Travhylejeuma. fhanz stephani. SPECIKS HEPATiCARUM ( VoL. V, 4913). 



IV. Australes 



28. Trachylejeunea elegantissima St. Hedwigia, 1889, 

 p. 26-2. 



Monoica, pallide flavicans, pusilla, in fronde filicum repens. Caulis 

 ad 10 mm. longus vage niultiramosus. Folia paruni imbricata, oblique 

 patula, subplana, longe elliptica (1,17 mm. longa. 0,67 mm. lata) 

 apice rotundata, brevissima basi inserta, basi antica rotundata, caulem 

 late superantia, symmetrica, marginibus et facie antica dense grosseque 

 papillatis. CelMie superae 12 pi, basales 18 X 27 p, trigonis nullis. 

 Lobulus magnus, fusiformis, folio duplo brevior, apice quam basis 

 triplo latiore, in situ oblique truncato, angulo occulto, in plano rectan- 

 gulatus, duplo longior quam latus, angulo obtuso. Amphigastria caulina 

 rmda, majuscula, anguste oblonga, transverse inserta, basi radicelli- 

 fera, ad ^/4 inciso-biloba, rima angusta, lobis angustis, subsetaceis 

 porrectis. Perianthia uno latere innovata, compresso-globosa, quadri- 

 plicata, ubique dense minuteque papillata, plicis posticis late diver- 

 gentibus, longe decurrentibus, rostro parvo. Folia floralia perianthio 

 duplo breviora, obovato-oblonga, apice rotundata, simililer papillata ; 

 lobulo duplo breviore, oblongo, apice truncato, angulo obtuso, margi- 

 nibus repando-angulatis, haud soluto. Amphigastrium florale nudum, 

 perianthio sub duplo brevius, oblonguni, duplo longius quam latuni, 

 ad medium bifidum, rima anguste obtusa, lobis lanceolatis, porrectis 

 acutis. Androecia sessilia, bracteis trijugis. 



Hab. Australia, Clyde District. 



29. Trachylejeunea papillata (Mitt.) St. 



Syn. : Lejeunea papillatu Mitt in Hook. Flor. Nov. Zel. II. p. 158. 



Monoica, minor, flavescens, in fronde filicum repens, vel corticola. 

 Caulis ad 35 mm. longus, irregulariter pinnatus et bipinnatus, sub 

 flore simpliciter innovatus. Folia caulina contigua subrecte patula, 

 valde concava, saepe decurva, in plano ovato-oblonga, leviter falcata 

 (0,67 mm. longa, 0,5 mm. lata) apice obtusa, brevi basi insei-ta, basi 

 antica truncato-rotundata, in fatie antica et marginibus dense longeque 

 spinulosa. Cellulse superae 18 {j,, basales 18X36 (i, trigonis nullis. 

 Lobulus majusculus, in situ late ovatus, inflatus, folio triplo brevior, 

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

 supero valde arcuato, late involuto omnino nudo, in situ breviter 



316 



