Ceralolejeunea. FHANZ STEPHANI. SPECIES HfcPATICARUM (VOL. V, 1913). 



dentatis. Andrcecia sessiliavel in ramis terniinalia, bracteis ad sexjugis, 

 inonandris vel diandris. 

 Hab. India occidentalis, valde communis. 



88. Ceratolejeunea Splitgerberiana (Mont.) St. 



Syn. : Lejeunea Splilgerberiana Mont. Ann. sc. nat. 1841, p. 112. 



Monoica, raediocris, rufo-brunnea, foliicola vel in cortice caespitans. 

 CauUs ad 25 mm. longus, irregulariter pinnatus, rarius bipinnatus. 

 Folia caulina contigua, recte patula, parum concava, in plano ovata 

 (1,17 mm. longa, 0,75 mm. lata) asymmetrica, margine postico sub- 

 stricto, apice rotundata, integerrima, brevissima basi inserta, basi 

 antica longe truncata. Cellulai superae 18X18 (j., ba&ales 18X36 jt, 

 parietibus validis. Lobulus majusculus, folio quadruplo brevior, ovatus, 

 recte patens, carina leviter arcuata, levi sinu in folium excurrens, 

 apice quam basis duplo angustiore oblique truncato, angulo acuto. 

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

 verse inserta, ad medium inciso-biloba, rima angusta, lobis late trian- 

 gulatis acutis. Penanthia late obovata (1,1 mm. longa, 0,75 mm. lata), 

 apice late truncato-sinuata, angulis late triangulatis acuminatis obtusis 

 leviter constrictis, plicis posticis ad medium decurrentibus, divergen- 

 tibus, apice cornutis, cornibus anguste triangulatis obtusis. Folia flora- 

 lia perianthio parum breviora, lanceolata, acuta vel obtusa, lobulo 

 parum breviore ; profunde soluto, anguste lanceolato, longe attenuato, 

 altero duplo breviore, obtuso, ad V^ soluto. Amphigastrium florale 

 perianthio duplo brevius, obovato-obconicum, apice ad V-^ inciso- 

 bifidum, rima angusta, lobis triangulatis acutis. Androecia sessilia, 

 bracteis quadrijugis. 



Hab. Surinam. 



89. Ceratolejeunea Szyszylowiczii Loitl. Szys. Diag. pl. 

 nov. I, p. 19. 



Dioica parva rufescens, aliis hepaticis consociata. Caulis pinnatim 

 decompositus, hic illic dense pinnatus. Folia caulina imbricata, recte 

 patula, ovata (0,91 mm. longa, 0,58 mm. lata) apice rotundata, ad 

 medium inserta, basi antica truncato-rotundata, asyrametrica, margine 

 postico substricto, antico late curvato. Cellulse superae 27 jj, regulariter 

 hexagonse, basales 27X36 jjl, validae, cuticula rainute aspera. Lobulus 

 magnus, folio duplo brevior, fusiformis, quadruplo longior quam latus, 

 carina leviter arcuata, levi sinu in folium excurrens, apice quam basis 

 subduplo angustiore, oblique truncato angulo acuto, sub apice valde 

 constrictus. Utriculi nuraerosi. Amphigastria caulina raajuscula, caule 



443 



