(VOL.VI, 1924) FRANZSTEPHANI.SPECIESHEPATICARUM liadula. 



parietibus validis minus distinctis, cuticula levis. Lobulus magnus, 

 folio subduplo brevior, rectangulatus, duplo longior quam iatus 

 carina oblique adscendens, substricta, apice recte truncatus, 

 angula acuto, margine supcro carinae parallelo. 

 Hab. Nona Caledonia (Lerat legit). 



230. Radula fusconifa St. n. sp. 



Sterilis magna gracilis fiaccida, fusco-rufa, foliicola. Caulis ad 

 6 cm. longus, regularitcr bipinnatus, ramis primariis 15 mm. longis, 

 remotiusculis, sparsim regulariterque pinnulatis. Folia caulina 

 conferta, recte patula, concava, in plano ovato-trigona, symmetrica, 

 (2,17 mm. longa, supra basin 1,6 mm. lata) apice obtusa, ad medium 

 inserta, basi antica ampliata caulem superantia. Cellulae superss 

 18xl8(x, trigonis majusculis, basales 18x27 ix, trigonis magnis. 

 Lobulus majusculus, folio triplo brevior, triangulatus, carina bre- 

 vis, stricta, sinuatim in folium e.xcurrens, apice late truncatus, 

 angulo obtuso, appendiculo magno rotundo constricto, marginibus 

 crispulis, supero carinae parallelo. 



Hab. Africa occid : Insula San Thome (Moller legit). 



231. Radula heterophylla St. n. sp. 



Dioica magna gracilis flaccida, flavo-rufescens, in cortice dense 

 depresso csespitans. Caulis ad 5 cm. longus, regulariter pinnatus, 

 ramis inferis longioribus, sparsim breviterque pinnatis. Folia 

 caulina contigua, recte patula, concava, in plano subrotunda (1,33 

 mm. longa et lata) asymmetrica, margine supero longe arcuato, 

 nfero substricto vel leviter sinuato, apice rotundato, ad medium 

 accreta, basi antica rotundata, caulem tegentia. Cellulse superse 

 18xl8(jL, inferse 27x27^, trigonis parvis, acutis. Lobulus majus- 

 culus, subquadratus, 0,.5 mm. longus et latus, angulo obtuso. Folia 

 ramulina valde aberrantia, ovata, apice obtusa, caulinis sequilonga 

 ceterum similia. 



Hab. India orientalis (Pfleiderer legit). 



232. Radula verrucifolia St. n. sp. 



Sterilis pusilla, pallide brunnea, in foliis arborum et filicum 

 repens. Caulis capillaceus, remote breviterque ramosus, ramis 

 recte patulis. Folia caulina parum imbricata, recte patula, late 

 ovata (1,17 mm. longa, 0,9 mm. lata) apice obtusa, ad medium 

 inserta, basi antica truncato-rotundata, caulem vix tegentia, 

 asymmetrica, margine supero longe arcuato, infero leviter sinuato. 



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