Ceratokjeunea. franz stephani. SPECIES hepaticarum (Vol. V, 1913). 



2. Ceratolejeunea amazonica St. Hedwigia, 1890, p. 91. 

 Dioica, fusco-rufa, depresso-caespitans, corticola. Caulu ad 3 cm. 



longus, irregulariter ramosus, ramis longioribus simplicibus vel 

 sparsim pinnulatis. Folia caulina conferta; recte patula, subplana, 

 ovato-elliptica (1 mm. longa, 0,75 mm. lata) optime symmetrica, apice 

 obtusa vel rotundata, ad medium inserta, basi antica truncato-rotundata, 

 integerrima vel hic illic angulata. Cellulx superse 18X18 ji, basales 

 27 X 36 [jL ; ocelli 27 X 45 u,. Lobulus parvus, folio septuplo brevior, 

 ovato-triangulatus, carina parum arcuata, levi sinu in folium excurrens, 

 apice quam basis triplo angustiore, emarginato, angulo apiculato, 

 sub apice leviter constrictus. Amphigastria caulinamdi juscula, sub- 

 transverse inserta, subrotunda vel parum latiora quam longa, ad V^ 

 inciso-biloba, sinu angusto, lobis acutis. Pei-ianthia magna, obovato- 

 oblonga (1.5 mm. longa, medio 0,9 mm. lata) apice subtruncata vel 

 leviter emarginata, angulis apiculatis obtusis ; plicis posticis angustis, 

 late divergentibus, apice rotundato-prominulis. Folia floralia perian- 

 thio duplo breviora, obovato-oblonga, apice rotundata vel apiculata» 

 sub apice irregulariter valideque dentata ; lobulus parum brevior, 

 lanceolatus, ultra medium solutus, acuminatus integerrimus vel pauci- 

 denticulatus. Amphigastrium florale obovato-obconicum liberum, foliis 

 floralibus sequilongum, ad V^ inciso-bilobatum, riraa angusta, lobis 

 acutis. AndroEcia sessilia, bracteis trijugis. 

 Hab. America tropica. Amazonas, Guiana, Peruvia. 



3. Ceratolejeunea andicola St. Hedwigia, 1895, p. 234. 

 Dioica, major, rufo-brunnea, aliis hepaticis corticolis, consociata. 



Caulis ad 6 mm. longus, remote pinnulatus, ramis paucis elongatis 

 interjectis simplicibus. Folia caulina parum imbricata, recte patula, 

 subplana, ovato-falcata (0,83 mm. longa, medio 0,83 mm. lata) valde 

 asymmetrica, margine postico stricto, antico valde arcuato, apice acuta, 

 integerrima vel sub apice remota dentata, brevi basi inserta, basi 

 antica longe truncata. Cellulse superse 27X27 {jl, basales 27X45pL. 

 Ocellus basalis 27 X 54 [i. Lobulus majusculus, folio quadruplo brevior, 

 ovatus, oblique adscendens carina arcuata, levi sinu in folium excur- 

 rens, apice quam basis duplo angustiore, oblique truncato, angulo 

 apiculato, sub apice constrictus. Amphigastria caulina magna, caule 

 quadruplo latiora, cordiformiaO,5 mm. longa et lata, profunde sinuatim 

 inserta basique cordatim rotundata, ad V^ inciso-bifida, sinu semirecto, 

 lobis anguste triangulatis acuminatis acutis. Androecia in caule ramisque 

 sessilia, bracteis quinquejugis. Reliqua desunt. 

 Hab. Ecuador. Manabi. 395 



