(VoL. V, 1913). FRANZ STEPHANI. SFECIES HEPATICARUM Trachylejeunea. 



attenuato. Amphyga.sfria caulina iiiajnscula, aiubitu obovato-obcuneata, 

 transverse inserta, ad medium emarginato-bilida, sinu angusto nudo, 

 lobis lanceolatis, extus paucidentatis. Periunthia magna (1,33 mm. 

 longa, sub apice 0,67 mm. lata) oblonga, medio constricta, apice breviter 

 obcordata, spinis validis hispidissima, plicis posticis longe decurren- 

 tibus, late divirgentibus, densius spinosis, inferne nuda, rostro valido. 

 Folia /loralia perianthio duplo breviora, hamatim divergentia, lanceo- 

 lata, acuta, margine et antice spinulosa; lobulo duplo breviore, anguste 

 lanceolato, acuto, ad ^/3 soluto, nudo. Amphigastrium florale perianthio 

 triplo brevius, nudum, anguste ellipticum, duplo longius quam latum, 

 ad medium inciso-bifidum, rima angusta, lobis lanceolatis acutis. 

 Androecia sessilia, bracteis quadrijugis. 

 Hab. \ew Zealand, Great Barrier Island. 



Drepanolejeunea S. 1884 



Plantge parvse, ssepe pusillse vel exigUcP, vulgo dilute flavescentes, 

 vel pallidae, in foliis arborum et fronde filicura repentes, rarius csespi- 

 tantes. Caulis irregulariter ramosus, ramis lougioribus late divaricatis, 

 saepe simplicibus, in aliis multiramosus subfasciculatus, sub flore 

 femineo simpliciter innovatus. Folia caulina remota, interdum contigua 

 vel parum imbricata, ssepe angusta longeque acuminata, integerrima 

 vel armata, plus minus falcata, valde concava apiceque decurva. 

 Cellulae tenerse, parum incrassatse; ocelli majusculi dispersi vel seriati 

 vel nulli. Lobulus semper magnus, interdum maximus, valde inflatus, 

 ovatus vel oblongus apice truncatus vel emarginatus, angulo obtuso 

 vel spinifero, rarius breviter exciso-bidentulus. Amphigastria caulina 

 parva vel exigua, anguste bifida, disco basali saepe brevissimo, lobis 

 setaceis longis divergentibus vel recte patulis. Inflorescentia monoica 

 vel dioica, rarius autoica. Perianthia magna, inflata, acute quinque- 

 plicata, obovata vel oblonga vel obconica, nuda vel armata, apice 

 rotundata, interdum late truncata, angulis longe attenuatis acutis vel 

 bifidulis vel in cornua cylindrica mutatis, vel solum umbonatim promi- 

 nulis, varie armatis; plicse posticae similiter vai^abiles similiterque 

 armatse; plica antica interdura raale evoluta. Folia floralia caulinis 

 aequiraagna vel parva, seraper valde arraata, basi antica connata ; lobulis 



317 



