7 mm. longus, irregulariter ramosus. Folia caulina conferta, recte 

 patula, paruin concava, in plano ovato-triangulata (0,5 mm. longa. basi 

 0,4 mm. lata) asymmetrica, margine infero substricto, antico \alde 

 arcuato, apice obtusa, brevi basi inserta, basi antica truncatu-rutundata. 

 Cellulx superas 18 u., regulariter hexagonse, trigonis parvis, basales 

 18X27 fj., trigonis majusculis attenuatis. Lobulus inagnus, folio duplo 

 brevior, oblique adscendens, carina leviter arcuata, levi sinu in folium 

 excurrens. apice quam liasis \i\ angustiore, emarginalo, angnlo apicu- 

 latn. Amphigastria caulina parva, cauli a»quilata, subrotunda, trans- 

 \erse inserta, ad mediuin emarginato-biloba, lobis anguste triangu- 

 latis obtusis. «Perianlhia uno latere innovata, late pyriformia, 0,4 mm. 

 longa, 0,3 mm. lata) rostro brevi, antice carinulata. carinis poslicis 

 le\ issimis ». Folia floralia laneeolata, obtusa (0,83 mni. longa, niedio 

 0,3:! iiiui. lata) lobulis WvWu lire\iur, sulilinearis. parum solutus. 

 Amphigusirium florale foliis lloralibus sequilongum, angusle lanceu- 

 latum, ad mediuni incis.i-liiliduin. rima angusta, lobis angustis apice 

 setaceis. Androzcia in ramis terminalia, bracteis tri.jugis. 



26. Rectolejeunea papulosa (S.) St. 



Syn. : Cheilolejeunea papulosa S. Hep. Am. And., p. 258. 



Dioica pusiila. rufo-bnmnea. in cortice spongiose c^spitans. Caulix 

 ad 5 mm. longus, longe irregulariterque pinnatus et bipinnatus. Folia 

 aulina parum imbricata, oblique patula, parum concava, in plano 

 uvatu-ellijitica dUl mm. longa, 0,33 mm. lata) asymmetrica, margine 

 infero leviter sinuabi. superu late rotundatu, apice ubtusa vel rotun- 



magnus, folio duplu brevior, in situ oblongus, duplo longior quam 

 latus cariua obliijue adscendens, b-viter arcuata, papulosa, apice quam 

 basis vix angustiore, emarginato, angulo apiculato, in plano late conicus, 

 parimi longior quatn latus. carina substricta, levi sinu in folium 

 excurrens, apice quain basis parum angustiore. recte truncato, angulo 

 apiculato. Amphlgas/riti caulina eA-igua, caule parum latiora. transverse 

 inserta, rotunda, ad 2 . ; a emarginato-bifida, lobis angustis hamatim 

 cutuu\eiiiibus. Florcs feminei in ramis terminales. Folia floralia cauli- 

 nis multo majora, lanceolata, valde concava apiceque arcte decur\a. 

 in plano 0,83 mm. longa, 0,33 mm. lata) obtusa, antice papulosa, 

 lobulus parum brevior, anguste linearis, haud solutus, truncatus, angulu 

 acuto vel obtuso. Ampftigastrium florale lobulis iequilongum, ligu- 

 693 



