(VOI.VI. 19^1 I KI.AN/ STKIMIAM. Sl^KCIKS IIEPATICA lU M PlagiovflUu. 



mato, apice truncato-rotundata, densius armata (quadridentata). 

 Cellulx superae 36 x 36//., Lrigonis majusculis acutis, basales 

 36 X 73 [jL, trigonis nullis. Reliqua desunt. 

 Hab. Bolivia (Herzog legit). 



317. Plagioehila subhyalina Sl. n. sp. 



Sterilis mediocris tenerrima, pallide virens, aliis hepaticis con- 

 sociata. Caulis ad 4 cm. longus, simplex tenuis rufescens. Folia 

 caulina imbricata, oblique patula, canaliculatim concava vel 

 involuta, in plano oblonga (5 mm. longa, medio 2,25 mm. lata) 

 symmetrica, margine supero longe leviterque arcuato, nudo, 

 superne sparsim remoteque dentato, margine infero simillimo, 

 apice angusta, emarginato-bispinosa, spinis divergentibus validis. 

 Cellulse supera? 18 x 36 //„ basales 18 x 54/^, trigonis ubique 

 magnis acutis. 



Hab. Bolivia (Herzog legit). 



318. Piac|ioehila suJimaerotricha St. n. sp. 



Dioica major robusta, rigida olivacea, corticola laxe csespitans. 

 Caulis ad 8 cni. longus, parum longeque ramosus. Folia caulina 

 contigua, oblique patula, parum concava, in plano oblongo-trigona 

 (6 mm. longa, supra basin 3,75 mm. lata) asymmetrica, margine 

 supero e basi rotundata stricto, regulariter remoteque dentato, 

 ipsa basi nudo, margine infero substricto, superne remote minu- 

 teque dentato, inferne nudo, apice obtusa, similiter dentata. 

 Cellulx superse 54 x 54 pi., medise 36 x 54 a, basales 27 x 90 u, 

 trigonis subnullis. Andrcecia terminalia, spicis fasciculatim ag- 

 gregatis, 15 mm. longis, pinnatim ramosis. 



Hab. Bolivia (Herzog legit). 



319. Pla()ioehila subviminea St. n. sp. 



Sterilis magna gracillima, dilute rufo-brnnnea, rigida, in cortice 

 dense depresso-caespitans lateque expansa. Caulis ad 9 cm. longus, 

 superne dense longeque ramosus, ramis 3 cni. longis, simplicibus, 

 rarius pinnula auctis. Folia caulina conferta, decurvo-homomalla, 

 valde concava, in plano subrotunda, margine supero nudo, apice 

 regulariter minuteque dentato, margine infero arcte recurvo, nudo. 

 Cellulx superse 18 x 18//, trigonis magnis, ssepe trabeculatim 

 confluentibus, basales (in vitta bene distincta) elongatse, 18 x 45«, 

 parietibus validissimis. 



Hab. Bolivia (Herzog legit). 



