Trachylejeimea . FRANZ STEPHANI. SPECIES hepaticarum (Vol. V, 1<H3). 



angusta, lobis lale triangulatis apiculatis. Peiianthia paiva, optime 

 pyriibnnia (1,17 mni. longa, superneO,75 niui. lata) integerrima, plicis 

 posticis longe decurrentibus, angustis integerrimis. Folia floralia 

 perianthio pai'um breviora, obovato-oblonga, obtusa; lobulo duplo bre- 

 viore, anguste Jineari, obtuso, ad V^ soluto. AmphigaHlrium florale 

 foliis flor. aequilongum, anguste spathulatum, apice breviter incisum, 

 lobis obtusis. Andrcscia valde numerosa, sessilia, bracteis ad 5 jugis. 

 Hab. Amevica tropica. Flumen Uaupes. 



17. Trachylejeunea Spruceana St. Hedwigia, 1896, p. 138. 

 Dioica, mediocris flavescens vel rufescens, muscis consociata. Caulis 



ad 3 cm. longus, parum irregulariterque ramosus. Foliacaulina imbri- 

 cata, recte patula, concava, in plano ovata,optimesymmetrica(0,9mm. 

 longa, 0,67 mm. lata) apice rotundata, brevissima basi inserta, basi 

 antica longe truncata vel sinuato-truncata, marginibus dense regulari- 

 terque serrulatis, basi antica nuda. Cellulie superae 18 jt, basales 

 27X36 ^, trigonis majusculis, basi magnis. Lobulus majusculus, folio 

 triplo brevior, oblique adscendens, ovato-oblongus, duplo longior 

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

 quam basis duplo angustiore, emarginato, angulo spina hamata armato, 

 sub apice constrictus. Amphigastria caulina majuscula, caule plus 

 duplo latiora, subrotunda, transverse inserta, ad medium biloba, sinu 

 recto acuto, lobis late triangulatis acutis, marginibus leviter serratis. 

 Androecia parva, sessilia, bracteis 4-5 jugis. Reliqua desunt. 

 Hab. Insula Guadeloupe. 



18. Trachylejeunea subplana St. n. sp. 



Dioica majuscula, tenuissima, pallide tlavicans, aliis hepaticis con- 

 sociata. Caulis ad 4 cm. longus, valde irregulariter ramosus, ramis 

 parvis et longioribus mixtis, simplicibus vel pauci-pinnulatis, sub flore 

 simpliciter innovatus Folia caiUina imbricata, recte patula, plano- 

 disticha (0,83 mm. longa, 0,58 mm. lata) apice late rotundata, bi'evi 

 basi inserta, basi antica longe truncata, marginibus superis irregula- 

 riter repandis vel suberosis. Cellulse superae 18 ji., basales 18X27 [x, 

 parietibus validis. Lobulus triplo brevior, recte patens, ovato- 

 oblongus, duplo longior quam latus, carina leviter arcuata, levi sinu 

 in folium excurrens, apice recte truncatus, angulo spina hamata 

 armato, sub apice leviter constrictus Amphigastria caulina majuscula, 

 late obovata, transverse inserta, basi late obcuneata, ad medium exciso- 

 bifida, sinu amplo, lobis anguste triangulatis acutis. Perianthia parva, 

 foliis caulinis aequimagna, optime pyriformia, plicis posticis angustis, 



310 



