/'Idf/iorll/lil. Vn.\K/. STK1'HAM. SPKCIKS IIKPATir.AliCM (Voi,.VL j<)21) 



(5 mm. longa, supra basin 3,5 mm. lata) asymmeirica, margine 

 supero e basi semirotunda longe arcuato, remote longeque ciliato, 

 margine infero stricto nudo, sub apice pauciciliato, apice ipso obli- 

 que truncata (1,5 mm. lata) similiter armata. Cellulae superse 

 36 X 36 u., trigonis majusculis acutis, basales 36 x 54 [j. trigonis 

 magnis acutis. 



Hab. Nova Caledonia. (Franc legit). 



254. Plagiochila pembayana St. n. sp. 



Dioica maxima robusta rigida, dilute brunnea, in cortice laxe 

 csespitans lateque expansa. Caulis ad 8 cm. longus, simplex vel 

 furcatus, ramis 3 cm. longis. Folia caulina parum imbricata, 

 subrecte patula, leviter concava, in plano late trigona, basi vix 

 decurrentia, asymmetrica (5,5 mm. longa, supra basin 4,25 mm. 

 lata) margine supero e basi semirotunda substricto, regulariter 

 remoteque denticulato, margine infero stricto nudo, apice oblique 

 truncata, 2 mm. lata, remote denticulata. Cellulse superse 27 x 36 

 {ji trigonis magnis, subnodulis saepe trabeculatis, basales 36 x 72 {j„ 

 parietibus grosse interrupte incrassatis. Androecia in caule ramis- 

 que terminalia, furcata, furcis 8 mm. longis, bracteis 12 jugis. 



Hab. Nova Caledonia (Lerat legit). 



255. Plagioehila pinnatidens St. n. sp. 



Sterilis pusilla, purpurascens, flaccida, in rupibus pulvinatim 

 caespitans. Caulis ad 15 mm. longus, simplex vel parum breviter- 

 que ramosus. Folia caulina conferta, decurvo-homomalla, valde 

 concava, marginibus inferis arcte recurvis, in plano subrotunda, 

 brevi basi inserta, semiamplexicaulia, marginibus gross^e irregu- 

 lariterque dentatis et spinosis, spinis longioribus dente armatis, 

 margine infero quidem nudo, sub apice paucidenticulato. Cellulse 

 superse 18 x 18 [j. trigonis magnis nodulosis, basales 27 x 45 u 

 parietibus validis. 



Hab. Ecuador. El Altar, 4000 met. (Hans Meyer legit.). - 



256. Plagioehila pseudorenitens Schffn. 



Dioica majuscula gracillima flaccida, dilute brunnea, in rupibus 

 dense intricata laxeque csespitans. Caulis ad 6 cm. longus, parum 

 longeque ramosus, ramis simplicibus vel pinnula auctis. Folia 

 caulina remotiuscula, oblique patula, canaliculatim concava, in 

 plano obovato-obconica, basi utrinque breviter decurrentia (1,4 

 mm. lata) asymmetrica, margine supero longe arcuato, supra 



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