<V0L.V,1914). FRANZ STEPHANI. SPEGIES HEPATICARUM Pycnolejeunea. 



caulina contigua, foliis duplo breviora, subrotunda vel parura latiora 

 quani longa, integerrima, apice ad V* (vel V») bifida, sinu subrecto 

 acuto, lobis late triangulatis acutis. Perianthia uno latere innovata, 

 emersa, quinqueplicata. Folia floralia rotundata ; lobulus multo angus- 

 tior, obtusus. Amphigastrium florale magnum, ovatum, apice breviter 

 exciso-bidentatum, dentibus acutis conniventibus. Am/nrc/a in ramis 

 terminalia, bracteis 3-4 jugis, diandris. 

 Hab. Insula Amboina. 



IV. Australes 



69. Pycnolejeunea longidens St. Hedwigia 1889, p. 260. 

 Dioica pusilla, olivacea, in cortice caespitans. Caulis vage ramosus, 



ramis primariis paucis longis, sparsitn pinnatis. Folia caulina parum 

 imbricata, oblique patula, parum concava, in plano late ovata (0,67 mm. 

 lata, 0,75 mm. longa) asymmetrica, margine supero late rotundato, 

 infero substricto, ad medium accreta, apice late rotundata. Cellulse 

 superje 18X18 ji, basales 18X36 ji, parietibus validis, trigonis nullis. 

 Lobulus magnus, folio duplo brevior, oblique adscendens, in situ sub- 

 cylindricus, triplo longior quam latus, in plano optime rectangulatus, 

 duplo longior quam latus, apice recte truncatus, angulo apiculato. 

 Amphigastria caulina majuscula, caule sextuplo latiora, subrotunda, 

 breviter sinuatim inserta, apice ad medium inciso-biloba, rima angusta, 

 lobis acutis vel obtusis. Andrcecia in ramis terminalia, ex apice vegeta- 

 tiva, bracteis paucijugis. 

 Hab. Amtralia. Queemland. 



70. Pycnolejeunea chilensis St. n. sp. 



Dioica pusilla, flaccida, pallide fiavicans, aliis hepaticis consociata. 

 Caulis ad 2 cm. longus, irregulariter longeque pinnatus. Folia caulina 

 parum imbricata, oblique patuia, concava, in plano ovato-trigona 

 (0,67 mm. longa, inferne 0,58 mm. lata) asymmetrica, margine infero 

 stricto, supero late rotundato, apice obtusa, brevissima basi inserta, 

 basi antica longe truncata. Cellulee superae 18X18 basaies 18X36 ^ 

 trigonis nullis. Lobulus magnus, folio duplo brevior, in situ arcuatim 

 adscendens, oblongus, in plano ovatus, carina leviter arcuata, levi sinu 

 in folium excurrens, apice quam basis duplo angustiore, recte trun- 

 cato, angulo acuto. Amphigastria caulina majuscula, caule plus triplo 

 latiora, optime circularia, transverse inserta, ad medium exciso-biloba, 

 lobis angustis acutis, hamatim conniventibus. Perianthia uno latere 

 634 



