grosse remoteque spinosis. Perianthia late pyritormia (3,5 mm longa, medio 2,5 ram alta) ore contractu, 

 minute spinuloso, dense longeque plicata, plicis usque ad basin decurrentibus, inllatis. Reliqua desunt. 



B 1 i V i a, sine loco natali. 

 71. Jamesoniella rotundifolia St. n. sp. (Fig. 98, a). 



Sterilis magna robusta rigida, tusco-rufa, profunde pulvinata. C a u 1 i s ad 6 cm longus, simplex 

 vel sparsim longeque ramosus. Folia caulina conferta, erecto-homomalla, parum concava, in 

 piano optime rotunda (0,75 mm longa et lata) integerrima, brevissima basi 

 inserta nusquam decurrentia. Gellulae superae 18/18 (i trigonis maxime 

 nodulosis, basales 18/36 n, trigonis maximis acutis, cuticula verrucosa, 

 inferne nuda. 



Nebelwald über Comarapa, No. 4227. 



72. Jamesoniella rutescens St. n. sp. (Fig. 98, b). 

 Sterilis mediocris gracillima, rufes- 



cens, pulvinatim caespitans. Caulis ad 

 3 cm longus, parum longeque ramosus, 

 stolonibus sparsis, longis. Folia cau- 

 lina contigua, erecto-homomalla, con- 

 cava, in piano reniformia (1,17 mm 

 longa, medio 1,33 mm lata) asymmetrica, 

 margine supero longe arcuato, infero 

 multo longiore substricto, apice obtusa, 

 latissima basi inserta. Gellulae superae 

 27/27 IX, trigonis magnis acutis, basales 

 27/36 (1, trigonis grosse nodulosis. 



San Mateo-Sunchal, No. 4453. 



73. Jamesoniella trigonifolia St. n. sp. 

 (Fig. 99, a— c). 



Autoica major, dilute brunnea, 

 apicibus purpurascentibus. C a u 1 i s ad 4 cm longus, validus, sub 

 flore geminatim innovatus, ramis sterilibus sparsis longis. Folia 

 caulina conferta, squarrose patula, in piano late ovato-triangu- 

 laria (5,5 mm longa, basi 4,5 mm lata) apice obtusa leviterque angu- 

 lata, antice caulem superantia, basi antica breviter rotundata. 

 Gellulae superae 27/27 (i trigonis majusculis nodulosis, basales 

 36/54 (i trigonis magnis acutis vel subnodulosis. Folia tloralia 

 (juvenilia) subrotunda, conduplicatim concava, antheridium globosum 

 longe stipitatum gorentia. Perianthia (juvenilia) triplicata, 

 rostro brevissimo. 



Tablas, No. 2932; Rio Saujana (3400 m), No. 3234, 

 sphagno consociata. 

 74. Jamesoniella verrucosa St. n. sp. (Fig. 99, d). 



Sterilis magna gracilis rigida, rutescens, profunde pulvinatim 

 caespitans. Gaulis ad 8 cm longus, simplex vel sparsim longeque 

 ramosus, stolonibus sparsis. Folia caulina conferta, erectohomo- 

 malla, concava, in piano obovata, symmetrica (1,5 mm longa, medio 

 1,17 mm lata) apice late rotundata, brevissima basi inserta, nusquam 

 decurrentia. Gellulae superae 18/18 n, basales 18/36 [i trigonis 

 parvis, cuticula grosse papillata. 



Lacus Tunari 4700 m, No. 4873, in fissuris rupium nidulans. 



Bibllotheca botauica. Heft 87. 



Fig. 98. a Jamesoniella rotun- 



di/olia St. n. sp. 10:1; b J. 



rufescens St. n. sp. 30 : 1. 



Fig. 99. Jamesoniella trigonifolia St. n. 



sp. a fol. caul. 30: 1 ; b (olium a" 14: 1 : 



Perianth 14: 1; d J. verrucosa St. n. 



sp. fol. caulin. 30: 1. 



