Schisma. viwm stephani. species iikfaticahum (Vol.VF, 1922) 



medium bifida, disco basali subrcctangulato, basi utrinque minute 

 piloso, vitta mediana latiuscula, superne breviter furcata, brevis- 

 sima, laciniis disco sequilongis, attenuatis, longe cuspidatis, in plano 

 latissime divergentibus,integerrimis. CelluliB vittarum 18 x 54 [ji 

 parietibus grosse trabeculatis, cellulse marginales et submarginales 

 18 X 18 y. trigonis nodulosis, in medio et angulis parietum, hic 

 illic confluentibus. 



Hab. Bolivia (Herzog legit). 



77. Schisma fragile St. n. sp. 



Sterilis pusilla rigida, rufo-brunnea, pulvinatim caespitans. Caulis 

 ad 2 cm. longus, parum longeque ramosus. Folia caulina remota, 

 squarrose patula, canaliculatim concava, in plano symmetrica 

 (1,83 mm. longa) transverse inserta, profunde bifida, sinu semi- 

 recto acuto, laciniis angustis, longe attenuatis, leviter divergentibus, 

 1,25 mm. longis. Discus basalis integer 0,58 mm. longus 0,5 mm. 

 latus, integerrimus. Vitta basalis integra 0,5 mm. longa, 0,25 mm. 

 lata, cruribus latis, longe attenuatis, sub apice evanidis. Cellulse 

 vittarum 18 X 27 [j, nodulose trabeculatse, marginales 18 x 18 [jl 

 trigonis magnis acutis, cuticula minute aspera. Amphigastria 

 caulina foliis simillima. 



Hab. Sikkim Himalaya (Cardot misit). 



78. Schisma gracile St. n. sp. 



Sterilis magna gracilis rigida, rufo-brunnea, in rupibus et cortice 

 laxe csespitans, subpendula. Caulis ad 10 cm. longus, simplex vel 

 pauciramosus, ramis 3 cm. longis, remotis, flagellis nullis. Folia 

 caulina conferta, squarrose patula, 3 mm. longa, transverse inserta, 

 basi utrinque paucidentata, profunde bifida, sinu acuto, laciniis 

 longe attenuatis, in plano leviter divergentibus, 1,75 mm. longis, 

 integerrimis. Discus basalis integer 1 mm. longus et latus, leviter 

 obconicus. Vitta basalis integra brevis (0,5 mm. longa) obconica, 

 cruribus angustis attenuatis, in medio laciniarum evanidis. Cellulse 

 vittarum 18 X 36 fx parietibus validis, in aliis 18 x 18 [x trigonis 

 grosse nodulosis. Amphigastria foliis simillima. 



Hab. Sikkim Himalaya (Long legit). 



79. Schisma himalayanum St. n. sp. 



Sterilis magna gracilis rigida, fusco-purpurea, in cortice laxe 

 intricata lateque expansa. Caulis ad 6 cm. longus, superne fascicu- 

 latim ramosus, inferne remote breviterque flagellatim ramosus. 



359 



