PyvHolejeunea. franz stephani. species hepaticarum (Vol.V,19U). 



antica truncato-rotundata. Cellulse superae 18X27 ji, basales 27X36 

 parietibus validis, trigonis minus distinctis. Lobulus giganteus, folio 

 paruni brevior (0,6 mra. longus, in plano 0,25 mra. latus) subc\lin- 

 dricus, carina leviter arcuata, stricte in folium excurrens, apice quam 

 basis plus duplo angustiore, exciso, angulo seta longissima armato, 

 seta 6 cellulas longa. Amphigastria caulina parva, caule vix duplo 

 iatiora, ovata, transverse inserta, ad medium biiida, sinu semi-recto, 

 acuto, lobis anguste triangulatis acutis. 



Hab. Philippinse insulse. Luzon. 

 . 55. Pycnolejeunea Okamurana. St. u. sp. 



Dioica major gracilis, flavo-rufescens, in cortice dense-depresso- 

 csespitans. Caulis ad 5 cm. longus, irregulariter multiramosus. Folia 

 caulina parum imbricata, subrecte patula, concava apiceque decurva, 

 in plano ovata (1,33 mm. longa, medio 1 mm. lata) asymmetrica, mar- 

 gine supero late rotundato, infero parum sinuato vel substricto, apice 

 obtusa,brevibasi inserta,basianticatruncata. Cellulse superse 18xl8|i, 

 basales 18X27 u,, trigonis magnis. Lobulus maximus, folio duplo 

 brevior, in situ cylindricus, in plano rectangulatus, duplo longior 

 quam latus, carina oblique adscendens substricta, levi sinu in folium 

 excurrens, apice oblique truncatus, angulo spina magna validissima 

 armato. Amphigastria caulina magna, ovato-elliptica, caule triplo 

 latiora (0,5 mm. lata, 0,6 mm. longa) breviter sinuatim inserta, apice 

 ad V* inciso-biloba, rima angusta, lobis obtusis. Perianthia uno latere 

 innovata, optime pyriformia (1,5 mm. longa, superne 0,9 mm. lata) 

 apice late rotundata, rostro brevi valido, plicis posticis angustis, bre- 

 viter decurrentibus lateque divergentibus, plica antica obsoleta. Folia 

 lloralia perianthio parum breviora (1,17 mm. longa, 0,6 mm. lata) 

 obovato-oblonga obtusa, apice decurva, lobulus tertio brevior. linearis, 

 apice oblique truncatus, angulos obtuso. Amphigastrium florale foliis 

 floralibus subaequilongum, angusta spathulatum, apice ad V 5 inciso- 

 bifidum, rima angusta, lobis acutis. Androecia desunt. 



Hab. Japonia. Ogawa. 



56. Pycnolejeunea Micholitzii. St. n. sp. 



Dioica, mediocris gracillima, flavo-virens, aetate brunnea, flaccida, 

 in foliis arborum repens, in cortice dense depresso-caespitans. CauU» 

 ad 35 mm. longus, reguiariter bi-vel tripinnatus. Folia caulina imbri- 

 cata, subrecte patula, concava, in plano ovata (1,17 mm. longa, medio 

 0,83 mm. lata) asymmetrica leviterque falcata, margine supero late 

 rotundato, infero leviter sinuato, apice obtusa, brevi basi inserta, basi 

 627 



