794 BULLETLX DE L'hERBIER BOISSIKB. Cciilialillil . 



3. G. californica St. n. sp. 



Dioica. pallide-virens, gregarie crescens. Frons usque ad 25 mm. 

 longa, 4 mm. lala, interdum furcala, pro more ex apice innovata, ramulis 

 femineis a latere coslse ortis, crassa, antice subplana, marginibus acutis 

 erectis, costa valida (duplo tamen humilior quam stratum anticum) pos- 

 tice convexa mediaque carinatim angustata, in carina ipsa solum radicel- 



Stratnm anticum altum, lamellis confertis, fila chlorophyllifera longis- 

 sima gerenlibus. Siomnta parva. minus convexa, 6-8 celluhs conicis, in 

 lumen pori obluse prominulis circumdata, circulo proximo cellularum 

 lale insidentibus; cellulte epidermidis trigonis validis sajpe confluentibus 

 incrassatae. Squamse ventrales magme, purpureae, appendiculis geminatis 

 (interdum solitariis) armatae, e lata basi acuminatis, varie curvatis, irre- 

 gulariter dentatis vel spinosis. Carpocephala semper in rnmulo jiostico 

 obcordato. e latere costse orto, apicalia, e fundo nudo coslee longe pedun- 

 culata; pedunculus basi purpureus, superne deco!oratus,usque ad 25 nim. 

 longus, ;basi paleis parvis lanceolatis hirtus, ceterum omnino nudus, 

 parum sulcatus, canali parvo angusto percursus, in sectione transversa 

 ellipticus. Capitula parva. stomatis papulosa, alte umbonata, vertice 

 rotundata, breviter 3-4 loba; involucra valde attenuata, parum diver- 

 gentia, ore amplo integerrimo. Capsula fusco-rubra, cellulis basalibus 

 validis; operculum haud vidi. Sporse 60 rj., fusco-rufae, papulis numerosis 

 minus alte conve\is. Einteres cunnilores. :i sjiiri. spiris l;i\e tortis. Ani/ir- 

 ridia haud seriata sed in parvos soros aggregata. 



Ilab. California Yosemite Yalley (Bolander). Primo visu distinguenda 

 squaniis grosse armatis. 



4. G. pilosa (Horn.) Lindb. Musci. scand., 1879, p. 1. 

 Syn. : Duvalia pilosa Lindb. in Hartm. Fl. Scand. X, p. 154. 



Marchantia pilosa Hornem. Fl. Dan. YIII, p. 24. 



Grimaldia carnica Mass. Ann. Inst. bot. Rom. II, p. 54. 

 Monoica, minor, pallide viridis. Frons usque ad 2 mm. longa, repetito 

 irregulariterque ramosa, ramis masculis postico-lateralibus, antice canali- 

 culata, postice convexa, costa angusta. abrupte producta, carinatim angus- 

 tata, subacuta; stratum anticum altum, lamellis minus confertis, fila 

 chlorophyllifera breviora epidermidem hauil attingentia, ecellulis inflato- 

 papulosis formata. Stomata magna, maxime bullosa, in a?tate ubique 

 rupta, poro parvo, a 6 cellulis conicis sexserialis circumdato. Squamae 

 posticie magna>, purpureee, margine repando-angulaUe et cellulis clavatis 

 91 



