/'l<l(//(i(/iil(/. lUA.N/, STKI'<;AM. SPKCIKS IIKI'Ail( AlilM \(I|..VI. \\)i\ } 



lans. Caulis ad 3 cm. longus, capillaceus, siniplex vel furcatus. 

 Folia caulina conferLa, decurva niaxiinequc concava, in plano 

 subrotunda (1,75 mm. longa, medio 1,58 niin. lata) symmetrica, 

 antice longe decurrentia, margine superu remote breviterque den- 

 liculalo, ipsa basi nudo, margine infero nudo, apice rotundata, 

 validius dentata. Cellulx superte 18 a 18//., trigonis magnis 

 acutis in vitta basali 18 x 90 u, parietibus validis. Reliqua desunt. 

 Hab. Sil<kim Himalaya (Decoly et Schaul leg.). 



371. I*lac|ioc'liila vontrieoso-triflona St. n. sp. 



Sterilis mediocris, fiavo-rufescens, flaccida, corticola, dense 

 depresso-csespitans. Caulis ad 5 cm. longus, superne longe remo- 

 leque ramosus, ramis late divergentibus. Folia caulina imbricata, 

 decurvo-homomalla, valde concava, sicpe convoluta, in plano 

 late trigona (3 mm. longa, supra basin 2,75 mm. lata) asymme- 

 trica, marginc supero e basi valde arcuata stricto, regulariter 

 denticulato, margine infero substricto, nudo, basi utrinque bre- 

 viter decurrentia, apice oblique truncata 1 mm. lata, paucispinu- 

 losa. CellulcC superse 18 x 18//., trigonis magnis acutis, basales 

 18 X 72//, parietibus validis, subtrabeculatis. 



Hab. Bolivia (Herzog legit). 



372. Plajjiochila validissinia Sl. n. sp. 



Sterilis maxima, robusta, rigida, rufo-brunnea vel fusca, in 

 cortice laxe intricata et pendula. Caulis ad 10 cm. longus, simplex 

 vel furcatus, ramis 5-6 cm. longis, validis fuscis. Folia caulina 

 conferta, subrecte patula, decurva, canaliculatim concava, in 

 plano subrotunda (5,5 nini. loiiga, medio 5 mm. lata) asymmetrica, 

 margine supero semirotundo, regulariter denseque spinuloso, 

 margine infero leviter arcuato, inferne nudo, superne minute 

 regulariterque dentato, apice obluso, similiter armato, basi utrin- 

 que breviter lateque decurrentia, lata basi inserta. Celluhe superai 

 27 X 27 /j!, trigonis parvis nodulosis, basales 18 x 90 u, trigonis 

 nullis. 



Hab. Bolivia (Herzog legit). 



373. Plagiochila variespinosa St. n. sp. 



Sterilis mediocris rigida, dilute virens, in cortice laxe intricata. 

 Caulis ad 5 cm. longus, inferne nudus, superne pauciramosus, 

 ramis 12 mm. longis, late divergentibus. Folia caulina parum 

 imbricata, oblique patula, parum concava, in plano oblonga (4 mm. 



288 



