Leiolejeunea. franz stephani. species hepaticarum (Vol. V, 1912). 



Dioica mediocris, pailide tlavo-virens vel flavo-rufescens, dense 

 depressso caespitans, in cortice late expansa. Caulis ad 4 cm. longus, 

 irregulariter breviterque pinnatus. Fotia caulina conlerla, recte patula, 

 valde decurva, in plano late ovata, asymmetrica, obtusa (1,33 mm. 

 longa, 1 mm. lata) brevissima basi inserta, basi antica truncata. 

 Cellulee superse 27 [x, basales 27 X 36 |x, trigonis ubique majusculis. 

 Lobulus majusculus, ovatus, inflatus, apice attenuatus, nudus. Amphi- 

 gastria caulina magna, contigua, late obcuneata, transverse inserta, 

 apice truncata. Perianthia in ramulis terminalia, breviter innovata, 

 obovato-oblonga, quinqueplicata, plicis nudis; rostro longo angusto. 

 Folia /loralia perianthio aequilonga, ex angusta basi oblonga, triplo 

 longiora quam lata, obtusa, integra ; lobulus duplo brevior lanceolatus, 

 ad V^ solutus, oblusus. Amphigastrium florale caulinis similliraum. 

 Androecia breviter spicata, bracteis 4-6 jugis, confertis, diandris. 



Hab. America tropica, valde communis. 



Leiolejeunea, Evans 1908 



Plantas parvse, flavo-virentes, corticolse, depresso-csespitantes. Caulis 

 repens, irregulariter ramosus. Folia caulina contigua vel parum imbri- 

 cata, oblique patula, convexa, late ovato-triangulata, obtusa, basi 

 antica truncata. Cellulse bene incrassatse, trigonis magnis acutis, in 

 medio parietum nodulosis. Lobulus magnus, oblongus, inflatus, apice 

 truncatus, excisulo-dentatus. Amphigastria caulina majuscula, caule 

 triplo latiora, obcuneata, apice truncata, integra. Perianthia in ramulis 

 terminalia, pyriformia, inflata, eplicata, levia, rostro parvo. Folia 

 floralia bijuga, intima gigantea, caulinis quadruplo longiora, ovata, 

 asymmetrica, acuminata, sub apice et in margine supero paucidenti- 

 culata. Lobulus exiguus, anguste linearis, apice truncatus, angulo 

 acuto. Amphigastrium florale intimum perianthio parum brevius, 

 obovato-oblongum, lobulis utrinque breviter coalitum, apice breviter 

 inciso-bilobatum, lobis obtusis, integerrimis. Andreecia in pinnis ter- 

 minalia, bracteis paucijugis confertis, monandris, apice inaequaliter 

 bilobis, lobis obtusis. Species unica : 



Leiolejeunea grandiflora Evans, 1. c. 



Hab. : Jamaica. 



409 



