans. Caidis ad 5 cm. longus, dense irregulariterque pinnatus, 

 pinnis brevibus parvifoliis Folia caulina confertissima, recte patula, 

 concava, in plano late ovato-triangulata, asymmetrica, margine supero 

 late arcuato, infero stricto (1,5 mm. longa, inferne 1,33 mm. lata) 

 apice obtusa, brevissima basi inserta, basi antica longe truncata. 

 Cellulx superse 27 X 27 [jl, basales 27 X 45 pi, parietibus validis, 

 inferne interrupte incrassatis. Lobulus magnus, folio duplo brevior, in 

 situ ovato-oblongus, apice longe attenuatus, margine supero omnino 

 occulto, in plano subrectangulatus, duplo longior quam latus, carina 

 stricta, stricte in folium excurrens, apice quam basis vix angustiore, 

 oblique truncato, angulo apiculato, margine supero stricto. Amphi- 

 gastria caulina majuscula, caule quintupio latiora, parum latiora quam 

 longa, breviter sinuatim inserta, basi obcuneata, superne utrinque 

 angulata, apice ad V^ ^el magis profunde inciso-biloba, sinu semirecto, 

 lobis late triangulatis acutis. Perianthia parva, anguste pyriformia 

 (1,17 mm. longa, superne 0,67 mm. lata) uno latere innovata, apice 

 rotundata, rostro brevi valido, plicis papulosis, posticis angustis, ad 

 niedium decurrentibus. Folia floralia perianthio sequilonga vel parum 

 breviora, spathulata, apice late rotundata, lobulus parum brevior, lan- 

 ceolatus vel obovato-obconicus, apice rotundatus, plus minus profunde 

 solutus. Amphigastrium florale perianthlo subsequilongum, oblongo- 

 obconicum, apice minute exciso-bidentulum, dentibus obtusis. Andrce- 

 cia ignota. 



Hab. Borneo occidentalis. 



66. Pycnolejeunea angulistipa St. Hedw. 1896, p. 123. 

 Sterilis mediocris flaccida, dilute brunnea, muscicola. Caulis ad 



3 cm. longus, dense regulariterque pinnatus. Folia caulina imbricata, 

 oblique patula, valde concava, in plano ovata (1.33 mm. longa, 



632 



