(VOL. V, 1915). FRANZ STEPHANl. SPECIES HEPATICARUM Lejeunea. 



155. Lejeunea Semperi. St. n. sp. 



Dioica minor, dilute brunnea, flaccida, corticola. Caulis ad 15 inm. 

 longus, irregulariter ramosus, same fasciculatus. Folia caulina parum 

 imbrica, recte patula, concava, in planoovata, leviter falcata (0,83 mm. 

 longa, medio 0,58 mm. lata) ad medium inserta, basi antica truncato- 

 rotundata, apice obtusa vel rotundata, integerrima. Cellulse superae 

 18X18 [i, media? 27X27 basales 18 X 45 ^ trigonis nullis. Lobu- 

 lus majusculus, folio triplo brevior, ovatus, carina oblique adscen- 

 dens, arcuata, recto sinu in folium excurrens, apice quam basis triplo 

 angustiore, recte truncato, angulo acuto, sub apice leviter constric- 

 tus. Amphigastria caulina parva, caule parum latiora, subrotunda, 

 transversa inserta, ad medium inciso-biloba, sinu semirecto, laciniis 

 anguste triangulatis porrectis acutis. Perianthia uno latere innovata, 

 pyriforma (0,91 mm. longa, superne 0,5 mm. lata) apice rotundata, 

 rostro magno, anguste conico, plicis posticis latiusculis longe decur- 

 rentibus, plica antica bene producta. Folia floralia perianthio sequi- 

 longa, obovato-oblonga, triplo longiora quam lata, apice rotundata, 

 lobulus anguste ligulatus, folio duplo brevior, ad medium solutus, obtu- 

 sus. Amphigastrium tlorale perianthio duplo brevius, ovato-ellipticum, 

 ad V 3 inciso-bifidum, sinu semirecto, laciniis triangulatis obtusis. 

 Androzcia ignota. 



Hab. tnsulse Luzon. 



156. Lejeunea Stahliana. St. n. sp. 



Dioica major, flavo-rufescens, in cortice spongiose caespitans. Caulis 

 ad 3 mm. longus, irregulariter multiramosus saepe fasciculatus. Folia 

 caulina imbricata, oblique patula, valde concava, in plano late ovata, 

 asymmetrica, margine supero late rotundato, infero substricto, ad 

 medium inserta, basi antica truncata, apice rotundata vel obtusa, inte- 

 gerrima; folia ramulina multo minora. Cellulee superae 27x27 |a, basa- 

 les 27X54 jx trigonis subnullis. Lobulus maximus, folio duplo brevior, 

 in situ fusiformis, in plano oblongus, duplo longior quam latus, carina 

 oblique adscendens, leviter arcuata, levi sinu in folium excurrens, 

 apice quam basis vix angustiore, oblique truncato, angulo apiculato. 

 Amphigastria caulina magna, caule quintuplo latiora, subrotunda, trans- 

 verse inserta, ad medium biloba, sinu semirecto obtuso, laciniis trian- 

 gulatis acutis. Perianthia uno latere innovata, clavata(l,33 mm. longa, 

 superne 0,62 mm. lata)apice rotundata, rostro longo, quinqueplicata, 

 plicis angustis, breviter decurrentibus, posticis late divergentibus. 

 Folia floralia perianthio subaequilonga, obovato oblonga (1,17 mm. lon- 

 788 



