Pycnolejeunea. franz stephani. species iiepaticarum (Vol. V, 1914). 



antica longe truncato-rotundata. Cellulx superae 18X18 {i., basales 

 18x27 [X, trigonis nullis. Lobulus maximus, folio duplo brevior, in 

 silu anguste oblongus subcylindricus in plano rectangulatus, duplo 

 longior quam latus, carina substricta, levi sinu in folium excurrens, 

 apice quara basis vix angustiore, recte truncato in folii marginem atte- 

 nuato, angulo obtuso. Amphigastria caulina parvula, caule duplo 

 latiora, parum longiora quam lata, transverse inserta, ad medium 

 biloba, sinu angusto obtuso, lobis acutis. Flores feminei uno latere 

 innovati. Folia floralia obovato-oblonga (1,33 mm. longa, medio 

 0,67 mra. lata) apice obtusa. Lobulus tertio brevior, anguste lanceo- 

 latus, acutus, ultra medium solutus. Amphigastrium florale lobulis 

 «quilongum, late obovato-obconicum, ad V» inciso-bilobatum, rima 

 angusta, lobis obtusis. Reliqua desunt. 

 Hab. Japoniea. 



59. Pycnolejeunea imbricata (Nees) St, 

 Syn. : Lejeunea imbricata Nees. Syn. Hep., p. 359. 



Dioica mediocris, olivacea vel brunnea, flaccida, corticola. Catdis ad 

 35 mm. longus, irregulariter breviterque pinnatus. Folia caulina con- 

 ferta, subrecte patula, parum concava, in plano ovato-triangulata 

 (1,33 mm. longa, basi 1,17 mm. lata) apice obtusa, brevi basi inserta, 

 basi antica longe truncata. Cellulse superse 18X'18 ^, basales 

 18x27 {X, parietibus validis. Lobulus maximus, folio duplo brevior, 

 in situ linearis, in plano oblongo-rectangulatus, duplo longior quam 

 latus, apice subtruncatus, angulo apiculato. Amphigastria caulina 

 magna, subcircularia, caule quintuplo latiora, breviter sinuatim inserta, 

 ad medium biloba, sinu semirecto obtuso, lobis acutis. Perianthia 

 uno latere innovata, pyriforma (1,17 mm. longa, medio 0,75 mm. lata) 

 apice obcordata, rostro valido, plicis posticis angustis, longe decurren- 

 tibus. Folia floralia perianthio subduplo breviora, obovato-oblonga vel 

 subspatutha, apice rotundata, lobulus duplo brevior, anguste oblongus, 

 ad medium solutus obtusus. Amphigastrium florale foliis floralibus 

 jequilongum, oblongum, subtriplo longius quam latum, apice ad V* 

 inciso-bilobatum, rima angusta, lobis acutis vel obtusis. Androecia ses- 

 silia, bracteis 3-4- jugis. 



Hab. Asia et Oceania tropica. 



60. Pycnolejeunea grossiloba St. n. sp. 



Dioica parva flaccida, bruuea, aliis hepaticis consociata. Caulis ad 

 2 cm. longus, sparsim breviterque pinnatus. Folia caulina conferta, 

 oblique patula, concava, in plano ovato-oblonga (1.17 ram. longa, 



629 



