Euosmolejeunea . franz stephani. species hepaticarum (Vol. V, 1914) 



ovato-triangulatus, carina leviter arcuata, iccto sinu in foliuiri excur- 

 rens, niargine supero substricto, apice quam basis duplo angustiore, 

 oblique truncato, angulo apiculato, sub apice leviter constrictus. 

 Amphigastria caulina magiia, late eljiptica, caule triplo latiora (0,45 mm. 

 longa, medio 0,4 mm. lata, breviter sinuatim inserta, apice ad 

 V3 inciso-biloba, rima angusta, lobis aciitis. Androeciu numerosa, 

 sessilia vel in ramulo terminalia, bracteis ad 10 jugis, ex apice vege- 

 tativa. 

 Hab. Guiana gallica. 



b. Grandistipulce. 



11. Euosmolejeunea Beyrichii (Ldbg) St. 

 Syn. : Lejeunea Beyrichii Ldbg. Syn. Hep. p. 374. 



Hygrolejeunea petropolitana St. Hedwigia 1896, p. 104. 



Dioica, spectabilis, flavo-rufescens, flaccida, in cortice laxe caespi- 

 tans; Caulis ad 7 cm. longus irregulariter remoteque ramosus, ramis 

 longissimis interjectis simplicibus, aliis brevioribus dense pinnulatis. 

 Folia caulina imbricata, recte patula, concava apiceque decurva, in 

 plano ovata, (1,4 mm. longa, medio 1 mm. lata) subsymmetrica, apice 

 rotuiidata, ad medium accreta, basi antica late rotundata. Cellulas 

 superse 18 X 27 jx, basales 27 X 36 jj, trigonis maximis. Lobulus parvus 

 (ssepe obsoletus) folio quintuplo brevior, late ovatus, carina oblique 

 adscendens, leviter arcuata, levi sinu in folium excurrens, apice quam 

 basis duplo angustiore, oblique truncato, angulo apiculato. Amphigas- 

 tria caulina maxima, subrotunda (1 mm. lata, 0,67 mm. longa) pro- 

 funde sinuatim inserta, alis basalibus ex parte liberis, cordatim rotun- 

 datis, apice breviter incisa, rima angusta, lobis apiculatis, hamatim 

 conniventibus; Perianthia uno latere innovata, obovata (1,5 mm. longa, 

 0,83 min. lata) apice rotundata, rostro 'lato brevissimo, plicis posticis 

 angustis, irregulariter angulatis, longe decurrentibus. Folia floralia 

 perianthio aequilonga vel parum breviora, anguste lanceolata acuta 

 integerrima, Lobulus folio duplo vel triplo brevior, anguste linearis, 

 vel oblongus, parum solutus, acutus vel obtusus. Amphigastrium florale 

 perianthio duplo brevius, late obovato-obconicum, liberum, fere ad 

 medium inciso bilobatuin, rima angusta, lobis late triangulatis apicu- 

 latis. Andrcecia sessilia, bracteis 5 jugis. 



Hab. America tropica Brasilia, Venezuela, Costarica. 



12. Euosmolejeunea clausa (Nees et Mont.) Evans. Bryolo- 

 gist. 1908, p. 69. 



583 



