^ 184 — 
trigona, latiora (Jiiam longa (1,33 rum longa, supra basin 1,67 mm lata) asymmetrica, margine supero 
breviore, substricto vol levitor arcuato, inforo muUo longiore, apice obtusa, basi antica brevissime inserta, 
caulem vix togentia. C o 1 1 u 1 a e superae 18/18 [i trigouis subnullis, basales 18/36 [>. trigonis parvis, 
cuticula dense verrucosa. 
San Mateo-Sunchal, No. 4450. 
67. Jamesoniella limbata St. n. sp. (Fig. 96, b). 
Sterilis, exigua, rufescens, in cortice caespitans. Gaulis ad 8 mm longus, simplex vel parum 
ramosus. Folia caulina confertissima, erecto-homomalla, valde concava, in piano reniformia 
(1,67 mm lata, 1,17 mm longa) lata basi inserta, apice obtusa. Gellulae superae 27/27 [l, basales 
27/72 ^ trigonis nullis, marginales 18/90 [l, limbum bene distinctum formantes. 
San Mateo-Sunchal, No. 4491. 
68. Jamesoniella nudifolia St. n. sp. (Fig. 96, c). 
Sterilis, major, rufescens, gracillima, rigida, aliis hepaticis consociata. Gaulis ad 7 cm longus, 
simplex, stolonibus numerosis brevibus. Folia caulina remotiuscula, squarrose patula, parum 
Fig. 97. Jamesoniella papillifolia HI. n. sp. a fol. caul. 00: 1; b fol. florale 60 1 ; c Amph. flor. 60: I; d Perianth 60: 1. 
concava, in piano optime rotunda (1,5 mm longa et lata) brevi basi inserta, utrinque breviter decurrentia, 
iiitegerrima. Gellulae superae 27/27 [l, trigonis parvis, basalis 27/45 [a, trigouis grosse ovalibus; 
stolonibus sparsis brevibus. 
Gerros de Malaga, ca. 4000 m. No. 4409/b. 
69. Jamesoniella ovato-trigona St. n. sp. (Fig. 96, d). 
Sterilis mediocris rigida, fusco-virens, muscis consociata. Gaulis ad 3 cm longus, simplex vel 
parum breviterque ramosus, stolonibus numerosis, longis. Folia caulina contigua, erecto-homo- 
malla, valde concava, in piano ovato-trigona, (0,83 mm longa, supra basin 0,67 mm lata) symmetrica, 
apice obtusa, lata basi inserta, margine supero e basi rotundata substricto, inforo similiter arcuato, basi 
breviter decurrente. Gellulae superae 18/18 \x, basales 18/54 {jl trigonis nullis, cuticula levis. 
In valle Llave 4200 m. No. 4942. 
70. Jamesoniella papillifolia St. n. sp. (Fig. 97). 
Dioica magna gracillima, in rupibus dense depresso-caespitans lateque expansa. Gaulis ad 
8 cm longus, parum longeque ramosus. Folia caulina contigua vel remota, subrotunda, 2 mm 
longa et lata, utrinque breviter decurrentia, cauli lateraliter appressa, subhomomalla, integerrima. 
Gellulae superae 27/27 basales 27/36 [k, trigonis parvis, cuticula papillata. Folia floralia intima 
ex angusta basi oblongo-elliptica (3 mm longa, medio 1,5 mm lata) apice longe attenuata, margine externo 
integro, interno maxime grosseque lacerato. A m p h i g a s t r i u m florale foliis floralibus parum 
brovius, profundissimo bi- vol trifidum, laciniis valde irregularibus, lancoolatis vel linearibus, interdum 
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