(VOL.VI, 1917) FRANZ STEPHANI. SPECIES IIEPATICARUM AcroboL, Syug. 



caulina valde conferta, erecto-hoinomalla, leviter concava in piano 

 renifomia (3,25 mm. longa, 5,5 mm. lata) asymmetrica, margine supero 

 quam inferus, dupio longiore, marginibus usque ad basin grosse spi- 

 nosis, spinis ad 12, angustis (0,75 mm. longis) recte patulis. Cellulx 

 superae 36x63 [x, basales 54x75 jj,, trigonis magnis acutis, cuticula 

 levis. 

 Hab. Nova Caledonia. (Lerat legit.) 



2. Acrobolbus patagonicus St. 



Dioica inagna flaccida, flavo rufescens, muscis consociata. Caulis ad 

 4 cm. longus, simplex vel sparsim breviterque ramosus. Folia caulina 

 conferta, oblique patula, erecto-homomalla, margine infero quidem 

 late recurvo, in plano reniformia (2 mm. longa, 2,5 mm. lata) subsym- 

 metrica, apice ad V^ inciso-biloba, sinu subrecto, lobis late triangulatis 

 acuis. Celkdee superse 18x27 [x, basales 18X36 [jl, cuticula grosse 

 verrucosa. Androecia in caule ramisque mediana, bracteae 5-7 jugae 

 confertse, foliis caulinis minores, basi antica lacinia lanceolata majus- 

 cula auctse. 



Hab. Patagonia. (Halle legit.) 



3. Acrobolbus septentrionalis St. 



Sterilis major, valida dilute flavescens, aliis hepaticis corticolis con- 

 sociata. Caulis ad 25 mm. longus, simplex vel pauciramosus. Folia 

 caulina imbricata, subrecte patula, concava, saepe plus minus crispata, 

 in plano late ovata (3 mm. longa, medio 2,5 mm. lata, asymmetrica, 

 margine supero quam inferus parum longiore, apice bilobata, sinu 

 latiusculo obtuso, segmentis obtusis, valde inaequalibus, supero duplo 

 longiore et validiore. Cellulse superse 36X36 [x, basales 36X72 [i. 

 trigonis nuUis. Culieula dense valideque papillata. 



Hab. America septentrionalis. Oregon. (Foster legit.) 



Syzygiella Spruce 



1. Syzygiella boliviana St. n. sp. 



Sterilis maxima robusta, dilute flavo rufescens, rupicola, dense 

 depresso-csespitans lateque expansa, Caulis ad 8 cm. longus, longissime 

 ramosus, raniis remotis, inferis 6 cm. longis, superis brevibus, omni- 

 bus simplicibus, rarius bifidis. Folia caulina conferta, oblique patula. 



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