— 214 



i n t e r siibstricto nudo, apice angustissima, 0,75 mm lata, truncata, angulis minute apiculatis. C e 1- 

 1 u 1 a e siiperae 27/27 (j., trigonis parvis, basales 27/54 ti, trigonis ovali-nodulosis. 



Comarapa 2600 m, No. 3838. 

 219. Plagiochila trilobata St. n. sp. (Fig. 149). 



Dioica magna gracillima, flaccida, pallide rutescens, in cortice laxe intricata lateque expansa. 

 C a u 1 i s ad 12 cm longus, simplex vel parum longeque ramosus, capillaceus. Folia caulina 

 remotiuscula, oblique patula, canaliculatim concava, in piano linearia (4,5 mm longa, niedio 1,5 mm lata) 

 symmetrica, basi antica breviter decurrentia, margine s u p o r o leviter arcuato, nudo, sub apice spina 



longa angusta armato, margine i n f e r o sub- 

 stricto, nudo, apice angusta (0,75 mm lata) 

 emarginatobit'ida, sinu subacuto, laciniis leviter 

 divergentibus, elongatis, inaequalibus. Cellulae 

 18- 54 u, ubique aequales, parietibus validis,. 

 interne interrupte trabeculatis. Androecia 

 pusilla, in ramis mediana, bracteis quadrijugis. 

 Nebelwald über Comarapa, No. 3810, 

 3956. 



220. Plagiochila validissima St. n. sp. (Fig. 148, b). 

 Sterilis maxima, valde robusta et rigida, 



rufo-brunnea vel tusca, in cortice laxe intricata, 

 pendula. C a u 1 i s ad 10 cm longus, simplex 

 vel turcatus, ramis 5 — 6 cm longis, validissimis, 

 fuscis. Folia caulina conterta, subrecte 

 patula, valde decurva, canaliculatim concava, in 

 piano subrotunda (5,5 mm longa, medio 5 mm 

 lata) asymmetrica, margine s u p e r o semiro- 

 tundo, regulariter denseque spinuloso, margine 

 i n f e r leviter arcuato, inferne nudo, superne 

 minute regulariterque dentato, apice obtusa, 

 similiter armata, basi utrinque brevitei lateque 

 decurrentia, lata basi inserta. Cellulae su- 

 perae 27/27 ^ trigonis parvis nodulosis, basales 

 18/90 ii., trigonis nullis. 



Lagunillas in valle Tocorani 3000 m, 

 No. 3851. 



221. Plagiochila variespinosa St. n. sp. (Fig. 

 148, c— d). 



Sterilis mediocris rigida, dilute virens, in 

 cortice laxe intricata. C a u I i s ad 5 cm longus, 

 inferne nudus, superne pauciramosus, ramis 12 mm longis, late divergentibus. Folia caulina parum 

 imbricata, oblique patula, parum concava, in piano oblonga (4 mm longa, medio 2 mm lata) asymmetrica, 

 margine s u p e r o leviter arcuato, inferne nudo, superne irregulariter denticulato, margine i n f o r o 

 stricto nudo, apice oblique truncata, quadrispina, spinis oblique patulis parallelis validis subaequalibus. 

 Cellulae superae 27/27 n basales 27/36 [i trigonis subnullis. 



Florida de San Mateo 2000 m, No. 3700. 

 222. Plagiochila ventricoso-trigona St. n. sp. (Fig. 150, b — c). 



Sterilis mediocris, flavo-rufescens, flaccida, corticola dense depresso-caespitans. C a u 1 i s ad 

 5 cm longus, superne longe remoteque ramosus, ramis late divergentibus. Folia caulina imbricata, 

 decurvo-homomalla, valde concava, saepe convoluta, in piano late trigona (3 mm l<inga, supra basin 



Fig. 148. a Plagiochila triangulifolia St. n. sp. fol. caul. 



b P. validissima St. n. sp. fol. caul. 7:1; c — d P. variesp; 



St. n. sp.; c fol. caul. 15: 1; d Spica mascula 15: 1. 



